Portus Singapore Pte Ltd v. Somfy Systems Inc

I. Executive Summary and Procedural Information

• Parties & Counsel:
  • Plaintiff: Portus Singapore Pte Ltd (Singapore) and Portus Pty Ltd (Australia)
  • Defendant: Somfy Systems, Inc. (Delaware)
  • Plaintiff's Counsel: Law Office of Victoria E. Brieant, P.A.
• Case Identification: 9:26-cv-80658, S.D. Fla., 06/16/2026
• Venue Allegations: Plaintiff alleges venue is proper because Defendant has a regular and established place of business in the district and has committed the alleged acts of infringement within the district.
• Core Dispute: Plaintiff alleges that Defendant's smart home remote-access systems infringe patents related to a network architecture for remotely monitoring and controlling devices on a user's premises via an external network.
• Technical Context: The technology pertains to the remote control of in-home devices over the internet, a foundational concept in the modern Internet of Things (IoT) and smart home market.
• Key Procedural History: The complaint states that U.S. Patent No. 9,961,097 is a continuation of the application that resulted in U.S. Patent No. 8,914,526 and is subject to a terminal disclaimer. Both patents are alleged to have expired no later than June 7, 2020, and Plaintiff, a non-practicing entity, seeks only monetary damages for past infringement. The complaint also notes that Plaintiff has previously entered into settlement licenses with other entities concerning its patents.

Case Timeline

Date	Event
1998-12-17	Earliest Priority Date for '526 and '097 Patents
2014-12-16	'526 Patent Issued
2018-05-01	'097 Patent Issued
2020-06-07	Alleged Expiration Date for '526 and '097 Patents
2026-06-16	Complaint Filing Date

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

U.S. Patent No. 8,914,526 - "Local and Remote Monitoring Using a Standard Web Browser"

• Patent Identification: U.S. Patent No. 8,914,526, "Local and Remote Monitoring Using a Standard Web Browser," issued December 16, 2014 Compl. ¶13

The Invention Explained

• Problem Addressed: The patent describes that prior to the invention, systems for remote control of home automation and security were cumbersome, often relying on telephone keypads or voice commands Compl. ¶25 '526 Patent, col. 1:35-47 Existing web-based systems were not universally accessible, required technical literacy, and assumed the user's premises had an active internet connection, which could be expensive to initiate remotely '526 Patent, col. 1:48-2:8
• The Patented Solution: The patent proposes a specific network architecture to solve these problems. It consists of an external network (an "extranet") and multiple user-premises networks, each with a "connection gateway" '526 Patent, abstract A user on a standard web browser connects to the extranet, which authenticates the user and then initiates an on-demand, temporary connection to the specific gateway at the user's premises. This gateway then mediates all access to local devices, serving information to the user's browser without directly exposing the local network to the public internet Compl. ¶¶28-29 '526 Patent, col. 2:34-3:4 Figure 1 of the patent illustrates this two-network architecture, separating the external "Provider Extranet" from the local "Premises Network" '526 Patent, Fig. 1
• Technical Importance: The invention provided a method for secure, platform-independent remote access to home devices using a standard interface, which was an improvement in usability and security for the nascent smart home industry Compl. ¶30

Key Claims at a Glance

• The complaint asserts independent claim 57 Compl. ¶¶31-44
• Essential elements of claim 57 include:
  • A "first network" external to the user premises, which includes a "first arrangement of processing circuitry" and a "hardware user access browser device."
  • A plurality of "second arrangements of processing circuitry" (connection gateways), each located at a respective user premises.
  • The first circuitry is adapted to initiate network connections to the second circuitry.
  • The user access browser is usable by input of a "Uniform Resource Locator (URL)" to locate information.
  • In response to a user accessing a URL and providing authorization data, the first circuitry determines the authorized premises network, creates a "new communications session" with that network's gateway, obtains information from the gateway, and serves that information to the user's browser.
• The complaint reserves the right to assert other valid claims of the '526 patent Compl. ¶44

U.S. Patent No. 9,961,097 - "System for Remote Access of a User Premises"

• Patent Identification: U.S. Patent No. 9,961,097, "System for Remote Access of a User Premises," issued May 1, 2018 Compl. ¶14

