DCT

1:26-cv-08492

Gatx Corp v. Big Will Enterprises Inc

Key Events

Complaint

complaint Intelligence

I. Executive Summary and Procedural Information

Parties & Counsel:
- Plaintiff: GATX Corporation (New York)
- Defendant: Big Will Enterprises Inc. (Canada)
- Plaintiff's Counsel: Mayer Brown LLP
Case Identification: 1:26-cv-8492, N.D. Ill., 07/17/2026
Venue Allegations: Plaintiff GATX Corporation alleges venue is proper in the Northern District of Illinois because Defendant Big Will Enterprises Inc. is a foreign entity and may be sued in any judicial district. The complaint further alleges the court has personal jurisdiction over the Defendant due to its patent licensing and enforcement activities directed at companies within the district, including GATX.
Core Dispute: Plaintiff seeks a declaratory judgment that its railcar telematics systems do not infringe eight patents owned by Defendant related to determining motion activity using sensors on a wireless device.
Technical Context: The technology at issue involves using sensor data from mobile devices to identify the motion or activity of the object carrying them, a foundational concept in telematics, asset tracking, and personal security systems.
Key Procedural History: The complaint alleges that Defendant, a non-practicing entity, has engaged in a broad patent assertion campaign. Defendant sent a demand letter to Plaintiff on May 4, 2026, alleging infringement and threatening litigation, which Plaintiff characterizes as creating a justiciable controversy necessitating this declaratory judgment action.

Case Timeline

Date	Event
2008-01-16	Earliest Priority Date for Patents-in-Suit
2013-05-28	U.S. Patent No. 8,452,273 Issued
2013-10-15	U.S. Patent No. 8,559,914 Issued
2014-05-27	U.S. Patent No. 8,737,951 Issued
2015-03-10	U.S. Patent No. 8,977,230 Issued
2015-06-02	U.S. Patent No. 9,049,558 Issued
2015-09-22	U.S. Patent No. 9,141,974 Issued
2017-10-24	U.S. Patent No. 9,799,063 Issued
2019-12-31	U.S. Patent No. 10,521,846 Issued
2026-05-04	Defendant sends demand letter to Plaintiff
2026-06-08	Defendant follows up on licensing demand via email
2026-06-23	Defendant follows up on licensing demand via email
2026-07-13	Defendant follows up on licensing demands after phone call
2026-07-17	Defendant follows up on licensing demands
2026-07-17	Complaint for Declaratory Judgment filed

II. Technology and Patent(s)-in-Suit Analysis

U.S. Patent No. 8,452,273 - "Systems and Methods for Determining Mobile Thing Motion Activity (MTMA) Using Accelerometer of Wireless Communication Device"

Patent Identification: U.S. Patent No. 8,452,273, "Systems and Methods for Determining Mobile Thing Motion Activity (MTMA) Using Accelerometer of Wireless Communication Device," issued May 28, 2013 (Compl. ¶20).

The Invention Explained

Problem Addressed: The patent addresses the challenge of accurately identifying the motion activity of a "mobile thing" (MT), such as a person or vehicle (Compl. ¶30; Compl. Ex. 1 at Abstract).
The Patented Solution: The invention proposes a method to solve this problem by using only accelerometer data from a wireless communication device (WCD) transported by the mobile thing (Compl. Ex. 1 at Abstract). The core of the method involves receiving three-dimensional (3D) acceleration data, recognizing a specific set of data as a "reference" to define a relationship between the 3D orientation of the device and a new two-dimensional (2D) coordinate system, and then processing subsequent data within this 2D system to determine the motion activity (Compl. ¶30; Compl. Ex. 1 at claim 1).
Technical Importance: This approach aimed to enable more intelligent, activity-based actions on mobile devices by providing a more nuanced understanding of the user's or asset's physical state (Compl. Ex. 1 at Abstract).

Key Claims at a Glance

The complaint seeks a declaratory judgment of non-infringement of at least independent claim 1 (Compl. ¶32).
The essential elements of independent claim 1 are:
- receiving time and three streams of data sample values from an accelerometer of a WCD transported by a mobile thing (MT);
- recognizing a particular set of data sample values as a reference in the 3D coordinate system for defining a relationship between an orientation of the WCD and a two dimensional (2D) coordinate system;
- computing reference data based upon the recognition of the particular set, where the reference data defines a relationship for subsequent data in the 2D coordinate system;
- calculating movement data in the 2D coordinate system of other non-reference data based upon the reference data; and
- determining a moving thing motion activity (MTMA) based upon the movement data (Compl. ¶30).
The complaint does not explicitly reserve the right to assert dependent claims.

