Eight Sleep Inc v. Orion Longevity Inc

I. Executive Summary and Procedural Information

• Parties & Counsel:
  • Plaintiff: Eight Sleep Inc. (Delaware)
  • Defendant: Orion Longevity Inc. (Delaware) and Blue Fuzion Group Ltd. (Hong Kong)
  • Plaintiff's Counsel: Quinn Emanuel Urquhart & Sullivan, LLP; Wilson Sonsini Goodrich & Rosati P.C.
• Case Identification: 2:26-cv-02460, C.D. Cal., 03/06/2026
• Venue Allegations: Venue is alleged to be proper for Orion Longevity Inc. based on it having a regular and established place of business in the district. Venue for Blue Fuzion Group Ltd., a foreign entity, is alleged to be proper in any judicial district.
• Core Dispute: Plaintiff alleges that Defendants' "Orion Sleep System" infringes two patents related to systems for monitoring a user's biological signals to dynamically regulate the temperature of a bed.
• Technical Context: The technology at issue involves smart mattress covers or pads equipped with sensors to track physiological data (e.g., heart rate, sleep stage) and actively heat or cool the bedding surface to optimize sleep quality.
• Key Procedural History: The complaint alleges that Defendants were on notice of the Asserted Patents no later than October 9, 2025, due to the filing and service of a complaint in a prior case, Eight Sleep Inc. v. Orion Longevity Inc., which is referenced as Eight Sleep I.

Case Timeline

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

U.S. Patent No. 12,370,339 - "Methods and Systems for Gathering and Analyzing Human Biological Signals" (Issued July 29, 2025)

The Invention Explained

• Problem Addressed: The patent's background describes existing sleep-warming technologies like electric blankets as rudimentary, requiring manual operation and providing no functionality beyond simple heating ʼ339 Patent, col. 2:1-11 The patent seeks to address the lack of automated, responsive temperature control tailored to a user's specific physiological state during different sleep stages ʼ339 Patent, col. 1:40-64
• The Patented Solution: The invention is a system that uses sensors to gather a user's biological signals (e.g., presence, heart rate, breathing) and then analyzes this data to control a bed device ʼ339 Patent, abstract The system can determine a user's sleep phase and automatically send instructions to heat or cool the bed, creating a dynamic temperature environment designed to improve sleep ʼ339 Patent, col. 2:31-37 The process is illustrated in a flowchart showing the steps of obtaining a bio signal, determining a control signal and time, and sending the signal to the device ʼ339 Patent, FIG. 7
• Technical Importance: This technology represents a shift from static or manual bed temperature settings to a dynamic, personalized system that actively responds to a user's biological needs throughout the night.

Key Claims at a Glance

• The complaint asserts independent claim 1 and dependent claim 29 Compl. ¶¶64-66
• Independent Claim 1 recites a method with the following essential elements:
  • Obtaining a first biological signal from a user, indicating the user's presence on the bed device.
  • Determining a first control signal (with instructions to turn the device on/off and set a first temperature) and a time to send it, based on the user's bedtime or presence.
  • Sending the first control signal at the determined time.
  • Obtaining a second biological signal from the user while the device is on, which is different from the first signal.
  • Determining a second control signal to adjust the temperature to a second temperature in response to this second biological signal.
  • Sending the second control signal to make the temperature adjustment.
• The complaint reserves the right to assert additional claims Compl. ¶64

U.S. Patent No. 12,377,240 - "Methods and Systems for Gathering and Analyzing Human Biological Signals" (Issued August 5, 2025)

The Invention Explained

• Problem Addressed: As a related patent, the '240 Patent addresses the same general problem of unresponsive bed temperature control. Its specific focus is on the common issue of two individuals sharing a bed who have different temperature preferences, a situation that traditional single-zone solutions cannot accommodate.
• The Patented Solution: The patented solution is a dual-zone system that gathers separate biological signals from two different users in two adjacent zones of a bed device ʼ240 Patent, abstract The system then generates and sends distinct control signals to independently heat or cool each zone according to each user's separate, user-specified preferences and biological data ʼ240 Patent, col. 6:58-67 This allows for two different thermal environments on the same mattress.
• Technical Importance: This invention provides a method for creating individualized microclimates within a single bed, directly addressing the technical challenge of personalized comfort for partners.

Key Claims at a Glance

• The complaint asserts independent claim 1 and dependent claim 29 Compl. ¶¶81-83
• Independent Claim 1 recites a method with the following essential elements:
  • Obtaining a first biological signal indicating the presence of a first user on a first zone of the bed.
  • Obtaining a second biological signal indicating the presence of a second user on an adjacent second zone.
  • Generating a plurality of control signals in response to both biological signals.
  • The control signals include a first instruction to set the first zone to a first temperature and a second instruction to set the second zone to a different, second temperature.
  • The instructions are based at least in part on separate user-specified preferences for the first and second users.
  • Sending the control signals so that the first and second zones are heated or cooled differently.
• The complaint reserves the right to assert additional claims Compl. ¶81

III. The Accused Instrumentality

Product Identification

The accused instrumentality is the "Orion Sleep System" (the "Accused Product"), which includes a "Smart Cover" device and a "Control Tower" device Compl. ¶1 Compl. ¶34 The complaint includes an image of the Accused Product showing a folded mattress pad and a cylindrical base unit Compl. p. 12

