US PTAB Patent Cases
8,722 decisions indexed
Page 143 of 291 · 8,722 total
Ericsson, Inc. v.Motorola Mobility LLC
Ericsson and Motorola Mobility settled their IPR dispute before trial, leading the PTAB to dismiss the petition and terminate the proceeding.
Merck Sharp & Dohme LLC v.Halozyme, Inc. et al.
Merck has filed a post‑grant review petition challenging Halozyme’s U.S. Pat. 11,952,600, arguing that the claims lack written description, are not enabled, and are obvious over prior art.
Micron Technology, Inc. et al. v.Yangtze Memory Technologies Company, Ltd.
Micron Technology has filed an IPR petition challenging all 19 claims of Yangtze Memory’s 3D NAND word‑line contact patent. The petition asserts obviousness over Kim, Park, and Fang references and argues there are no discretionary grounds to deny institution.
Ericsson, Inc. v.Motorola Mobility LLC
Ericsson has filed an IPR petition seeking cancellation of Motorola’s 5G DMRS patent (U.S. 11,184,130). The petition alleges anticipation and obviousness based on 3GPP standards documents TR 38.912 and two R1 technical reports.
Rocket Media, LLC d/b/a Launch Labs v.Fullthrottle Technologies, LLC et al.
Rocket Media (Launch Labs) petitions the PTAB to invalidate 36 claims of Fullthrottle’s ad‑tracking patent, asserting obviousness over four prior‑art references and arguing against discretionary denial.
Rocket Media, LLC d/b/a Launch Labs v.Fullthrottle Technologies, LLC et al.
Rocket Media (Launch Labs) petitions the PTAB to invalidate 20 claims of Fullthrottle’s ’947 patent on obviousness grounds, citing Doughty, Van Boucq, and Maginnis. The petition argues no secondary considerations and opposes discretionary denial.
Kangxi Communication Technologies (Shanghai) Co., Ltd. v.SKYWORKS SOLUTIONS, INC.
Kangxi Communications has filed an IPR petition challenging Skyworks' 9,450,579 patent covering RF switch designs. The petition asserts obviousness over Huang and Seshimo references and argues that discretionary denial is inappropriate.
Kangxi Communication Technologies (Shanghai) Co., Ltd. v.SKYWORKS SOLUTIONS, INC.
Kangxi Communication Technologies has filed an IPR petition seeking to invalidate claims 1‑11 of Skyworks’ 9,148,194 RF switch patent, asserting obviousness over the Huang and Seshimo references. The petition also argues that discretionary denial is inappropriate.
Merck Sharp & Dohme LLC v.Halozyme, Inc. et al.
Merck Sharp & Dohme LLC successfully challenged Halozyme, Inc.'s patent on modified PH20 polypeptides in a PGR proceeding. The Board found likelihood of prevailing based on arguments regarding the genus's scope and potential lack of enablement/obviousness.
Rocket Media, LLC d/b/a Launch Labs v.Fullthrottle Technologies, LLC et al.
The PTAB instituted trial on all 20 claims of the '947 patent, finding sufficient evidence that the claims are obvious over combinations of Doughty, Van Boucq, and Maginnis. The Board accepted the Petitioner's argument that a Person Having Ordinary Skill in the Art (POSITA) would be motivated to combine these references for location tracking and targeted advertising purposes.
Rocket Media, LLC d/b/a Launch Labs v.Fullthrottle Technologies, LLC et al.
Rocket Media, LLC d/b/a Launch Labs lost its IPR challenge against Fullthrottle Technologies regarding location determination and advertising targeting. The PTAB denied institution because the petitioner failed to demonstrate a reasonable likelihood of prevailing over the cited prior art.
Micron Technology, Inc. et al. v.Yangtze Memory Technologies Company, Ltd.
The PTAB granted institution of IPR for Micron against Yangtze Memory Technologies regarding 3D NAND memory claims. The Board found a reasonable likelihood of prevailing on obviousness grounds over Kim, Park, and Fang.
Kangxi Communication Technologies (Shanghai) Co., Ltd. v.SKYWORKS SOLUTIONS, INC.
Kangxi Communication Technologies challenged SKYWORKS SOLUTIONS' RF switch system patent (9148194) at the PTAB, arguing obviousness over prior art references Huang and Seshimo. The Board granted institution because the petitioner showed a reasonable likelihood of prevailing on claims 1-11 based on the Huang reference. This moves the dispute into the trial phase.
Kangxi Communication Technologies (Shanghai) Co., Ltd. v.SKYWORKS SOLUTIONS, INC.
