US PTAB IP Litigation

Canadian Solar Inc. et al. v.Maxeon Solar Pte. Ltd.

Canadian Solar petitions the PTAB to cancel Claims 16 and 19 of Maxeon’s 2022 solar‑cell patent, arguing obviousness over multiple prior‑art references and that discretionary denial is inapplicable.

Canadian Solar Inc. et al. v.Maxeon Solar Pte. Ltd.

The USPTO issued a proposed rulemaking that would amend PTAB practice for discretionary denial, parallel/serial petitions, and settlement handling in inter partes reviews. The changes aim to formalize current practice, improve efficiency, and reduce duplicate challenges in solar‑technology patents such as U.S. 11251315.

Sony Corporation v.Optimum Imaging Technologies LLC

Sony and Optimum Imaging Technologies reached a settlement that resolved all disputes over U.S. Patent 10,877,266. The parties jointly moved to terminate the IPR, and the Board granted the termination and ordered the settlement agreement to be kept confidential.

Amazon.com, Inc. et al. v.Nokia Technologies Oy

Amazon and Nokia have settled their IPR dispute over U.S. Patent 8,918,741 and jointly moved to terminate the proceeding, requesting the settlement documents be kept confidential.

Samsung Electronics Co., Ltd. et al. v.Staton Techiya, LLC et al.

Samsung, its U.S. affiliate, and Harman jointly moved to terminate their IPRs against Staton Techiya’s patents. The PTAB granted the termination and treated the settlement agreement as confidential business information.

Samsung Electronics Co., Ltd. et al. v.Staton Techiya, LLC et al.

Samsung Electronics, Harman International and Staton Techiya have settled their IPR over patent 11,659,315 and filed a joint motion to keep the settlement agreement confidential and terminate the proceeding.

Sony Corporation v.Optimum Imaging Technologies LLC

Sony and Optimum Imaging Technologies have agreed to settle their dispute over U.S. Patent 10,877,266. The parties will file a stipulation of dismissal within 45 days, pausing all court deadlines.

Samsung Electronics Co., Ltd. et al. v.Staton Techiya, LLC et al.

Samsung, its U.S. affiliate and Harman have reached a settlement with Staton Techiya over U.S. Patent 11,659,315 covering smart‑headphone technology. They jointly filed a motion to terminate the inter partes review under 35 U.S.C. § 317(a).

Amazon.com, Inc. et al. v.Nokia Technologies Oy

Amazon and Nokia reached a settlement, leading to a joint motion that terminated the IPRs covering Nokia’s patent 8,918,741. The Board granted the motion and treated the settlement documents as confidential.

Sony Corporation v.Optimum Imaging Technologies LLC

Sony and Optimum Imaging Technologies have settled their dispute over U.S. Patent 10,877,266. The parties filed a joint motion to terminate the inter partes review, citing 35 U.S.C. § 317. The Board is asked to dismiss the proceeding.

Amazon.com, Inc. et al. v.Nokia Technologies Oy

Amazon and Nokia have settled their dispute over U.S. Patent 8,918,741 and jointly moved to terminate the inter partes review. The Board is asked to end the proceeding under the settlement confidentiality provisions.

patent mixed - some claims cancelled, some upheld · Jun 25, 2024

smaXtec Inc. et al. v.ST Reproductive Technologies, LLC

· IPR2024-01067

smaXtec Inc. successfully petitioned to challenge a key patent held by ST Reproductive Technologies, LLC at the PTAB. The petition asserts seven grounds of invalidity based on anticipation and obviousness using various prior art references.

Sony Corporation v.Optimum Imaging Technologies LLC

patent null · Jun 25, 2024

Sony Corporation successfully challenged Optimum Imaging Technologies LLC's '266 patent, arguing the claims were obvious over prior art references like Niikawa and Watanabe-JP. The Board agreed to institute review, resulting in the cancellation of several key claims related to in-camera image processing.

Amazon.com, Inc. et al. v.Nokia Technologies Oy

patent null · Jun 25, 2024

Amazon challenged Nokia's patent (U.S. Patent No. 7,689,939) before the PTAB, arguing that claims related to mobile device user interfaces are obvious under Section 103. The challenger asserts that combining prior art teachings regarding limited access and UI enhancements results in predictable features.

Canadian Solar Inc. et al. v.Maxeon Solar Pte. Ltd.

patent null · Jun 25, 2024

Canadian Solar Inc. initiated an IPR challenge against Maxeon Solar's solar cell patent (11,251,315), asserting that the claims are obvious under 35 U.S.C. § 103. The petitioner argues that combining a back-contact structure with decades of prior art regarding doping concentrations and metal impurities renders the invention predictable. This initial petition focuses on establishing clear grounds for unpatentability in photovoltaic technology.

Samsung Electronics Co., Ltd. et al. v.Staton Techiya, LLC et al.

Samsung Electronics filed a Petition challenging Patent No. 11659315 on grounds of obviousness (§ 103) related to active noise reduction and audio assistant devices. The petition asserts that various combinations of prior art references render multiple claims invalid.

smaXtec Inc. et al. v.ST Reproductive Technologies, LLC

· IPR2024-01067

The PTAB instituted the IPR for smaXtec Inc. against ST Reproductive Technologies, LLC after finding sufficient evidence of unpatentability in several claims. The Board specifically found that Claim 5 was anticipated by Harvey and determined there was a reasonable likelihood of obviousness for Claim 7 over Harvey and Rettedal.

Sony Corporation v.Optimum Imaging Technologies LLC

Sony Corporation successfully secured institution for its IPR challenge against Optimum Imaging Technologies LLC's '266 patent. The Board found that Sony demonstrated a reasonable likelihood of showing unpatentability, allowing the case to proceed to trial on all 22 challenged claims.

Amazon.com, Inc. et al. v.Nokia Technologies Oy

Amazon successfully petitioned the PTAB to institute an IPR against Nokia regarding mobile device user interface claims related to locked-state application interaction. The Board found reasonable likelihood of success on multiple grounds, allowing the case to proceed to trial.

Canadian Solar Inc. et al. v.Maxeon Solar Pte. Ltd.

patent final · Jun 25, 2024

Canadian Solar successfully instituted its IPR against Maxeon Solar regarding solar cell fabrication technology. The Board found a reasonable likelihood of obviousness for several claims over various combinations of prior art, authorizing trial on multiple claims.

smaXtec Inc. et al. v.ST Reproductive Technologies, LLC

· IPR2024-01067

The PTAB found several claims of the '644 patent unpatentable based on anticipation (35 U.S.C. § 102) and obviousness (35 U.S.C. § 103). The Board concluded that prior art references, specifically Harvey and Riskey, disclosed all elements of key claims related to animal monitoring bolus sensors.

patent final · Jun 25, 2024

Canadian Solar Inc. et al. v.Maxeon Solar Pte. Ltd.