The Invention Explained

• Problem Addressed: Similar to the '526 patent, the '097 patent addresses the limitations of prior remote monitoring systems, which were described as cumbersome, expensive, and not platform- or hardware-independent Compl. ¶47 '097 Patent, col. 1:35-2:14
• The Patented Solution: The '097 patent discloses a similar architecture where a user device running an "access browser module" (the first hardware processing circuitry) accesses a "second hardware processing circuitry" located in an external network '097 Patent, abstract Compl. ¶49 This external circuitry communicates on-demand with a "connection gateway" on the local premises network to access information from networked components. A key feature is that the external circuitry obtains this information "without a direct communicative coupling" to the local components, with the gateway mediating all access (Compl. ¶49; Compl. ¶50, Compl. ¶¶col. 2:43-3:8).
• Technical Importance: This architecture enabled remote access to devices that are not normally connected to the internet, using a standard browser-based interface and mediated by a secure gateway Compl. ¶51

Key Claims at a Glance

• The complaint asserts independent claim 1 Compl. ¶¶51-63
• Essential elements of claim 1 include:
  • A "first hardware processing circuitry running an access browser module."
  • A "second hardware processing circuitry located in a first network."
  • A "connection gateway" located in a local network at the user premises.
  • The second circuitry is external, accessible via the browser module, and communicates on-demand with the gateway.
  • The system is configured so that user input of a URL begins a sequence where the second circuitry serves information to the first circuitry.
  • The second circuitry obtains this information from the gateway "without a direct communicative coupling" to the networked components.
• The complaint reserves the right to assert other valid claims of the '097 patent Compl. ¶63

III. The Accused Instrumentality

Product Identification

• The accused instrumentalities are "Somfy's myLink, Somfy cloud, and Somfy RTS remote-access systems" Compl. ¶4 This includes the Somfy myLink mobile application, Somfy's cloud and account services, Somfy myLink RTS interfaces, and related Somfy RTS motorized products like shades and blinds Compl. ¶32 Compl. ¶52

Functionality and Market Context

• The accused system allows a user to remotely control Somfy's motorized window coverings through the myLink mobile application on a smartphone or tablet Compl. ¶33 Compl. ¶53 The application communicates with Somfy's external cloud services, which in turn communicate with a myLink hardware interface located at the user's premises. This myLink interface then sends commands to the local motorized products Compl. ¶33 Compl. ¶53 The complaint alleges this system constitutes an integrated architecture for remote access and control of devices within a user's home network Compl. ¶40 Compl. ¶59

No probative visual evidence provided in complaint.

IV. Analysis of Infringement Allegations

'526 Patent Infringement Allegations

Claim Element (from Independent Claim 57)	Alleged Infringing Functionality	Complaint Citation	Patent Citation
a first network ... located external to said user premises	Somfy's cloud-services network located outside the user premises.	¶33	col. 12:12-14
including a first arrangement of processing circuitry ... programmed to control network access	Somfy's cloud processing circuitry programmed to manage accounts, add and register devices, synchronize device states, authenticate users, and provide remote access.	¶33	col. 12:18-20
and a hardware user access browser device comprising a processor running an access browser	A smartphone, tablet, or computer running or accessing the Somfy myLink application, the Somfy account portal, or related access-browser functionality.	¶33	col. 12:9-11
a plurality of second arrangements of processing circuitry, each ... located in a respective one of the user premises	The Somfy myLink RTS Smartphone and Tablet Interfaces and associated local premises devices deployed in respective user-premises networks.	¶33	col. 12:15-18
responsive to user-input of a Uniform Resource Locator (URL) ... one of said at least one communications server subsequently: determines which one of said home networks ... authorization data indicates authority ... and creates a new communications session	In response to user input, Somfy's circuitry receives authorization data and uses it to determine the authorized premises network and myLink interface, then initiates a network connection to create a temporary session.	¶37; ¶38	col. 12:26-48
by which communications session the extranet: obtains information contained within the home network from the connection gateway ... and serves a webpage to the Internet browser	Through the session, the first network obtains information from the second circuitry and, using a web server, serves that information to the user access browser.	¶38	col. 12:48-56

'097 Patent Infringement Allegations

Claim Element (from Independent Claim 1)	Alleged Infringing Functionality	Complaint Citation	Patent Citation
a first hardware processing circuitry running an access browser module	A user's phone, tablet, or computer running the myLink application.	¶54	col. 14:41-42
a second hardware processing circuitry located in a first network	Somfy's cloud services providing server-side processing circuitry located in a first external network.	¶54	col. 14:43-44
a connection gateway that is located in, and is part of a local network of, the user premises	The myLink RTS Smartphone and Tablet Interface located in and forming part of the user's local network.	¶54	col. 14:45-47
the second hardware processing circuitry ... obtains from the connection gateway without a direct communicative coupling between the second hardware processing circuitry and the at least one networked component of the local network	Somfy's cloud circuitry obtains information from the gateway, and the myLink interface mediates access without a direct coupling between the cloud and the local motorized components.	¶58	col. 14:64-15:2

