US PTAB Patent Cases
2,587 decisions indexed
Page 19 of 87 · 2,587 total
Hugging Face, Inc. v.FriendliAI Inc.
Hugging Face, Inc. initiated an IPR challenge against FriendliAI Inc., arguing that the challenged claims related to Transformer inference optimization are obvious.
Pascal Technologies v.Cambridge Enterprise Limited et al.
Pascal Technologies has initiated an IPR challenging the patentability of barocaloric cooling and heating agents held by Cambridge Enterprise Limited et al. The petition asserts that the challenged claims are obvious over various combinations of prior art, including Xie, Mañosa, and Patel.
Silicon Motion Inc. et al. v.K.Mizra Inc.
Silicon Motion Inc. has filed an IPR petition challenging 22 claims of U.S. Patent No. 10,331,379 held by K.Mizra LLC. The core challenge asserts that the claimed DRAM controller features are obvious over various combinations of prior art references, including LaBerge and Bowater.
Arista Networks, Inc. v.Orckit Corporation
Arista Networks has filed a petition challenging U.S. Patent No. 7,545,740 held by Orckit Corporation, asserting obviousness under 35 U.S.C. § 103. The petitioner argues that the claimed bi-directional link aggregation and hash-based selection mechanisms were already known in prior art references like Bruckman, Basso, and Holdsworth. This challenge targets core networking technology used for load balancing.
Arista Networks, Inc. v.Orckit Corporation
Arista Networks has filed an IPR petition challenging Orckit Corporation's patent (8,830,821) on grounds of obviousness (§103). The challenge centers on the combination of Doshi’s MPLS path selection with reoptimization techniques from prior art like Guichard and Huang.
Arista Networks, Inc. v.Orckit Corporation
Arista Networks challenges Orckit Corporation's patent (10652111) in an IPR, asserting that the claimed Deep Packet Inspection functionality within a Software Defined Networking controller is obvious.
Silicon Motion Inc. et al. v.K. Mizra LLC
Silicon Motion Inc. has filed an Inter Partes Review petition challenging K. Mizra LLC's patent covering digital signal processing and calibration methods. The petitioner argues that the claimed technology is obvious under 35 U.S.C. § 103, relying on a combination of multiple prior art references.
Silicon Motion Inc. et al. v.K. Mizra LLC
Silicon Motion Inc. challenges K. Mizra LLC's '608 Patent in an IPR proceeding regarding DDR DRAM memory controllers and timing calibration. The petitioner asserts that the patent claims are obvious over combinations of prior art references like Johnson, Stubbs, Moss, and Liou.
TCL Electronics Holdings Ltd. et al. v.Intellectual Ventures I LLC
TCL Electronics Holdings Ltd. has filed a petition challenging Intellectual Ventures I LLC's wireless communication patent (7623439) on grounds of obviousness. The challenge centers on whether a minor modification to OFDM cyclic delay diversity is inventive over existing prior art standards.
TCL Electronics Holdings Ltd. et al. v.Intellectual Ventures I LLC
TCL Electronics Holdings Ltd. has filed an Inter Partes Review petition challenging several claims related to Globally Asynchronous Locally Synchronous (GALS) clocking and Dynamic Voltage Scaling (DVS). The Petition asserts multiple grounds of obviousness, arguing that various combinations of prior art references render the claimed microprocessor architectures predictable.
Samsung Electronics America, Inc. et al. v.Collision Communications, Inc.
Samsung petitions to invalidate Collision's '071 patent, arguing that its Multi-user Detection improvements are obvious under 35 U.S.C. § 103. Petitioners assert that prior art references (Jin, Baum, Tsai) combine known techniques in MIMO systems to render the claimed features non-inventive.
Samsung Electronics America, Inc. et al. v.Collision Communications, Inc.
Petitioners challenge 18 claims of U.S. Patent No. 8089946, arguing they are obvious over prior art references like Walton and Learned. The central argument is that supporting legacy protocol modes in multi-user environments was a well-known concept in the field of wireless communications.
Hulu, LLC et al. v.Piranha Media Distribution, LLC
Hulu has filed a Petition challenging Piranha Media Distribution's patent covering adaptive ad insertion in video streaming. The core argument is that the claims are obvious when combining prior art references Wu and Doherty. This challenges the validity of the technology used in digital media delivery.
Hulu, LLC et al. v.Piranha Media Distribution, LLC
Hulu challenges Piranha Media Distribution’s patent via Inter Partes Review (IPR), arguing that combining prior art references Eldering-I and Eldering-II renders the claims obvious under 103. The petitioner asserts that user actions like skipping ads constitute a change in viewing parameters, thereby triggering adaptive ad rescheduling taught by the cited prior art.
Imperative Care, Inc. v.Inari Medical, Inc.
Imperative Care, Inc. has filed a Petition challenging the validity of Inari Medical's '691 patent covering intravascular aspiration systems used for thrombectomy. The petitioner asserts that the claims are anticipated or rendered obvious by combining various prior art references.
