Donna M. Praiss
21 IP cases indexed. Covers patent matters.
Cases Presided Over
21 cases indexed | Page 1 of 1
Arm Ltd. v.ICPillar LLC
Arm Ltd.'s IPR challenge against ICPillar LLC's '8924899 patent was instituted by the PTAB, focusing on obviousness over prior art including Rompaey and Banerjee. The Board adopted a broad claim construction for key software commands, allowing the case to proceed to trial.
Arm Limited v.ICPillar LLC
Arm Limited successfully secured institution for its IPR challenge against ICPillar LLC's patent 9367657, challenging claims based on obviousness over Banerjee and Rompaey/CoWare. The Board granted institution after the Petitioner mitigated concerns regarding parallel litigation in District Court.
Kohler Co. v.Delta Faucet Company et al.
Kohler Co. successfully petitioned the PTAB to institute an IPR against Delta Faucet Company et al., challenging claims related to illuminated showerheads. The Board found a reasonable likelihood of prevailing on key grounds, advancing the dispute to trial.
Zhuhai CosMX Battery Co., Ltd. v.Ningde Amperex Technology Ltd.
Zhuhai CosMX Battery Co., Ltd.'s IPR challenge against Ningde Amperex Technology Ltd. was denied by the PTAB. The Board found insufficient evidence to overcome anticipation and obviousness grounds related to lithium-ion battery separator materials.
Zhuhai CosMX Battery Co., Ltd. v.Ningde Amperex Technology Ltd.
Zhuhai CosMX Battery Co. successfully petitioned the PTAB, leading to the institution of IPR proceedings against Ningde Amperex Technology Ltd.'s lithium-ion battery patent (11,923,498). The Board found a reasonable likelihood of success on obviousness grounds over multiple prior art references.
Zhuhai CosMX Battery Co., Ltd. v.Ningde Amperex Technology Ltd.
Zhuhai CosMX Battery Co., Ltd. successfully petitioned to institute IPR proceedings against Ningde Amperex Technology Ltd.'s patent (11769910). The Board found sufficient evidence that the claims are unpatentable under 35 U.S.C. § 103 over various prior art references, including Zeng and Zhou. This ruling advances a critical battery technology dispute into trial.
Zhuhai CosMX Battery Co., Ltd. v.Ningde Amperex Technology Ltd.
Zhuhai CosMX Battery Co., Ltd. successfully demonstrated a reasonable likelihood of success in its IPR against Ningde Amperex Technology Ltd.'s patent, focusing on obviousness under 35 U.S.C. § 103. The Board found that the petitioner adequately showed Murakami discloses key features and that combinations with Beard and Akiike were motivated and predictable.
Nichia Corporation v.BX LED LLC
Nichia Corp. and BX LED LLC settled their dispute over U.S. Patent 8,567,988 B2, leading the PTAB to terminate the IPR before institution. The settlement agreement was ordered kept confidential.
Nichia Corporation v.BX LED LLC
Nichia and BX LED settled their LED patent dispute, filing a joint motion that led the PTAB to terminate the IPR before any trial. The settlement agreement was ordered to be kept confidential.
Monolithic Power Systems, Inc. v.Greenthread, LLC
The PTAB held that all 22 challenged claims of Greenthread’s ’481 patent are obvious over prior art and thus unpatentable. Monolithic Power Systems successfully defended its position, while Greenthread’s privity and licensing arguments were rejected.
Monolithic Power Systems, Inc. v.Greenthread, LLC
Monolithic Power Systems successfully challenged Greenthread’s U.S. Pat. 10,510,842, proving all asserted claims obvious over prior‑art references. The Board affirmed the petition, rendering the claims unpatentable.
Monolithic Power Systems, Inc. v.Greenthread, LLC
The PTAB held that Monolithic Power Systems proved all challenged claims of Greenthread’s 11,316,014 patent obvious over Kawagoe, Onoda and Nishizawa, rendering the claims unpatentable.
Monolithic Power Systems, Inc. v.Greenthread, LLC
The PTAB held that all 26 challenged claims of Greenthread’s ’222 patent are unpatentable as obvious, based on prior art references Kawagoe, Onoda, and Nishizawa. Monolithic Power Systems prevailed over the patent owner’s arguments on privity and licensing.
Texas Instruments Incorporated v.Greenthread, LLC
Texas Instruments petitioned to challenge Greenthread’s semiconductor patent and sought joinder with a related IPR. The PTAB found a reasonable likelihood of unpatentability and granted both institution and joinder, merging the proceeding into IPR2023-01242.
Zhuhai CosMX Battery Co., Ltd. v.Ningde Amperex Technology Ltd.
The PTAB denied Zhuhai CosMX Battery’s petition for inter partes review of Ningde Amperex’s lithium‑battery electrolyte patent, finding no reasonable likelihood of success on any claim.
Zhuhai CosMX Battery Co., Ltd. v.Ningde Amperex Technology Ltd.
The PTAB denied Zhuhai CosMX Battery’s petition to review Ningde Amperex’s 10,833,363 battery electrolyte patent, finding no reasonable likelihood of success.
Zhuhai CosMX Battery Co., Ltd. v.Ningde Amperex Technology Ltd.
The PTAB denied Zhuhai CosMX Battery’s petition to invalidate Ningde Amperex’s 2020 electrolyte patent, finding no reasonable likelihood of success. The Board held that the prior art did not adequately disclose all claim elements, especially the propyl propionate ratio.
Texas Instruments Incorporated v.Greenthread, LLC
The PTAB instituted an inter partes review of claim 44 of Greenthread’s ’222 patent, finding a reasonable likelihood of obviousness over Payne and over Sakai/Kawagoe. Texas Instruments’ motion to join the earlier IPR2023-01244 was also granted.
Zhuhai CosMX Battery Co., Ltd. v.Ningde Amperex Technology Ltd.
The PTAB institution decision found that the challenged claims related to lithium-ion battery electrolytes were obvious over various combinations of prior art references. The Petitioner successfully argued that a Person of Ordinary Skill in the Art would be motivated to combine elements from Zeng, Sunose, and Matsuoka to achieve improved performance. This ruling advances the scope of obviousness findings in advanced energy storage technology.
Zhuhai CosMX Battery Co., Ltd. v.Ningde Amperex Technology Ltd.
The PTAB granted institution for the petitioner's IPR challenge against U.S. Patent 12,015,118 B2, covering lithium-ion battery electrode structures. The Board found reasonable likelihood of prevailing on both anticipation (Ishigaki) and obviousness grounds over multiple prior art references.
Monolithic Power Systems, Inc. v.Greenthread, LLC
The PTAB instituted an IPR on claim 44 of Greenthread’s ’222 patent after finding a reasonable likelihood that Monolithic Power Systems would prevail, based on obviousness arguments over Onoda, Nishizawa, and Kawagoe.
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