US PTAB Patent Cases
2,587 decisions indexed
Page 10 of 87 · 2,587 total
Comcast Corporation et al. v.Entropic Communications LLC
Comcast Cable Communications challenged Entropic's patent (11,381,866) in an IPR proceeding, asserting that the claims are obvious over various combinations of prior art. The petitioner relies heavily on combining Cholas and Petrovic with references like Rabaey, Maalej, Lee, and Takahiko to demonstrate non-patentability under 35 U.S.C. § 103.
Comcast Corporation et al. v.Entropic Communications LLC
Comcast Cable Communications successfully requested the institution of an IPR against Entropic Communications' '866 Patent, challenging all 82 claims based on anticipation and obviousness. The petitioner asserts that numerous elements are disclosed by prior art references like Pugel, Crols, Chandrakasan, and Jensen ’170.
Comcast Corporation et al. v.Entropic Communications LLC
Comcast Cable Communications (Petitioner) challenges the validity of Entropic's patent, asserting that the claimed method for receiving digitized television signals is anticipated and obvious. The petition relies heavily on prior art references like Zhang, Reisman, Jackson, and Pandey to demonstrate multiple grounds of invalidity under 102 and 103.
Monolithic Power Systems, Inc. v.Greenthread, LLC
Monolithic Power Systems challenges Greenthread's semiconductor patent (8421195) before the PTAB, asserting that the claimed CMOS device improvements are obvious. The petitioner relies on multiple prior art references, including Onoda and Kawagoe, to demonstrate a lack of inventive step in creating electric drift fields via graded dopant concentration.
Monolithic Power Systems, Inc. v.Greenthread, LLC
Monolithic Power Systems challenged U.S. Patent No. 9,190,502 regarding semiconductor device claims (7 and 8) in an IPR proceeding. The Petitioner argues that the claimed graded dopant profiles and electric drift fields are obvious over prior art references like Onoda and Kawagoe. The Board has instituted the case for trial, finding the evidence compelling enough to proceed with the challenge.
Monolithic Power Systems, Inc. v.Greenthread, LLC
Monolithic Power Systems, Inc. initiated an IPR challenging Claim 44 of Greenthread's U.S. Patent No. 11,121,222 under 35 U.S.C. §103. The petition asserts that the claimed CMOS semiconductor fabrication structure is obvious based on prior art references including Onoda and Kawagoe.
Daifuku Co., Ltd. et al. v.CLX Engineering
Daifuku Co., Ltd. filed an IPR challenging 18 claims of CLX Engineering's patent (11386602) related to baggage tracking and visualization systems. The petitioner argues that the claimed technology is obvious under 35 U.S.C. § 103, citing combinations of prior art references like Cavada, Orito, Sommer, and Schmirler.
Arm Ltd. v.ICPillar LLC
Arm Ltd. filed a Petition challenging claims in U.S. Patent No. 8,924,899 for obviousness over prior art references Rompaey and Banerjee. The petitioner argues that the claimed integrated circuit design methods are well-developed in the state of the art. This petition is currently instituted, setting the stage for a full trial on the merits.
Valve Corporation v.Immersion Corporation
Valve Corporation petitioned the PTAB, arguing that Immersion Corporation's patent (7336260) is anticipated or obvious over prior art references Komata, Tsuji, and Rosenberg. The Board agreed to institute the IPR proceedings based on the compelling evidence presented by the petitioner.
Valve Corporation v.Immersion Corporation
Valve Corporation challenged Immersion Corporation's patent (9430042) in an IPR petition, asserting grounds of anticipation and obviousness. The petitioner argued that the claimed haptic feedback system was rendered invalid by combinations of prior art references like Ichinose/Levin and Rosenberg-I/Goldenberg.
Motorola Solutions, Inc. v.STA Group, LLC
Motorola Solutions challenged STA Group's patent (US 9319852) in an IPR, arguing that the claims are obvious over prior art references like Choksi and Shaffer1. The petitioner asserts that a Person of Ordinary Skill in the Art would have been motivated to combine elements from the cited prior art to achieve the claimed interoperability functionality. This initial petition sets up a detailed technical dispute regarding dynamic proxy insertion and device adherence determination.
Dell Technologies Inc. et al. v.LiTL LLC
Petitioners challenge U.S. Patent No. 9,563,229 regarding portable computer modes and orientation sensing, arguing that multiple claims are obvious under 35 U.S.C. § 103. The arguments rely heavily on combining Lane with Fujinawa, MIT, or Wehrenberg to show the claimed features were predictable in view of prior art.
Dell Technologies Inc. et al. v.LiTL LLC
Petitioners successfully convinced the PTAB to institute review of U.S. Patent No. 9,563,229, challenging claims related to portable computing and orientation sensing. The grounds assert that various combinations of prior art references render the claimed features obvious under 35 U.S.C. § 103.
Tempur Sealy International, Inc. et al. v.Purple Innovation, LLC
Tempur Sealy challenged Purple Innovation's '733 Patent, arguing that all 20 claims are obvious under 35 U.S.C. § 103. The Board has instituted the IPR proceedings, finding a reasonable likelihood of success for the challenger on at least one claim.
JACS Solutions, Inc. v.Global Tel*Link Corporation d/b/a ViaPath Technologies
JACS Solutions challenges Global Tel*Link's '9030292 Patent, asserting that 29 claims are obvious under 35 U.S.C. § 103. The petitioner argues that the claimed features of secure facility monitoring systems are predictable combinations of existing prior art in telecommunications and security technology.
