US PTAB IP Litigation

Samsung Display Co., Ltd. et al. v.Pictiva Displays International Ltd. et al.

· IPR2024-01187

Court decision.

Avanos Medical, Inc. v.Stratus Medical, LLC

· IPR2024-01211

Stratus Medical’s response to Avanos’s IPR argues that the petition’s obviousness challenges fail because the alleged combination is vague, non‑enabling, and not taught by the prior art, while emphasizing commercial success and industry praise as objective indicia of non‑obviousness.

Dyson Technology Limited et al. v.Omachron Intellectual Property Inc. et al.

· IPR2024-01233

Dyson Technology Limited has filed an IPR Petition challenging 13 claims of a patent covering cyclonic separation and filtration systems. The petition argues that the claimed vacuum cleaner features are obvious under 35 U.S.C. § 103, relying on combinations of prior art references. This challenge targets core technology in the high-end cleaning appliance market.

Thermaltake Technology Co., Ltd. et al. v.Chen, Chien-Hao et al.

· IPR2024-01230

Thermaltake Technology Co., Ltd. has filed an IPR petition challenging Claims 1-5 of the '336 Patent. The petition asserts that these claims are obvious under 35 U.S.C. § 103, relying on combinations of various prior art references related to illumination fan assemblies.

CommScope Technologies LLC et al. v.Belden Canada ULC et al.

· IPR2024-01228

CommScope Technologies LLC filed an IPR petition challenging 49 claims related to modular cassette systems used in fiber optics. The petitioner argues that the challenged claims are anticipated or rendered obvious by prior art combinations involving Fukui, Sedor, and Sauter.

CommScope Technologies LLC et al. v.Belden Canada ULC et al.

· IPR2024-01227

CommScope and others challenged Belden Canada ULC's patent on modular fiber optic cassette systems, arguing the claims are anticipated or obvious over prior art references like Fukui, Sedor, and Sauter. The petitioner focuses heavily on how these existing designs meet specific structural limitations of the patented technology.

CommScope Technologies LLC et al. v.Belden Canada ULC et al.

· IPR2024-01218

CommScope Technologies LLC initiated an Inter Partes Review challenging Belden Canada ULC's patent on modular fiber optic cassette systems. The petitioner asserts that the challenged claims are invalid based on anticipation (102) and obviousness (103). Specifically, they argue prior art references such as Fukui, Sauter, and Sedor render the claimed features unpatentable.

Avanos Medical, Inc. v.Stratus Medical, LLC

· IPR2024-01212

Petitioner Avanos Medical challenges Stratus Medical's '664 Patent, asserting that all claimed features are obvious over various combinations of prior art references in RF ablation technology. The challenge rests entirely on statutory grounds of 35 U.S.C. § 103, utilizing multiple prior art patents related to neurotomy devices.

Avanos Medical, Inc. v.Stratus Medical, LLC

· IPR2024-01211

Avanos Medical challenges Stratus Medical's RF neurotomy needle claims at the PTAB, asserting obviousness under 35 U.S.C. § 103. The Petitioner argues that combining multiple prior art references—including Racz, Fitz, and Lee—would have motivated a Person of Ordinary Skill in the Art to create the claimed device.

Avanos Medical, Inc. v.Stratus Medical, LLC

· IPR2024-01209

Avanos Medical filed a Petition challenging Stratus Medical's RF neurotomy needle patent ('782 Patent). The central argument is that the claimed device is obvious because it merely combines conventional features from prior art references like Racz, Fitz, and Lee. This challenges 27 claims related to advanced medical ablation technology.

AT&T Enterprises, LLC et al. v.ASUS Technology Licensing Inc.

· IPR2024-01142

Multiple major carriers, including AT&T and T-Mobile, have filed a Petition challenging ASUS Technology Licensing Inc.'s '868 patent on grounds of obviousness. The petitioners argue that the core concepts related to beam correspondence and higher layer signaling in 5G NR were anticipated or rendered obvious by prior art references Jung and Xiong. This challenge targets several claims relating to advanced wireless communication methods.

Thermaltake Technology Co., Ltd. et al. v.Chen, Chien-Hao et al.

· IPR2024-01230

The PTAB instituted the IPR, finding a reasonable likelihood of unpatentability for at least one claim based on obviousness. The Board specifically found evidence supporting Claim 1 over Lai and Hasegawa, while also noting inconclusive findings regarding Tsuji/Huang combinations.

CommScope Technologies LLC et al. v.Belden Canada ULC et al.

· IPR2024-01227

CommScope Technologies LLC successfully petitioned to challenge U.S. Patent No. 11,435,542 B2 before the PTAB, leading to institution of trial. The petition asserted grounds of anticipation (102) and obviousness (103) over prior art references Fukui, Sauter, and Sedor.

CommScope Technologies LLC et al. v.Belden Canada ULC et al.

· IPR2024-01218

CommScope Technologies LLC successfully petitioned to institute IPR against Belden Canada ULC's patent, asserting obviousness and anticipation over prior art references including Fukui. The Board found Petitioner’s arguments persuasive regarding the technical scope of the modular fiber optic cassette system.

Avanos Medical, Inc. v.Stratus Medical, LLC

· IPR2024-01209

Avanos Medical successfully petitioned to institute IPR proceedings against Stratus Medical's patent, demonstrating a reasonable likelihood of success on obviousness grounds. The Board found sufficient evidence that the claimed RF neurotomy features could be achieved by combining existing prior art references.