U.S. Patent No. 9,049,558 - "Systems and Methods for Determining Mobile Thing Motion Activity (MTMA) Using Sensor Data of Wireless Communication Device (WCD) and Initiating Activity-Based Actions"

Patent Identification: U.S. Patent No. 9,049,558, "Systems and Methods for Determining Mobile Thing Motion Activity (MTMA) Using Sensor Data of Wireless Communication Device (WCD) and Initiating Activity-Based Actions," issued June 2, 2015 (Compl. ¶21).

The Invention Explained

Problem Addressed: Similar to the '273 Patent, the '558 Patent addresses the problem of accurately identifying the motion activity of a mobile thing (Compl. ¶36; Compl. Ex. 2 at Abstract).
The Patented Solution: The '558 Patent discloses a method that is broader than the '273 Patent, using data from "one or more sensors" rather than solely an accelerometer (Compl. ¶36). The method involves receiving sensor data, recognizing a reference set of values to define an orientation, computing reference data, calculating movement data based on that reference, and determining the motion activity (Compl. ¶36; Compl. Ex. 2 at claim 1).
Technical Importance: By generalizing the sensor input, this patent family extension covers a wider array of devices and sensing modalities for determining motion activity (Compl. ¶36).

Key Claims at a Glance

The complaint seeks a declaratory judgment of non-infringement of at least independent claim 1 (Compl. ¶38).
The essential elements of independent claim 1 are:
- receiving time and at least three streams of data sample values from one or more sensors of a WCD transported by a mobile thing (MT);
- recognizing a particular set of data sample values as a reference for defining an orientation of the WCD in a coordinate system;
- computing reference data based upon the recognition of the particular set, the reference data defining a relationship for subsequent data in the coordinate system;
- calculating movement data in the coordinate system of one or more other non-reference data sample values based upon the reference data; and
- determining a mobile thing motion activity (MTMA) based upon the movement data (Compl. ¶36).
The complaint does not explicitly reserve the right to assert dependent claims.

U.S. Patent No. 8,559,914 - "Interactive Personal Surveillance and Security (IPSS) System"

Patent Identification: U.S. Patent No. 8,559,914, "Interactive Personal Surveillance and Security (IPSS) System," issued October 15, 2013 (Compl. ¶22).
Technology Synopsis: The patent describes a system for personal surveillance using wireless communication devices. It allows users to automatically capture surveillance information, send it to remote systems, and establish interactivity to verify security or log events (Compl. ¶42).
Asserted Claims: At least independent claim 15 is at issue (Compl. ¶44).
Accused Features: The complaint alleges non-infringement, stating the Accused Products do not practice limitations such as determining a user activity, determining a corresponding surveillance mode, or facilitating a user-defined response (Compl. ¶45).

U.S. Patent No. 8,737,951 - "Interactive Personal Surveillance and Security (IPSS) Systems and Methods"

Patent Identification: U.S. Patent No. 8,737,951, "Interactive Personal Surveillance and Security (IPSS) Systems and Methods," issued May 27, 2014 (Compl. ¶23).
Technology Synopsis: The patent discloses a wireless communications device that enters different modes of operation based on sensor data. A first investigation process captures initial data, and if that data indicates a potential need for assistance, accident, or crime, the device enters a second, different investigation process to capture further data (Compl. ¶48).
Asserted Claims: At least independent claim 1 is at issue (Compl. ¶50).
Accused Features: The complaint alleges non-infringement, stating the Accused Products do not practice the claimed instructions for entering first and second modes of operation based on sensor data analysis (Compl. ¶51).

U.S. Patent No. 9,799,063 - "Purchase Good or Service Based Upon Detected Activity and User Preferences in Wireless Communication Device"

Patent Identification: U.S. Patent No. 9,799,063, "Purchase Good or Service Based Upon Detected Activity and User Preferences in Wireless Communication Device," issued October 24, 2017 (Compl. ¶24).
Technology Synopsis: The patent describes a system that uses sensor data to identify a user's motion activity (e.g., walking, running, driving). Based on predefined user preferences and activity thresholds (e.g., time or distance), the system initiates a purchase of a good or service (Compl. ¶54).
Asserted Claims: At least independent claim 1 is at issue (Compl. ¶56).
Accused Features: The complaint alleges non-infringement, stating the Accused Products do not store user preferences defining motion activities for purchase initiation, track activity duration against thresholds, or initiate purchases based on exceeding those thresholds (Compl. ¶57).