LEDUP MANUFACTURING GROUP LTD. v.Seasonal Specialties, LLC
LEDUP Manufacturing Group Ltd. has filed a petition challenging Seasonal Specialties, LLC's patent (US 11096252) covering LED bypass circuits and series lighting technology. The petitioner asserts that claims 1-14 are unpatentable based on multiple grounds of anticipation and obviousness using various prior art references. This proceeding centers on whether the claimed circuit details were already known in the field.
LEDUP MANUFACTURING GROUP LTD. v.Seasonal Specialties, LLC
LEDUP Manufacturing Group Ltd. filed an IPR petition challenging the validity of Seasonal Specialties' patent covering series LED circuits with bypass resistors. The petitioner argues that the claimed features are anticipated or obvious based on prior art disclosures in lighting technology.
3Shape A/S et al. v.Medit Corporation et al.
3Shape A/S et al. filed an opening petition challenging Medit Corporation's patent (7912257) on grounds of obviousness under 35 U.S.C. § 103. The petitioners argue that the claimed real-time 3D dental scanning method is predictable when combining prior art disclosures from Kopelman and Quadling.
Penumbra, Inc. v.RapidPulse, Inc.
Penumbra challenges RapidPulse's patent covering aspiration thrombectomy systems, arguing that the claimed inventions are obvious under 35 U.S.C. §103. The petitioner relies heavily on combining multiple prior art references to demonstrate a motivation for a Person Having Ordinary Skill in the Art (POSA) to make the modifications.
Altice USA, Inc. et al. v.Touchstream Technologies, Inc.
Altice USA filed an Inter Partes Review petition challenging 26 claims of Touchstream Technologies' '251 Patent, asserting obviousness under 35 U.S.C. § 103. The petitioner argues that known techniques for translating generic commands into platform-specific code render the claimed media playback control system predictable. This challenge involves complex combinations of prior art references like Aldrey and Mahajan.
Altice USA, Inc. et al. v.Touchstream Technologies, Inc.
Altice USA filed a petition challenging claims of Touchstream Technologies' patent via an IPR proceeding focused on obviousness (103). The petitioner argues that Claims 1-20 are rendered obvious by combining prior art references such as Aldrey and Mahajan. This petition was subsequently joined into an already instituted IPR, continuing the dispute over media content control technology.
2985 LLC d/b/a Mountain Voyage Company, LLC v.The Ridge Wallet LLC
A challenger has filed an Inter Partes Review petition against U.S. Patent No. 10,791,808, owned by The Ridge Wallet LLC. The petitioner asserts that the patent's compact wallet structure and auxiliary clip mechanism are obvious combinations of existing prior art references. This challenge targets all 24 claims based on Section 103 (obviousness).
3Shape A/S et al. v.Medit Corporation et al.
3Shape A/S filed an Initial Petition challenging the validity of Medit Corporation's patent, asserting that the claims are obvious over combinations of prior art references. The petitioner targets multiple claim subsets using Trousset, Durbin, and Kariathungal as evidence of obviousness.
Samsung Electronics Co., Ltd. et al. v.Cerence Operating Company et al.
Samsung Electronics filed an Inter Partes Review petition challenging Cerence Operating Company’s handwriting recognition patents based on obviousness. The petitioners argue that combining prior art references Arai and Fenwick renders the claimed input methods obvious to a Person Having Ordinary Skill in the Art.
3Shape A/S et al. v.Medit Corporation et al.
Petitioners, including 3Shape A/S, have filed an IPR challenging the validity of Medit Corporation's patent claims related to 3D scanning and stitching technology. The central argument asserts that the claimed invention is obvious over prior art references Kriveshko and Zhang when combining global motion optimization techniques. This challenges the scope of a major patent in the computer vision market.
Google LLC v.Metarail, Inc.
Google LLC has filed an IPR petition challenging Metarail's '626 patent, arguing that its claims regarding parameter mapping and deep linking automation are obvious. The petitioner relies on combinations of prior art references, including Belanger, Halevy, and Reichardt, to establish obviousness under 35 U.S.C. § 103.
Google LLC v.Metarail, Inc.
Google LLC has challenged Metarail's deep-linking patents in a PTAB petition, arguing that the claimed invention—a universal variable map for generating deep-linked ads—is obvious. The petitioner asserts that combining prior art references like Belanger and Halevy would have made the automation of mapping fields predictable to a Person Having Ordinary Skill in the Art.
Google LLC v.Metarail, Inc.
Google LLC has challenged Metarail's deep-linking patent (10262342) at the PTAB, asserting that the claims are obvious.
Google LLC v.Metarail, Inc.
Google LLC petitioned the PTAB challenging Metarail's patent covering automated deep-link creation based on obviousness (103). The Board found that the petition showed a strong basis on the merits and decided to institute review of all 20 claims. This decision moves the dispute into the substantive examination phase at the Patent Trial and Appeal Board.
Samsung Electronics Co. Ltd. et al. v.ASUS Technology Licensing Inc.
Samsung Electronics Co. Ltd. has filed an IPR petition challenging U.S. Patent No. 10,785,759 owned by ASUS Technology Licensing Inc. The challenge asserts that the claims related to numerology bandwidth determination in wireless systems are obvious under 35 U.S.C. § 103. This initial filing details multiple grounds of obviousness, combining various prior art references including Noh, Tooher, Islam, Jiang, and Miao.
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