Kangxi Communication Technologies successfully petitioned to institute IPR proceedings against Skyworks Solutions, Inc., asserting that several claims related to RF switches and semiconductor devices are unpatentable. The Board found a reasonable likelihood of prevailing on the grounds of obviousness (103) over prior art references Huang and Seshimo.
Lenovo (United States) Inc. et al. v.Headwater Research LLC
Samsung’s petition to invalidate Headwater Research’s 9,271,184 patent on obviousness grounds was denied. The Board concluded the prior art did not teach the specific blocking step required by the claims, failing the reasonable‑likelihood test.
Lenovo (United States) Inc. et al. v.Headwater Research LLC
Lenovo and Motorola filed a joint request to keep their settlement agreement confidential and to terminate the IPR against Headwater Research's patent 10,749,700. The motion relies on statutory confidentiality provisions.
Lenovo (United States) Inc. et al. v.Headwater Research LLC
Lenovo and Motorola Mobility settled their IPR challenge to Headwater Research’s patent 10,749,700, leading the PTAB to terminate the proceeding and keep the settlement confidential.
Lenovo (United States) Inc. et al. v.Headwater Research LLC
Samsung’s petition to invalidate Headwater Research’s ’184 patent on differential traffic control was denied. The Board concluded the prior art did not teach the claimed blocking of Internet service requests, so no reasonable likelihood of unpatentability was shown.
Lenovo (United States) Inc. et al. v.Headwater Research LLC
Court decision.
Lenovo (United States) Inc. et al. v.Headwater Research LLC
Lenovo and Motorola jointly moved with Headwater Research to terminate IPR 2024‑01181 after settling the dispute over Patent 10,749,700, including related district‑court litigation.
Lenovo (United States) Inc. et al. v.Headwater Research LLC
Court decision.
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.
Samsung Display Co., Ltd. et al. v.Pictiva Displays International Ltd. et al.
Samsung Display challenges a patent related to OLED encapsulation claims based on obviousness (103). The petitioner asserts that combining known prior art references—such as Kijima and Suzuki—renders the claimed methods obvious to a Person Having Ordinary Skill in the Art. This petition targets 11 specific claims across four grounds.
Samsung Display Co., Ltd. et al. v.Pictiva Displays International Ltd. et al.
Samsung Display Co., Ltd. has filed an Inter Partes Review challenging U.S. Patent No. 6,949,389 related to OLED encapsulation technology. The petitioner asserts that the challenged claims are obvious over various combinations of prior art references involving selective deposition and barrier layer methods.
Lenovo (United States) Inc. et al. v.Headwater Research LLC
Lenovo and others have filed a Petition challenging U.S. Patent No. 10,749,700 on grounds of obviousness (§ 103). The petitioners argue that the claimed network scheduling and application prioritization features are merely predictable combinations of existing prior art references like Rao and Scahill.
Lenovo (United States) Inc. et al. v.Headwater Research LLC
Lenovo and Motorola challenged U.S. Patent No. 9,198,076, arguing that its claims related to power management and network prioritization are obvious. The petitioners assert that combining prior art references like Rao and Araujo with others provides predictable improvements in device functionality and battery longevity.
Imperative Care, Inc. v.Inari Medical, Inc.
The PTAB denied the institution of an IPR challenge against Inari Medical's patent (11744691) covering emboli treatment systems. The Board found that the petitioner, Imperative Care, Inc., failed to demonstrate a reasonable likelihood of prevailing on its grounds of anticipation and obviousness.
Samsung Display Co., Ltd. et al. v.Pictiva Displays International Ltd. et al.
Samsung Display successfully challenged Pictiva Displays' patent claims in an IPR proceeding, demonstrating a reasonable likelihood of success on obviousness grounds. The Board found that combinations of prior art references were sufficient to invalidate several key display technology claims.
Samsung Display Co., Ltd. et al. v.Pictiva Displays International Ltd. et al.
Samsung Display successfully navigated a discretionary denial challenge in the IPR, leading to the institution of claims 34-46. The Board found that the petitioner demonstrated a reasonable likelihood of success based on Yamazaki/Fujimori combinations for OLED encapsulation technology.
Lenovo (United States) Inc. et al. v.Headwater Research LLC
Lenovo and Motorola successfully instituted an IPR against Headwater Research, challenging the obviousness of claims related to network capacity management over prior art references. The Board found sufficient evidence that combining Rao and Scahill would render at least claim 1 unpatentable as obvious under § 103.
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