U.S. Patent No. 8,977,230 - "Interactive Personal Surveillance and Security (IPSS) Systems and Methods"

Patent Identification: U.S. Patent No. 8,977,230, "Interactive Personal Surveillance and Security (IPSS) Systems and Methods," issued March 10, 2015 (Compl. ¶25).
Technology Synopsis: The patent discloses a computer system that communicates with a remote wireless device. It receives sensor data, compares it to reference data, and if the activity relates to a need for assistance, an accident, or a crime, it enables additional sensors on the remote device to gather more data (Compl. ¶60).
Asserted Claims: At least independent claim 1 is at issue (Compl. ¶62).
Accused Features: The complaint alleges non-infringement, stating the Accused Products do not practice limitations including comparing sensed data with reference data or enabling additional sensors based on the comparison's outcome (Compl. ¶63).

U.S. Patent No. 10,521,846 - "Targeted Advertisement Selection for a Wireless Communication Device (WCD)"

Patent Identification: U.S. Patent No. 10,521,846, "Targeted Advertisement Selection for a Wireless Communication Device (WCD)," issued December 31, 2019 (Compl. ¶26).
Technology Synopsis: The patent describes a method for selecting and communicating a targeted advertisement to a mobile device. The selection is based on a determined motion activity, which is identified by analyzing sensor data and comparing it to a plurality of stored reference motion signatures (Compl. ¶66).
Asserted Claims: At least independent claim 1 is at issue (Compl. ¶68).
Accused Features: The complaint alleges non-infringement, stating the Accused Products do not determine motion activity by storing and analyzing reference signatures or select a likely signature based on likelihoods (Compl. ¶69).

U.S. Patent No. 9,141,974 - "Systems and Methods for Determining Mobile Thing (MT) Identification and/or MT Motion Activity Using Sensor Data of Wireless Communication Device"

Patent Identification: U.S. Patent No. 9,141,974, "Systems and Methods for Determining Mobile Thing (MT) Identification and/or MT Motion Activity Using Sensor Data of Wireless Communication Device," issued September 22, 2015 (Compl. ¶27).
Technology Synopsis: The patent discloses a method for authorizing a financial transaction at a point-of-sale (POS) device. The method involves using sensor data to create current and historical user identification data and determining if the current user is authorized to use the financial account by comparing the two (Compl. ¶72).
Asserted Claims: At least independent claim 1 is at issue (Compl. ¶74).
Accused Features: The complaint alleges non-infringement, stating the Accused Products do not access and compare current and historical user identification data derived from sensor data to authorize or prevent a financial transaction (Compl. ¶75).

III. The Accused Instrumentality

Product Identification: The Accused Products are Plaintiff's "PIVOT railcar remote monitoring solution and related railcar-mounted sensor, gateway, wireless reporting, and remote platform functionality" and similar systems (Compl. ¶28).
Functionality and Market Context: The complaint states that the Accused Products are used for "railcar fleet visibility, customer-service improvement, condition monitoring, utilization tracking, and operational decision-making" (Compl. ¶28). The complaint alleges that Plaintiff GATX is a leader in the leasing and management of transportation assets, including railcars, and has invested in technology to enhance the safety and efficiency of rail freight (Compl. ¶2).

IV. Analysis of Infringement Allegations

The complaint does not allege infringement but rather seeks a declaratory judgment of non-infringement. The following table summarizes Plaintiff GATX's non-infringement positions with respect to the claims asserted by Defendant BWE.

No probative visual evidence provided in complaint.

'273 Patent Infringement Allegations

Claim Element (from Independent Claim 1)	Alleged Infringing Functionality	Complaint Citation	Patent Citation
recognizing a particular set of data sample values as a reference in the 3D coordinate system for defining a relationship between an orientation of the WCD and a two dimensional (2D) coordinate system	The complaint alleges the Accused Products do not perform this function (Compl. ¶33).	¶33	The complaint does not provide the patent exhibit, precluding specification citation.
computing reference data based upon the recognition of the particular set, the reference data defining a relationship between each set of subsequent non-reference data sample values and the particular reference set of data sample values in the 2D coordinate system	The complaint alleges the Accused Products do not perform this function (Compl. ¶33).	¶33	The complaint does not provide the patent exhibit, precluding specification citation.
calculating movement data in the 2D coordinate system of one or more other non-reference data sample values based upon the reference data	The complaint alleges the Accused Products do not perform this function (Compl. ¶33).	¶33	The complaint does not provide the patent exhibit, precluding specification citation.
determining a moving thing motion activity (MTMA) associated with the MT based upon the movement data	The complaint alleges the Accused Products do not perform this function (Compl. ¶33).	¶33	The complaint does not provide the patent exhibit, precluding specification citation.