Visa, Inc. v.Cortex MCP, Inc.
Visa challenges Cortex MCP's patent (9251531) in an IPR, arguing that the credential management technology is obvious over prior art. The petitioner asserts that existing methods for tokenization and verifiable electronic credentials render the claims unpatentable.
Dexcom, Inc. v.Abbott Diabetes Care Inc.
Dexcom, Inc. filed a Petition challenging claims 1, 13, and 29 of Abbott Diabetes Care Inc.'s patent (US 11298056). The challenger asserts that these claims are obvious under 35 U.S.C. § 103 based on combinations of prior art references like Patel-2009 and Paradigm® REAL-Time. This petition also argues against discretionary denial, asserting the arguments are new and diligent.
Next Step Group, Inc. v.Deckers Outdoor Corporation
Next Step Group challenges Deckers Outdoor Corporation's '161 patent design in a PTAB petition, asserting invalidity under both anticipation (§102) and obviousness (§103). The petitioner relies on various prior art references, including competitor products like the Emu Stinger Micro Boot and UGG Classic Mini.
Bruker Spatial Biology, Inc. v.10x Genomics, Inc. et al.
Nanostring Technologies challenges U.S. Patent No. 11,542,554 in a PTAB Petition, arguing that numerous claims are obvious over combinations of prior art references like Zhuang, Cai, and Shen. The petitioner asserts the core technology for 3D positional information in nucleic acid imaging was already well-known in biological imaging.
Meta Platforms, Inc. v.Sitnet, LLC
Meta Platforms challenges Sitnet's targeted advertising patent (8249932) at the PTAB, arguing that the claims are obvious over numerous prior art references. The petition cites combinations of existing technology in ad serving and network redirection to invalidate the patent.
Meta Platforms, Inc. v.Sitnet, LLC
Meta Platforms challenges Sitnet's patent 8332454, arguing the claims are obvious over prior art references Amidon, Wong, and Gogic. The PTAB institution decision was strongly favored due to compelling merits and favorable parallel litigation status.
Meta Platforms, Inc. v.Sitnet, LLC
Meta Platforms, Inc. challenged Sitnet, LLC's patent (9877345), arguing that the claims are obvious over prior art references like Gage, Mitchell, Shida, and Sinha. The petition details multiple grounds of obviousness based on combining known concepts in situational awareness systems.
Meta Platforms, Inc. v.Sitnet, LLC
Meta Platforms challenges Sitnet's patent via an IPR petition, arguing the claims are obvious over combinations of prior art references. The petitioner asserts that known concepts regarding location tracking and message boards render the claimed invention predictable and trivial to implement.
Samsung Austin Semiconductor, LLC et al. v.Sung, Chien-Min
Samsung Austin Semiconductor challenges the validity of Sung's '270 Patent before the PTAB, asserting that claims related to CMP pad conditioning are obvious. The petition relies heavily on combinations of prior art references (Chou and Sung’479) to demonstrate non-obviousness under 35 U.S.C. § 103.
ASUSTeK Computer Inc. et al. v.LiTL LLC
ASUSTeK Computer Inc. filed a Petition challenging claims of LiTL LLC's '688 Patent, arguing that the portable computing device technology is obvious in light of various prior art combinations. The petition asserts that existing references disclose all elements of the invention, rendering the patent invalid under 35 U.S.C. § 103.
Samsung Austin Semiconductor, LLC et al. v.Sung, Chien-Min
Samsung Austin Semiconductor challenges the '802 Patent covering Chemical Mechanical Planarization (CMP) pad dressing technology. The Petitioner argues that prior art references, including Tsai et al., anticipate or render obvious all 21 claimed claims. This is a foundational challenge to the patent's validity in semiconductor manufacturing.
Samsung Austin Semiconductor, LLC et al. v.Sung, Chien-Min
Samsung Austin Semiconductor challenges the validity of Sung's patent (9138862) in a Petition, asserting that various prior art references anticipate or render obvious the claimed CMP pad dresser technology. The arguments center on how Sung’026 and combinations with other references teach all limitations of the claims regarding particle arrangement and cutting depths.
NJOY, LLC et al. v.JUUL Labs, Inc.
NJOY challenges JUUL's e-cigarette patent (US 11,606,981) on multiple grounds of obviousness (§ 103). The Petition argues that various combinations of prior art references render the claimed features of the vaping device readily apparent. This challenge is part of ongoing litigation and ITC investigations between the parties.
Microsoft Corporation et al. v.InterDigital Patent Holdings, Inc. et al.
Microsoft Corporation initiated an IPR challenging the '933 patent claims, arguing that they are anticipated or obvious over prior art references like Forutanpour. The petitioner asserts lack of written description support in ancestor applications for methods involving Bluetooth-to-Wi-Fi protocol switching. This petition raises key issues regarding both anticipation and enablement under 102 and 103.
DISH Network L.L.C. et al. v.Entropic Communications LLC
DISH Network L.L.C. initiated an IPR challenging patent 8320566 owned by Entropic Communications LLC, arguing that the claims are obvious under 35 U.S.C. § 103. The petitioner relies on multiple combinations of prior art references, including Cleveland/Hayashino and Scheim/Tzannes, to demonstrate non-patentability in the field of OFDMA/Scrambling.
Dealing with a patent challenge?
Whether it's a Section 3(d) rejection, a post-grant opposition, or a FRAND dispute, Arctic's patent litigation team has handled it. Get a strategy call.