AlmondNet Inc v. Applovin Corp

I. Executive Summary and Procedural Information

• Parties & Counsel:
  • Plaintiff: AlmondNet, Inc. (Delaware) and Intent IQ, LLC (Delaware)
  • Defendant: AppLovin Corporation (Delaware), Wurl, LLC (Delaware), and Adjust Inc. (Delaware)
  • Plaintiff’s Counsel: Farnan LLP
• Case Identification: 1:25-cv-01473, D. Del., 12/05/2025
• Venue Allegations: Venue is alleged to be proper in the District of Delaware because all named Defendants are incorporated in the state of Delaware.
• Core Dispute: Plaintiffs allege that Defendants’ digital advertising and analytics platforms infringe three U.S. patents related to profile-based ad targeting and cross-device ad effectiveness measurement.
• Technical Context: The technology at issue operates in the digital advertising sector, focusing on methods to identify users across different devices (e.g., computers, mobile phones, smart TVs) and to select advertising opportunities based on calculated profitability.
• Key Procedural History: The complaint notes that Defendant AppLovin acquired Defendant Adjust, Inc. in April 2021 and Defendant Wurl, LLC in April 2022, consolidating the accused technologies under a single corporate umbrella.

Case Timeline

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

U.S. Patent No. 8,959,146 - “media properties selection method and system based on expected profit from profile-based ad delivery,”

• Patent Identification: U.S. Patent No. 8,959,146, titled “media properties selection method and system based on expected profit from profile-based ad delivery,” issued on February 17, 2015 (the “'146 Patent”).

The Invention Explained

• Problem Addressed: The patent addresses the economic inefficiency in behavioral advertising where an ad-tech company might purchase ad space on a third-party website (a "media property") to target a specific user, without knowing if the expected revenue from that ad placement will exceed its cost Patent ’146, col. 5:44-67
• The Patented Solution: The invention is an automated system that calculates the "expected profit" for placing a profile-based advertisement on a given media property Patent ’146, abstract The system deducts the cost of the ad space from the expected revenue; if the resulting profit is positive, it "arranges for the visitor to be tagged" so that the profitable ad can be delivered to them on that specific media property at a later time Patent ’146, abstract Patent ’146, col. 6:11-25
• Technical Importance: The technology introduced a method for programmatic ad-buying systems to optimize ad inventory selection based not just on audience matching but on a direct calculation of per-impression profitability.

Key Claims at a Glance

• The complaint asserts at least independent method claim 1 Compl. ¶21
• Essential elements of Claim 1 include:
  • For electronic visitors to a first media property, automatically directing "indicia of a condition" to a third-party server that controls advertising space on a second media property.
  • The "condition" relates to the display of an advertisement to that visitor on the second media property.
  • The act of directing is based on "profile attributes" applicable to the visitor.
  • The advertisement itself is correlated with those profile attributes.
• The complaint does not explicitly reserve the right to assert dependent claims.

U.S. Patent No. 8,677,398 - “systems and methods for taking action with respect to one network-connected device based on activity on another device connected to the same network,”

• Patent Identification: U.S. Patent No. 8,677,398, titled “systems and methods for taking action with respect to one network-connected device based on activity on another device connected to the same network,” issued on March 18, 2014 (the “'398 Patent”).

The Invention Explained

• Problem Addressed: The patent identifies the challenge of targeting advertisements on one device (like a television) based on a user's activity on another device (like a computer) without resorting to Personally Identifiable Information (PII), which raises privacy concerns Patent ’398, col. 1:15-22 Patent ’398, col. 7:15-26
• The Patented Solution: The invention discloses a method for electronically associating two or more devices by recognizing that they are connected to a "common local area network," often identified by a shared public IP address from a modem or router Patent ’398, abstract Patent ’398, col. 13:3-10 Once this network-based association is established, an action (such as delivering a targeted ad) can be taken on a second device (e.g., a set-top box) based on profile data gathered from a first device (e.g., a laptop), without using PII to link the user Patent ’398, col. 13:11-31
• Technical Importance: This approach provided a technical framework for privacy-centric cross-device targeting within a household by using shared network infrastructure as a proxy for a common user or household.

