Display technology — US PTAB Patent Cases
77 decisions indexed
Page 1 of 3 · 77 total
Dolby Laboratories, Inc. et al. v.InterDigital Madison Patent Holdings, SAS et al.
Dolby Laboratories has filed an IPR petition challenging U.S. Patent 9,185,268, which covers methods for color correcting display content. The petition asserts that the claims are obvious over a combination of prior‑art references and requests the Board to institute the review.
Samsung Display Co., Ltd. et al. v.Pictiva Displays International Limited et al.
In IPR2024‑01094, the PTAB held claims 1,2,6,8‑14 of Pictiva’s OLED patent unpatentable over the Ma reference, while claims 3‑4 were upheld. The decision hinged on obviousness of joint vaporization and metal‑complex coordination.
Samsung Display Co., Ltd. et al. v.Pictiva Displays International Limited et al.
The PTAB issued a Final Written Decision finding all of Samsung's challenged OLED claims unpatentable. The Board held that the claims were obvious over multiple prior‑art OLED references. The decision affirms the institution of the IPR.
Samsung Display Co., Ltd. et al. v.Pictiva Displays International Limited et al.
Samsung Display has filed an IPR petition to invalidate all 16 claims of Pictiva's OLED patent, arguing that each claim is anticipated or obvious over prior art such as Suzuki, Diekmann, Ma, and Lee.
Tianma Microelectronics Co., Ltd. et al. v.LG Display Co., Ltd.
Tianma seeks an IPR to invalidate LG Display’s OLED touch‑screen patent (US 11,251,394). The petition alleges obviousness over six prior‑art references and requests cancellation of all 19 claims.
Hisense USA Corp. et al. v.Light Guide Innovations LLC
Hisense has filed an IPR petition seeking cancellation of 22 claims of Light Guide Innovations' U.S. Patent 8,408,778 covering LED backlighting technology. The petition alleges obviousness over a combination of prior art references such as Asada, Kinoshita, Ashdown, Cho and Dejima. The Board has yet to decide whether to institute the review.
BOE Technology Group Co., Ltd. et al. v.Samsung Display Co., Ltd.
BOE and Samsung Display have reached a settlement covering all disputes over U.S. Patent No. 10,013,088 and jointly filed a motion to terminate the inter partes review. The motion cites compliance with 35 U.S.C. §317 and argues that termination saves resources and promotes settlement policy.
BOE Technology Group Co., Ltd. et al. v.Samsung Display Co., Ltd.
BOE Technology and Samsung Display settled their IPR dispute over U.S. Patent 10,013,088 before trial. The Board granted a joint motion to terminate, keeping the settlement confidential. No claim validity determinations were made.
BOE Technology Group Co., Ltd. et al. v.Samsung Display Co., Ltd.
BOE Technology Group has filed an IPR petition challenging Samsung Display's U.S. Patent 10,013,088 covering an integrated OLED touchscreen. The petition asserts that all 13 claims are obvious over a combination of prior‑art references such as Chen, Jang, Sano, and Sakamoto. BOE seeks cancellation of the entire patent.
BOE Technology Group Co., Ltd. v.Samsung Display Co., Ltd.
BOE Technology and Samsung Display have settled all disputes over U.S. Patent 11,626,066 and jointly moved to terminate the inter partes review. The motion cites compliance with 35 U.S.C. §317 and argues that no merits have been decided.
BOE Technology Group Co., Ltd. v.Samsung Display Co., Ltd.
The PTAB issued a final written decision in IPR2023‑01075, finding that none of the 24 challenged claims of Samsung Display’s OLED pixel‑arrangement patent (U.S. 11,594,578) were unpatentable. The Board rejected BOE’s obviousness arguments based on Matthies, Yamada, and Hong, concluding no teaching of a "pixel defining layer" existed. All claims remain in force.
BOE Technology Group Co., Ltd. v.Samsung Display Co., Ltd.
The PTAB held that Samsung Display’s OLED pixel‑arrangement patent claims 1,4‑10,13 and 15 are obvious over prior art, while claim 2 remains patentable.
BOE Technology Group Co., Ltd. v.Samsung Display Co., Ltd.
BOE Technology and Samsung Display filed a joint request with the PTAB to keep their settlement agreement confidential. The parties seek to have Exhibit 1029 treated as business confidential information and separated from the patent file.
BOE Technology Group Co., Ltd. v.Samsung Display Co., Ltd.
BOE Technology Group has filed an IPR petition seeking cancellation of 22 claims of Samsung Display's OLED pixel‑arrangement patent. The petition relies on five grounds of obviousness over prior‑art references such as Cok, Suh, Hong, Credelle‑379 and Elliott‑724. The Board is asked to institute the review.
BOE Technology Group Co., Ltd. v.Samsung Display Co., Ltd.