'558 Patent Infringement Allegations

Claim Element (from Independent Claim 1)	Alleged Infringing Functionality	Complaint Citation	Patent Citation
recognizing a particular set of data sample values as a reference for defining an orientation of the WCD in a coordinate system	The complaint alleges the Accused Products do not perform this function (Compl. ¶39).	¶39	The complaint does not provide the patent exhibit, precluding specification citation.
computing reference data based upon the recognition of the particular set, the reference data defining a relationship between each set of subsequent non-reference data sample values and the particular reference set of data sample values in the coordinate system	The complaint alleges the Accused Products do not perform this function (Compl. ¶39).	¶39	The complaint does not provide the patent exhibit, precluding specification citation.
calculating movement data in the coordinate system of one or more other non-reference data sample values based upon the reference data	The complaint alleges the Accused Products do not perform this function (Compl. ¶39).	¶39	The complaint does not provide the patent exhibit, precluding specification citation.
determining a mobile thing motion activity (MTMA) associated with the MT based upon the movement data	The complaint alleges the Accused Products do not perform this function (Compl. ¶39).	¶39	The complaint does not provide the patent exhibit, precluding specification citation.

Identified Points of Contention: The core of the dispute appears to be a technical mismatch between the patents' specific data processing methods and the functionality of the Accused Products.
- Technical Questions: A primary question for the court will be whether GATX's PIVOT system, a telematics platform for railcars, actually performs the multi-step mathematical transformation recited in the claims. This includes the specific steps of "recognizing" a reference set of data from a 3D coordinate system and using it to compute subsequent movement data in a newly defined 2D coordinate system (Compl. ¶33; Compl. ¶39).
- Scope Questions: The dispute raises the question of whether the claims, which describe processing sensor data from a "mobile thing" (often exemplified as a person or personal device), can be read to cover a telematics unit mounted on a commercial railcar. The operational context and the nature of the "mobile thing" may be a point of contention.

V. Key Claim Terms for Construction

The complaint does not provide sufficient detail for a full analysis of claim construction, but based on the asserted claims and GATX's denials, the following terms may be central to the dispute.

The Term: "recognizing a particular set of data sample values as a reference" (from '273 Patent, claim 1 and '558 Patent, claim 1).
Context and Importance: This phrase is the foundational step of the claimed methods. Its interpretation will be critical because GATX denies practicing it (Compl. ¶33; Compl. ¶39). Practitioners may focus on this term because the dispute will likely turn on what level of specific algorithmic operation is required to meet the "recognizing" and "reference" limitations, versus a more general monitoring of sensor data.
Intrinsic Evidence for Interpretation: The complaint does not provide the full patent specifications, precluding a detailed analysis of intrinsic evidence.
The Term: "computing reference data" (from '273 Patent, claim 1 and '558 Patent, claim 1).
Context and Importance: This is the second key step in the claimed data processing workflow. GATX's denial of this element suggests a core dispute over whether its PIVOT system performs this specific computational step (Compl. ¶33; Compl. ¶39). The construction will determine if any data normalization or calibration in the accused system qualifies as "computing reference data" for the purpose of establishing a new coordinate system, as the patent appears to require.
Intrinsic Evidence for Interpretation: The complaint does not provide the full patent specifications, precluding a detailed analysis of intrinsic evidence.

VI. Other Allegations

Indirect Infringement: The complaint states that GATX has not infringed the patents-in-suit "either directly or indirectly" (Compl. ¶32; Compl. ¶38). As this is a declaratory judgment action for non-infringement, no specific facts are alleged by GATX to counter a claim of indirect infringement beyond a blanket denial.
Willful Infringement: Willful infringement is not a subject of this declaratory judgment complaint.

VII. Analyst's Conclusion: Key Questions for the Case

This case appears to center on a fundamental question of technical scope. The key issues for the court will likely be:

A core evidentiary question of operational functionality: Does GATX's PIVOT telematics system for railcars perform the specific, multi-step mathematical data transformation described in the asserted claims? This includes determining if the system "recognizes a particular set of data... as a reference" and uses it to "calculate movement data in a 2D coordinate system," or if it employs a different, more general method for analyzing sensor data.
A key issue of claim construction: What is the proper scope of claim terms such as "recognizing... as a reference" and "computing reference data"? The resolution will depend on whether these terms require the specific algorithmic process detailed in the patents' specifications or can be interpreted more broadly to cover any form of data calibration or normalization used in the accused railcar telematics systems.
A secondary question of definitional scope: Can the term "mobile thing," as used in a patent family largely focused on personal security and activity tracking, be construed to cover a commercial railcar, and does that context affect the interpretation of the claimed data processing steps?