Key Claims at a Glance

• The complaint asserts at least independent method claim 13 Compl. ¶33
• Essential elements of Claim 13 include:
  • Based on profile data associated with a first device, automatically causing an action to be taken with respect to a second device.
  • The action is based on a pre-existing electronic association between the first and second device identifiers.
  • The association itself is based on the recognition that both devices were connected to a "common local area network."
  • The computer system performing the method is remote from the local area network (i.e., connected "through the Internet").
• The complaint does not explicitly reserve the right to assert dependent claims.

U.S. Patent No. 11,949,962 - “method and computer system using proxy IP addresses and PII in measuring ad effectiveness across devices,”

• Patent Identification: U.S. Patent No. 11,949,962, titled “method and computer system using proxy IP addresses and PII in measuring ad effectiveness across devices,” issued on April 2, 2024 (the “'962 Patent”) Compl. ¶39
• Technology Synopsis: The patent describes a method for cross-device ad targeting where a primary online device (OD1) is first associated with a set-top box (STB). The location of OD1 is then used as a "proxy location" for the STB. Secondary online devices (OD2s) that are later observed near this proxy location are, in turn, associated with the STB, allowing ad targeting on the STB based on profile information from any of the associated devices Patent ’962, abstract Patent ’962, col. 10:1-14
• Asserted Claims: The complaint asserts at least independent method claim 1 Compl. ¶41
• Accused Features: The complaint alleges that the Axon Platform and Adjust measurement and analytics marketing platform ("AMP") infringe the ’962 Patent Compl. ¶40

III. The Accused Instrumentality

Product Identification

The complaint names the "Accused Instrumentalities" as a suite of advertising and analytics products, including the Axon Platform, Wurl CTV platform, Adjust, and related components such as Axon Advertising, MAX, and CTV AdVision Compl. ¶11

Functionality and Market Context

The complaint, citing Defendants' public filings, describes the accused products as a comprehensive set of advertising solutions Compl. ¶12 Axon Advertising is an automated platform for managing user acquisition and optimizing ad spending Compl. ¶14 The MAX platform is used to optimize purchases of in-app advertising inventory Compl. ¶15 Adjust provides a measurement and analytics marketing platform to track a user's journey Compl. ¶16 The Wurl CTV platform is used to distribute and monetize streaming video content on connected TVs Compl. ¶17 Collectively, these tools form an ecosystem for programmatic advertising, audience targeting, and performance analytics.

IV. Analysis of Infringement Allegations

The complaint references external claim chart exhibits that were not provided in the filing; therefore, a claim chart summary cannot be constructed. The narrative infringement theories are summarized below.

No probative visual evidence provided in complaint.

’146 Patent Infringement Allegations

The complaint's narrative theory for infringement of the ’146 Patent centers on the functionality of programmatic advertising bid requests Compl. ¶¶23-24 It alleges that by facilitating the delivery of a Demand Side Platform's (DSP) identifier ("DSP ID") within a bid request, Defendants' systems enable and intend for that DSP to use its own user profile information to decide whether to bid on the ad opportunity Compl. ¶23 This use of profile information by the DSP to respond to the bid request is alleged to constitute direct infringement of the claimed method. Defendants' role in providing the DSP ID and accepting the resulting bid is alleged to constitute inducement of that infringement Compl. ¶24

’398 Patent Infringement Allegations

The complaint does not provide a detailed narrative for infringement of the ’398 Patent. It alleges that AppLovin and Adjust, through the Accused Instrumentalities, jointly or individually perform all limitations of the asserted method claims Compl. ¶33 Given the patent’s focus on linking devices via a common local network, the implicit theory is that Defendants' cross-device targeting and measurement services (such as Adjust and CTV AdVision) operate by identifying when different devices (e.g., a mobile phone and a smart TV) share a common network connection and then using that association to take an action on one device based on activity on another.

