Christopher M. Kaiser
65 IP cases indexed. Covers patent matters.
Cases Presided Over
65 cases indexed | Page 1 of 3
Ascend Elements, Inc. v.Duesenfeld GmbH
Ascend Elements, Inc.'s petition against Duesenfeld GmbH's battery recycling patent was denied by the PTAB. The Board found that the Petitioner failed to demonstrate unpatentability based on obviousness or indefiniteness across all challenged claims.
Albany International Corp. v.Voith Patent GmbH
Albany International Corp. successfully instituted IPR proceedings against Voith Patent GmbH regarding patent number 11261566, challenging all 15 claims based on obviousness (103). The Board found sufficient evidence to support the Petitioner's arguments that combinations of prior art references render the claimed features predictable in textile manufacturing.
Clearwater Paper Corporation v.--
The PTAB granted institution of IPR for Clearwater Paper Corporation against Graphic Packaging International LLC, challenging claims related to biodegradable paper cups based on prior art references Cleveland and Nakagawa.
Innoscience America, Inc. et al. v.Infineon Technologies Austria AG
The PTAB denied Innoscience's petition to institute IPR against Infineon's 9,899,481 B2 patent covering compound semiconductor power components, finding no reasonable likelihood of success on any of the 17 challenged claims.
Berkshire Hathaway Energy Company et al. v.MES, Inc.
The PTAB instituted an inter partes review of MES’s 10,596,517 patent covering mercury‑removal sorbents after finding the petitioners’ obviousness and anticipation arguments credible.
Berkshire Hathaway Energy Company et al. v.MES, Inc.
Berkshire Hathaway Energy and Pacificorp’s IPRs against BirchTech were terminated for MidAmerican Energy after the parties settled, with the settlement agreement kept confidential.
Berkshire Hathaway Energy Company et al. v.MES, Inc.
The PTAB instituted an inter partes review of MES’s mercury‑removal patent after Berkshire Hathaway Energy demonstrated a reasonable likelihood of success on claims 1‑15 and 17‑30.
Berkshire Hathaway Energy Company et al. v.MES, Inc.
The PTAB terminated the IPR against WEC Energy Group after the parties settled, but the case remains open for Berkshire Hathaway Energy, MidAmerican Energy and PacifiCorp. The settlement agreement is treated as business‑confidential information.
Berkshire Hathaway Energy Company et al. v.MES, Inc.
The PTAB terminated the IPR against WEC Energy Group Inc. after the parties settled, while keeping the case alive for Berkshire Hathaway Energy and its affiliates.
Berkshire Hathaway Energy Company et al. v.MES, Inc.
Berkshire Hathaway Energy and Pacificorp continued their IPRs after MidAmerican Energy settled the dispute. The Board terminated the IPRs as to MidAmerican, treating the settlement as confidential, while leaving the remaining petitioners' cases open.
Berkshire Hathaway Energy Company et al. v.MES, Inc.
The PTAB instituted an inter partes review of MES, Inc.’s mercury‑removal patent after Berkshire Hathaway Energy demonstrated a reasonable likelihood of success on obviousness and anticipation grounds.
Berkshire Hathaway Energy Company et al. v.MES, Inc.
Berkshire Hathaway Energy and Pacificorp petitioned an IPR on BirchTech's patents. A settlement was reached with MidAmerican Energy, leading the Board to terminate the IPR for MidAmerican while keeping it open for the other petitioners.
Berkshire Hathaway Energy Company et al. v.MES, Inc.
The PTAB terminated the IPRs against BirchTech's patent as to WEC Energy Group following a settlement, but the case remains open for Berkshire Hathaway Energy and other petitioners.
Berkshire Hathaway Energy Company et al. v.MES, Inc.
Berkshire Hathaway Energy and Pacificorp settled their PTAB IPRs, leading to termination of the case for MidAmerican Energy while the dispute remains for the other petitioners.
Berkshire Hathaway Energy Company et al. v.MES, Inc.
The PTAB instituted an inter partes review of MES, Inc.'s 10,343,114 B2 mercury‑removal patent after Berkshire Hathaway Energy and affiliates demonstrated a reasonable likelihood of success on claims 1‑30, citing obviousness over multiple prior‑art references.
Shenzhen Tuozhu Technology Co., Ltd. et al. v.Stratasys, Inc. et al.