Functionality and Market Context

• The Accused Product is a mattress cover that allegedly uses "embedded smart sensors to track your heart rate, breath rate, and sleep patterns" Compl. ¶39 It is marketed as using "AI powered thermoregulation" and "AI-powered smart temperature adjustment" to maintain an ideal temperature throughout the night based on the user's biometrics Compl. ¶36 Compl. ¶37
• A key advertised feature is "Dual-Zone Cooling Technology," which allegedly provides "Unique sleep temperature profiles for each partner" and allows for separate sleep climates Compl. ¶40 Compl. ¶86 The complaint includes a screenshot from Orion's marketing materials illustrating this dual-zone capability Compl. ¶40
• The complaint positions the Accused Product as a direct competitor and "knock-off" of Plaintiff's Eight Sleep Pod, providing a comparative chart from Orion's website that contrasts the features of the two products Compl. ¶38 Compl. ¶62

IV. Analysis of Infringement Allegations

'339 Patent Infringement Allegations

'240 Patent Infringement Allegations

Identified Points of Contention

• Factual Questions: The complaint itself raises a significant factual dispute by alleging that many of the accused features, such as "AI powered adjustments," never actually existed or that the product was "incomplete" when sold Compl. ¶54 Compl. ¶¶59-60 This suggests a potential defense that the Accused Product, as sold, did not actually practice the claimed methods, regardless of marketing claims.
• Scope Questions: For the '339 Patent, a question may arise as to whether the claim's two-step process (a first control signal based on presence/bedtime, and a second control signal based on a different subsequent biological signal) reads on a system that allegedly performs one continuous "AI powered" adjustment throughout the night.
• Technical Questions: For the '240 Patent, a potential point of contention is the claim requirement that temperature instructions be based "at least in part on a...user-specified preference." The infringement theory will need to show that the Accused Product's system considers such preferences, rather than operating as a fully autonomous AI that does not rely on user-specified settings.

V. Key Claim Terms for Construction

• The Term: "biological signal" (asserted in both patents)

  • Context and Importance: The definition of this term dictates the necessary inputs for the claimed system. Whether it is limited to specific physiological measurements (e.g., heart rate) or can encompass simpler data (e.g., pressure indicating presence) will be critical to the infringement analysis.
  • Intrinsic Evidence for a Broader Interpretation: The specification provides a non-exhaustive list, stating the signal can be "such as the heart rate, the breathing rate, the temperature, motion, or presence" ʼ339 Patent, col. 4:65-67 The phrase "such as" may support an interpretation that the term is not limited to the enumerated examples.
  • Intrinsic Evidence for a Narrower Interpretation: The detailed description heavily emphasizes the measurement and analysis of specific physiological parameters like heart rate and breathing rate to determine sleep stages ʼ339 Patent, col. 8:26-32 This focus could be used to argue that a mere "presence" signal, while listed, is insufficient to enable the core responsive functionality of the invention.

• The Term: "determining a second control signal ... in response to the obtained at least one second biological signal" ('339 Patent, Claim 1)

  • Context and Importance: This term is central to the claimed invention's dynamic and responsive nature. Practitioners may focus on this term because its construction will determine whether a continuous, algorithm-driven adjustment process meets the limitation, or if a more discrete, event-triggered adjustment is required.
  • Intrinsic Evidence for a Broader Interpretation: The specification describes a system that "determines the sleep phase associated with said user" based on multiple biological signals and uses that determination to control the bed ʼ339 Patent, col. 2:31-35 This holistic analysis could support a broader reading that covers complex, AI-driven determinations.
  • Intrinsic Evidence for a Narrower Interpretation: The claim structure presents a sequence: obtain a first signal, send a first control; then obtain a second signal, and in response, send a second control. This sequential language, along with flowcharts like FIG. 7, may support a narrower interpretation requiring a distinct causal link between the newly obtained "second biological signal" and the subsequent temperature adjustment.

VI. Other Allegations

• Indirect Infringement: The complaint alleges that Defendants induced infringement by "advertising, encouraging, instructing, [and] providing support for" the use of the Accused Product by end-users Compl. ¶75 Compl. ¶90 It is also alleged that Defendant BFG induced infringement by providing manufacturing and importation support to Orion Compl. ¶75
• Willful Infringement: The complaint alleges willful infringement based on Defendants having actual or constructive knowledge of the Asserted Patents "since no later than October 9, 2025, when the original complaint in Eight Sleep I was filed and served" Compl. ¶77 Compl. ¶92

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

• A primary issue will be one of operability versus marketing: Did the "Orion Sleep System," as offered for sale and delivered to customers, actually perform the biometric sensing and responsive, dual-zone temperature adjustments required by the claims, or were these functionalities aspirational claims for an "incomplete" product, as the complaint alleges Orion has argued in other proceedings?
• A key question of claim construction will be the required relationship between sensing and action: Does the claim language "determining a... control signal... in response to" a biological signal require a discrete, event-driven logic, or can it be construed to cover a continuous, AI-based thermoregulation process that holistically considers various inputs over time?
• A central question for willfulness and damages will be notice: Does the filing of a prior lawsuit involving a different but related technology provide sufficient notice of the specific patents-in-suit to support a finding of willful infringement from that date forward?