Identified Points of Contention

• Scope Questions: For the ’146 Patent, a central dispute may arise over whether providing a DSP ID in a standard bid request constitutes "directing... indicia of a condition" as required by the claim. The analysis may question if this action is merely a data pass-through or if it rises to the level of an instruction that satisfies the claim language.
• Technical Questions: For the ’398 Patent, the core technical question will likely be evidentiary. What proof can be offered that Defendants' cross-device identification technology specifically relies on detecting a "common local area network" as the basis for association, as opposed to using other probabilistic or deterministic signals (e.g., login data, location patterns, statistical modeling) that may not map onto the claimed method?

V. Key Claim Terms for Construction

Term: "directing... indicia of a condition" (’146 Patent, claim 1)

• Context and Importance: This term defines the central action of the asserted claim in the ’146 Patent. The outcome of the infringement analysis may depend on whether the functionality of Defendants' bid request system is construed as actively "directing" a "condition" to a third-party server.
• Intrinsic Evidence for Interpretation:
  • Evidence for a Broader Interpretation: The patent abstract describes the invention as an "automatic system [that] facilitates selection of media properties." This broader framing may support an argument that any automated step that enables or triggers the selection process, such as providing a necessary user ID, falls within the scope of "directing."
  • Evidence for a Narrower Interpretation: The specification describes a system that "calculates expected profit" and then "arranges for the visitor to be tagged" Patent ’146, abstract This language suggests a more deliberative, multi-step process than simply passing an identifier, potentially supporting a narrower construction that requires a specific, calculated instruction based on profitability.

Term: "based on connection... to a common local area network" (’398 Patent, claim 13)

• Context and Importance: This phrase is the technical lynchpin of the ’398 Patent's invention, defining the specific mechanism for associating devices. Proving infringement requires showing Defendants' systems use this particular method.
• Intrinsic Evidence for Interpretation:
  • Evidence for a Broader Interpretation: The specification explains that the association can be recognized based on devices sharing a "common IP address" from a modem or router Patent ’398, col. 13:3-10 This could support a construction where any cross-device mapping that uses a shared public IP address as a primary signal meets the limitation.
  • Evidence for a Narrower Interpretation: The claim uses the specific term "local area network." The detailed description provides examples situated within a home network context Patent ’398, Fig. 1 Patent ’398, col. 9:20-31 This may support a narrower construction requiring proof of a system that explicitly identifies and relies on a LAN topology, as distinct from systems that use IP addresses merely as one of many probabilistic data points in a larger device graph.

VI. Other Allegations

Indirect Infringement

The complaint includes a count for induced infringement of the ’146 Patent against AppLovin and Wurl Compl. ¶23 The basis for this allegation is that by providing DSP IDs in bid requests, Defendants knowingly and intentionally cause their DSP partners to perform the infringing act of using profile information for targeted bidding Compl. ¶¶23-24 Knowledge is alleged to exist from at least the date of the complaint's filing Compl. ¶23

Willful Infringement

The complaint does not contain an explicit allegation of willful infringement. The knowledge alleged for the inducement claim is based on the filing of the lawsuit itself, which is a post-suit knowledge allegation. No facts suggesting pre-suit knowledge of the patents are alleged.

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

This dispute appears to center on fundamental questions of technical implementation and claim scope in the context of modern programmatic advertising. The key questions for the court will likely be:

• A question of instruction versus information: Does providing a user identifier within a standard advertising bid request, which enables a third party to act, constitute "directing... a condition" as claimed by the ’146 patent, or is it merely the provision of information that falls short of the claim's active step?
• A question of mechanism versus outcome: For the ’398 and ’962 patents, can Plaintiffs produce evidence that Defendants’ cross-device platforms achieve their results by specifically identifying a "common local area network" or "proxy location" as the basis for linking devices, or do the accused systems rely on distinct, probabilistic device-graphing techniques that are technologically different from the methods claimed in the patents?
• A question of attribution: For claims asserted against multiple defendants (AppLovin and Adjust), can Plaintiffs demonstrate that all steps of the asserted methods are performed by a single entity, or will they face challenges related to proving direction or control required to establish liability for divided infringement?