Industry Sector

Display technology — US PTAB Patent Cases

77 decisions indexed

Page 3 of 3 · 77 total

patent instituted · May 6, 2024

BOE Technology Group, Co. Ltd. v.138 East LCD Advancements Limited et al.

· IPR2024-00973

BOE Technology Group successfully navigated the initial hurdles in its IPR against 138 East LCD Advancements Limited, leading to the Board instituting the challenge. The Board found sufficient preliminary evidence across multiple grounds of obviousness (102 and 103) concerning liquid crystal display protective circuits.

patent final · May 6, 2024

BOE Technology Group, Co. Ltd. v.138 East LCD Advancements Limited et al.

· IPR2024-00973

The Board found that the majority of claims (1, 3–7, 9–13, 15–18) were unpatentable over Reiner and Takahara based on obviousness. However, Claims 2, 8, and 14 survived the challenge, indicating a mixed outcome for the Petitioner.

patent · Apr 11, 2024

TCL Industries Holdings Co., Ltd. v.Maxell, Ltd.

· IPR2025-00134

TCL Electronics has petitioned the PTAB to institute an IPR against Maxell’s U.S. Patent 10,650,780 covering a display apparatus that uses USB and wireless LAN. The petition relies on the Lawther prior‑art reference to argue obviousness of claims 1‑11, 13, and 15‑20 under 35 U.S.C. § 103.

patent denied · Apr 11, 2024

TCL Industries Holdings Co., Ltd. v.Maxell, Ltd.

· IPR2025-00134

The PTAB denied TCL Industries Holdings Co., Ltd.'s request to institute IPR against Maxell, Ltd.'s display apparatus patent. The denial was based on the advanced stage of parallel district court litigation and the petitioner's relative lateness in filing.

patent · Apr 6, 2024

BOE Technology Group Co., Ltd. v.138 East LCD Advancements Limited et al.

· IPR2024-00976

BOE Technology Group seeks Director Review of a PTAB institution decision, arguing the Board misapplied obviousness law on two grounds involving Kurashina/Sato and Murade‑109/Murade‑125 references. The petitioner contends that universal motivations and known techniques provide sufficient motivation to combine the references.

patent denied · Apr 6, 2024

BOE Technology Group Co., Ltd. v.138 East LCD Advancements Limited et al.

· IPR2024-00976

The USPTO denied BOE Technology’s request for a Director Review of the institution denial of its challenge to U.S. Patent 7,502,079, keeping the original denial in place.

patent null · Apr 6, 2024

BOE Technology Group Co., Ltd. v.138 East LCD Advancements Limited et al.

· IPR2024-00976

BOE Technology Group Co., Ltd. filed a petition challenging U.S. Patent No. 7,502,079 regarding Active-Matrix Liquid Crystal Displays (AMLCD). The petitioner asserts that all three claimed elements are obvious over various combinations of prior art references under 35 U.S.C. § 103. This filing initiates a formal PTAB proceeding against the patent owner.

patent denied · Apr 6, 2024

BOE Technology Group Co., Ltd. v.138 East LCD Advancements Limited et al.

· IPR2024-00976

BOE Technology Group Co., Ltd.'s IPR challenge against the LCD display patent was denied by the PTAB, finding that the petitioner failed to provide sufficient rationale for combining prior art references. The Board determined the obviousness arguments were conclusory and lacked objective support.

patent · Mar 7, 2024

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

· IPR2024-01095

Samsung Display requests Director Review to overturn a PTAB decision that found Pictiva’s OLED claim unpatentable, arguing the Board ignored a jury verdict that upheld the claim and presented inconsistent claim‑construction arguments.

patent · Mar 7, 2024

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

· IPR2024-01095

Samsung Display argues that the Board’s obviousness findings for Pictiva’s OLED patent are sound and that no claim‑construction inconsistency exists, seeking denial of Pictiva’s Director review request.

patent · Mar 7, 2024

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

· IPR2024-01095

Samsung Display has been given five business days to respond to Pictiva's Director Review request in IPR2024-01095, with a strict 15‑page limit and no new evidence allowed.

patent instituted · Mar 7, 2024

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

· IPR2024-01095

Samsung Display Co., Ltd. successfully petitioned the PTAB to challenge Pictiva Displays International Ltd.'s patent, leading to institution of the IPR. The Board focused on Ground IX, finding a reasonable likelihood that Claim 9 is unpatentable over Suzuki and Caldwell regarding OLED technology combined with touch sensing functionality.

patent Final Written Decision · Mar 7, 2024

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

· IPR2024-01095

The Board found several claims of the patent unpatentable over prior art based on obviousness (35 U.S.C. § 103). The Petitioner successfully argued that combining known OLED elements, such as specific dopants or encapsulation layers, would have been routine and predictable to a skilled artisan.

patent final · Mar 7, 2024

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

· IPR2024-01095

The PTAB issued a Final Written Decision finding seven claims unpatentable based on obviousness (35 U.S.C. § 103). The decision centered on the combination of prior art references in Organic Light-Emitting Diode (OLED) technology, specifically regarding dopants and encapsulation methods.

patent · Feb 7, 2024

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

· IPR2024-01094

The PTAB notified Samsung Display and Pictiva that a Director Review request has been filed in IPR2024-01094 concerning patent 8,558,223. The petitioner may submit a concise response within five business days, with no new evidence allowed.

patent · Feb 7, 2024

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

· IPR2024-01094

Samsung Display Co., Ltd. has filed a Petition challenging U.S. Patent No. 8,558,223 held by Pictiva Displays International Ltd. The challenge asserts that the patent claims relating to organic electronic components are obvious over prior art references Werner and Ma. This action targets core technology in the high-value Organic Light-Emitting Diode (OLED) market.

patent denied · Feb 5, 2024

Giesecke+Devrient GmbH et al. v.Lumenco, LLC

· IPR2024-00837

The PTAB denied the Petitioner's request for rehearing regarding an institution decision. The Board upheld its claim construction of a micro-mirror array patent, finding that each set of mirrors must have a differing cone angle offset.

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