BOE Technology and Samsung Display settled their IPR dispute (IPR2025-01557) before trial. The Board granted a joint motion to terminate, keeping the settlement confidential. No claims were instituted or decided.
BOE Technology Group Co., Ltd. v.Paneltouch Technologies, LLC
BOE Technology Group has filed an IPR petition challenging Paneltouch Technologies' 8,704,762 display device patent, asserting that the claims are obvious over several prior‑art references covering crack‑detection wiring in touch and display panels.
Hisense USA Corp. et al. v.Light Guide Innovations LLC
Hisense has filed an IPR petition challenging Light Guide Innovations' 8,267,537 patent covering LED backlight units. The petition asserts that the claims are obvious over prior art references Liu, Roberts, and Liu‑660, and establishes standing to proceed.
BOE Technology Group Co., Ltd. et al. v.Samsung Display Co., Ltd.
BOE Technology and Samsung Display settled all disputes over U.S. Patent 10,439,015 and jointly moved to terminate the inter partes review. The motion cites statutory requirements under 35 U.S.C. §317 and emphasizes public policy favoring settlement.
BOE Technology Group Co., Ltd. et al. v.Samsung Display Co., Ltd.
BOE Technology Group has filed an IPR petition challenging Samsung Display’s U.S. Patent 10,439,015 covering OLED TFT display structures. The petition alleges obviousness over a suite of prior‑art references, including Kim‑584, Kim‑923, Moon, Masao and others. No claim constructions are asserted; the claims are to be given their plain meaning.
BOE Technology Group Co., Ltd. v.Samsung Display Co., Ltd.
BOE Technology and Samsung Display settled their IPR disputes, leading the PTAB to terminate the proceedings without a trial. The settlement agreement is confidential per 37 C.F.R. § 42.74(c).
BOE Technology Group Co., Ltd. v.Samsung Display Co., Ltd.
BOE and Samsung filed a joint request to keep their IPR settlement agreement confidential, invoking statutory confidentiality provisions. The request seeks to separate the settlement from the patent file and limit its disclosure.
BOE Technology Group Co., Ltd. v.Samsung Display Co., Ltd.
BOE Technology and Samsung Display have settled all disputes in IPR2025-01499 concerning U.S. Patent 9,299,730. They jointly filed a motion to terminate the inter partes review under 35 U.S.C. § 317, citing that the Board has not decided the merits and that settlement serves public policy interests.
BOE Technology Group Co., Ltd. et al. v.Samsung Display Co., Ltd.
BOE has filed an IPR petition challenging Samsung Display's OLED pixel‑circuit patent (US 11,574,991). The petition asserts obviousness over multiple prior‑art references covering TFT layouts, capacitor structures, and pixel designs. Detailed claim‑by‑claim analyses are provided to support unpatentability under 35 U.S.C. §103.
BOE Technology Group Co., Ltd. et al. v.Samsung Display Co., Ltd.
BOE Technology Group and Samsung Display settled their IPR dispute over patent 11,574,990, leading the PTAB to terminate the proceeding before trial.
BOE Technology Group Co., Ltd. et al. v.Samsung Display Co., Ltd.
BOE and Samsung have settled all disputes over U.S. Patent 11,574,990 covering OLED pixel circuits and jointly moved to terminate the inter partes review under 35 U.S.C. §317.
BOE Technology Group Co., Ltd. et al. v.138 East LCD Advancements Limited et al.
BOE Technology Group has filed a petition to invalidate all twelve claims of U.S. Patent 8,319,512, asserting that the claims are obvious over a combination of prior‑art LCD driver references. Six obviousness grounds are presented, each tying specific claim groups to the teachings of Saito, Her, Taguchi, and Kim.
BOE Technology Group Co., Ltd. v.Samsung Display Co., Ltd.
BOE and Samsung have settled all disputes over U.S. Patent 11,081,503 and jointly moved to terminate the inter partes review. The motion cites compliance with 35 U.S.C. §317 and emphasizes public‑policy benefits of settlement.
BOE Technology Group Co., Ltd. v.Samsung Display Co., Ltd.
BOE and Samsung jointly filed a request to keep their IPR settlement agreement confidential and separate from the patent record.
BOE TECHNOLOGY GROUP CO., LTD. v.Bishop Display Tech LLC
BOE Technology Group petitions the PTAB to invalidate ten claims of Bishop Display Tech’s OLED driver patent, asserting that prior art references Baek, Date, Inomoto, and Sasaki anticipate or render the claims obvious. The petition argues the examiner overlooked these references and that no secondary considerations support patentability.
Coretronic Corporation v.Maxell, Ltd.
Maxell seeks a discretionary denial of Coretronic’s IPR petition covering claims 1,3,4,7,9 of its display‑technology patent, arguing that parallel district‑court litigation makes institution inefficient and prejudicial.
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.