The PTAB institution decision found Petitioner's arguments of obviousness under 35 U.S.C. § 103 sufficiently meritorious to proceed. The Board specifically noted that Claim 1 was likely unpatentable over Mazumder and Mori, adopting the petitioner’s definition of ordinary skill in the art.
Shenzhen Tuozhu Technology Co., Ltd. et al. v.Stratasys, Inc. et al.
The PTAB decided to institute the IPR petition challenging Patent No. 9,421,713 B2 based on grounds of anticipation and obviousness in additive manufacturing. The Board found a reasonable likelihood that Claim 1 is unpatentable as anticipated by prior art (Boyer).
Entegris, Inc. v.Inpria Corporation
The PTAB instituted inter partes review of Entegris' challenge to Inpria's 11,673,903 patent covering high‑purity organotin compounds, finding a reasonable likelihood of unpatentability.
NJOY, Inc. v.JUUL Labs, Inc.
The PTAB denied NJOY's request to challenge JUUL's electronic cigarette patent (RE49114), finding that the Petitioner failed to meet the burden of showing a reasonable likelihood of prevailing on any claim.
TransCore, LP v.Hand Held Products, Inc.
TransCore and Hand Held Products settled their IPR dispute over patents 8,141,784; 8,919,654; and 10,452,968, leading the PTAB to terminate the proceedings before a trial was instituted.
Innoscience America, Inc. et al. v.Infineon Technologies Americas Corp.
The PTAB instituted the IPR challenge by Innoscience America against Infineon Technologies' patent covering semiconductor devices. The Board found a reasonable likelihood of anticipation for several claims over the prior art reference Usui, while also finding merit in the obviousness arguments.
Innoscience America, Inc. et al. v.Infineon Technologies Americas Corp.
The PTAB granted institution of IPR for Innoscience America against Infineon Technologies, challenging 16 claims related to merged cascode transistors. The Board found a reasonable likelihood of unpatentability based on prior art combinations.
Innoscience America, Inc. et al. v.Infineon Technologies Americas Corp.
The PTAB denied Innoscience America's petition to institute IPR against Infineon Technologies regarding patent 9070755. The Board found that factors favoring discretionary denial, such as overlap with a parallel ITC investigation, outweighed arguments for institution.
Menard, Inc. v.Signify Holdings B.V. et al.
The Final Written Decision found that most claims (1-7, 9-15, and 18-20) were unpatentable under § 103 based on prior art combinations. The Board affirmed the Petitioner's success in demonstrating obviousness over references like Chaimberg and Roberge for several claim groups. While some procedural issues regarding timeliness were resolved favorably for the Petitioner, the core finding was a rejection of broad claims due to anticipation and obviousness.
TransCore LP v.Hand Held Products, Inc.
TransCore and Hand Held Products entered a settlement that resolved all disputes over three patents. The parties jointly moved to terminate the IPRs, and the Board granted the termination and kept the settlement confidential.
CommScope Technologies LLC et al. v.Belden Canada ULC et al.
CommScope Technologies LLC successfully petitioned to institute IPR proceedings against Belden Canada ULC et al., challenging claims 1-30 of patent 11740423. The Board found a reasonable likelihood of success based primarily on the Fukui prior art, focusing on modular cassette configurations.
Ecto World, LLC d/b/a Demand Vape et al. v.RAI Strategic Holdings, Inc. et al.
The PTAB denied institution for the IPR challenge against RAI Strategic Holdings, Inc., citing efficiency concerns. The Board found that despite arguments regarding material error and prior art relevance, denying institution served the integrity of the system given the parallel ITC investigation.
Ecto World, LLC d/b/a Demand Vape et al. v.RAI Strategic Holdings, Inc. et al.
The PTAB denied Ecto World's petition to institute IPR against RAI Strategic Holdings regarding a tobacco-containing smoking article, citing the petitioner failed to demonstrate material error despite using previously presented prior art.
CISCO SYSTEMS, INC. et al. v.InfoExpress Inc.
The PTAB denied institution of IPR for Cisco and Fortinet against InfoExpress, finding no reasonable likelihood that the challenged claims of U.S. Patent No. 8,347,350 would be found obvious over prior art.
CommScope Technologies LLC et al. v.Belden Canada ULC et al.
CommScope Technologies LLC successfully convinced the PTAB that U.S. Patent No. 11,656,422 B2 is likely unpatentable over prior art references Fukui and Sedor. The Board instituted the IPR on all 47 challenged claims based on grounds of anticipation and obviousness.
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