• Identified Points of Contention:
  • Scope Question: A potential point of contention is whether the accused "Somfy myLink mobile application" constitutes a "standard web browser" ('526 Patent) or an "access browser module" usable by input of "URLs" ('097 Patent). The complaint alleges the app uses URLs and web services Compl. ¶36, but the defense may argue that a proprietary, single-purpose application is distinct from the "standard," "universally accessible" browser interface emphasized in the patents '526 Patent, col. 1:48-54
  • Technical Question: The patents describe an architecture where the premises network is "normally in an unconnected state" and a connection is established on-demand '526 Patent, col. 7:25-27 A key question for the court may be whether the accused Somfy system, which likely relies on an "always-on" internet connection for the myLink interface, meets this limitation, either literally or under the doctrine of equivalents.

V. Key Claim Terms for Construction

• The Term: "Internet browser" / "access browser" / "standard web browser"

• Context and Importance: This term is central to the invention's stated goal of providing a "geographically independent standard interface that is universally accessible" '526 Patent, col. 1:48-54 The definition will be critical in determining whether a dedicated mobile application, like the accused myLink app, falls within the scope of the claims. Practitioners may focus on this term because the patents were filed in an era before the proliferation of mobile apps, and the case may turn on whether a modern app is equivalent to the web browsers of that time.

• Intrinsic Evidence for Interpretation:

  • Evidence for a Broader Interpretation: The specification suggests the "Internet access device" is not limited to a traditional computer, listing examples such as a "WebPhone, or a Personal Digital Assistant" '526 Patent, col. 6:11-16 Plaintiff may argue a modern smartphone running an app that uses web protocols (as alleged in Compl. ¶36) is a natural evolution of these devices.
  • Evidence for a Narrower Interpretation: The patents repeatedly emphasize the use of a "standard" browser and contrast it with non-standard, proprietary control methods '526 Patent, col. 1:35-47 The title of the '526 patent itself is "Local and Remote Monitoring Using a Standard Web Browser." The defense may argue that a dedicated, proprietary application is precisely the type of non-standard interface the invention sought to move away from.

• The Term: "connection gateway"

• Context and Importance: The gateway is the crucial component that isolates the premises network while mediating access. Its specific functions, particularly regarding connection establishment, will be closely examined. The infringement analysis depends on whether the accused "myLink Interface" performs the role of the claimed "connection gateway."

• Intrinsic Evidence for Interpretation:

  • Evidence for a Broader Interpretation: The specification describes the gateway as a "hub and Internet connection mechanism" and a "router" '526 Patent, col. 4:15-21, which could support a broad definition covering any device that bridges an external network to a local one.
  • Evidence for a Narrower Interpretation: The specification describes the gateway as answering an incoming call to establish an on-demand connection for a network that is "normally in an unconnected state" '526 Patent, col. 7:25-30 '526 Patent, col. 8:8-9 This language may support a narrower construction limited to devices that operate in a "dial-up" or non-persistent connection model, potentially distinguishing it from modern "always-on" IoT hubs.

VI. Other Allegations

• Indirect Infringement: The complaint advances a theory of direct infringement under 35 U.S.C. § 271(a) for a multi-actor system, alleging that where users or installers perform certain steps, Somfy "directs and controls that performance" Compl. ¶41 Compl. ¶60 This is based on Somfy allegedly conditioning the system's functionality on the use of its prescribed software, account systems, and access flows Compl. ¶41 Compl. ¶60
• Willful Infringement: The complaint does not plead specific facts to support willful infringement, such as pre-suit knowledge of the patents. The prayer for relief includes a request for a declaration that the case is "exceptional" under 35 U.S.C. § 285 and an award of attorneys' fees, but the factual basis for such a finding is not detailed in the body of the complaint Compl. p. 21

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

This case presents a classic dispute involving technology that has evolved significantly since the patents' priority date. The outcome will likely depend on the court's resolution of several key questions:

• A core issue will be one of definitional scope: Can the term "standard web browser," rooted in the context of the late 1990s internet, be construed to encompass a modern, proprietary mobile application? The answer will determine whether the accused app-based system can meet a foundational element of the claimed invention.

• A second key issue will be one of technical operation: Does the accused "always-on" architecture of the Somfy system function in the same way as the "on-demand" connection model for a "normally unconnected" premises described in the patents? This will be a central question for both literal infringement and the doctrine of equivalents.

• A third issue involves liability for a distributed system: The complaint alleges direct infringement by "directing and controlling" the actions of end-users. A key question for the court will be whether Somfy's role in providing an integrated system and establishing the protocols for its use is sufficient to attribute all claimed steps to Somfy under the legal standard for divided infringement.