Jeffrey N. Fredman
110 IP cases indexed. Covers patent matters.
Cases Presided Over
110 cases indexed | Page 2 of 4
Imperative Care, Inc. v.Inari Medical, Inc. et al.
The PTAB instituted an inter partes review of Inari Medical’s U.S. Patent 12,016,580 covering intravascular embolism treatment devices after finding Imperative Care’s obviousness arguments sufficiently promising.
Imperative Care, Inc. v.Inari Medical, Inc. et al.
The PTAB granted institution of an IPR against Inari Medical’s 12,016,580 hemostasis valve patent, finding a reasonable likelihood that Imperative Care will prevail on at least one of the nine challenged claims.
Imperative Care, Inc. v.Inari Medical, Inc. et al.
The PTAB has instituted an inter partes review of Inari Medical’s hemostasis valve patent after finding Imperative Care’s likelihood of success sufficient. All nine claims are now under trial.
ITM Isotope Technologies Munich SE v.The Johns Hopkins University et al.
ITM Isotope Technologies and Johns Hopkins University settled their dispute over U.S. Patent 12,115,233, leading the PTAB to terminate the post‑grant review before institution.
Merck Sharp & Dohme LLC v.Halozyme, Inc. et al.
Merck Sharp & Dohme LLC successfully petitioned the PTAB to challenge Halozyme's PH20 polypeptide claims under 35 U.S.C. § 112 for lack of written description and enablement. The Board instituted the petition, finding that the specification broadly defines a 'modified PH20 polypeptide' but lacked sufficient examples to support the vast scope of multiply-substituted variants claimed.
Merck Sharp & Dohme LLC v.Halozyme, Inc. et al.
Merck Sharp & Dohme LLC successfully petitioned to institute IPR against Halozyme, Inc.'s patent (12195773) based on grounds of enablement and obviousness. The Board found it likely that the claims defining a vast genus of modified polypeptides are unpatentable due to insufficient disclosure regarding solubility and activity prediction.
Imperative Care, Inc. v.Inari Medical, Inc. et al.
The PTAB held that all nine claims of Inari Medical’s hemostasis valve patent are unpatentable, finding anticipation and obviousness over Schaffer and combinations with Hartley, Eller, and Garrison.
Imperative Care, Inc. v.Inari Medical, Inc. et al.
The PTAB has instituted an inter partes review of Inari Medical’s hemostasis valve patent after finding Imperative Care’s petition shows a reasonable likelihood of success. The review will cover claims 1‑9 and is based on anticipation and obviousness grounds over Schaffer, Hartley, and Eller references.
Imperative Care, Inc. v.Inari Medical, Inc. et al.
Imperative Care secured institution of an IPR against Inari Medical’s hemostasis‑valve patent covering claims 1‑9. The Board found a reasonable likelihood of unpatentability based on anticipation and obviousness over Schaffer and related references.
Imperative Care, Inc. v.Inari Medical, Inc. et al.
The PTAB denied Imperative Care's petition to institute an IPR against Inari Medical's embolism‑treatment patent, finding no reasonable likelihood of success on any of the 31 challenged claims.
Imperative Care, Inc. v.Inari Medical, Inc. et al.
The PTAB institution decision in this IPR found that the petitioner met its burden of showing a reasonable likelihood of prevailing on at least claim 1. The dispute centers on obviousness (35 U.S.C. § 103) regarding medical devices used for aspirating clot material from blood vessels.
Imperative Care, Inc. v.Inari Medical, Inc. et al.
In an IPR, the PTAB held that all nine claims of Inari Medical’s hemostasis valve patent are unpatentable under §§102 and 103, finding the petitioner’s anticipation and obviousness arguments persuasive.
Imperative Care, Inc. v.Inari Medical, Inc. et al.
The PTAB denied Imperative Care’s petition to review Inari Medical’s 11,744,691 patent covering catheter‑based embolism removal. The Board found the petitioner had not shown a reasonable likelihood of prevailing on any of the 31 challenged claims.
Imperative Care, Inc. v.Inari Medical, Inc. et al.
Imperative Care secured institution of an IPR against Inari Medical’s hemostasis‑valve patent, covering claims 1‑9, on grounds of anticipation and obviousness.
Imperative Care, Inc. v.Inari Medical, Inc. et al.
The PTAB instituted an inter partes review of Inari Medical’s 11,697,011 hemostasis valve patent after Imperative Care demonstrated a reasonable likelihood of unpatentability on claims 1‑9.
Imperative Care, Inc. v.Inari Medical, Inc. et al.
The PTAB instituted an inter partes review of Inari Medical’s 11,554,005 patent covering a vacuum aspiration system with hemostasis valve. Petitioner Imperative Care showed a reasonable likelihood of prevailing on at least one claim, especially claim 1, based on obviousness over Garrison, Schaffer and other references.
Imperative Care, Inc. v.Inari Medical, Inc. et al.
Imperative Care successfully met the institution burden in its IPR against Inari Medical's '333 patent, establishing a reasonable likelihood of prevailing on key claims. The Board found that combining prior art references like Laub and Garrison renders the claimed thromboembolism treatment systems obvious under 103.
Merck Sharp & Dohme LLC v.Halozyme, Inc. et al.
Merck Sharp & Dohme LLC challenged Halozyme, Inc.'s patent on hyaluronidase polypeptides under grounds of enablement and obviousness. The PTAB granted institution, finding the claims cover a vast genus that requires undue experimentation to fully enable.
Merck Sharp & Dohme LLC v.Halozyme, Inc. et al.
Merck Sharp & Dohme LLC successfully challenged Halozyme, Inc.'s '618 patent on grounds of enablement and obviousness regarding modified PH20 polypeptides. The PTAB adopted a functional claim construction requiring hyaluronidase activity for the claimed genus.
GE Healthcare Ltd. et al. v.The Johns Hopkins University et al.
GE Healthcare and Johns Hopkins University jointly moved to terminate IPR2025-00808 concerning patent 11,938,201. The Board granted the motion, ending the proceeding without prejudice and allowing future filing.
Imperative Care, Inc. v.Inari Medical, Inc. et al.
The PTAB instituted an inter partes review of Inari Medical’s 11,697,012 patent covering hemostasis valves after finding Imperative Care’s petition shows a reasonable likelihood of success on at least one claim.
Imperative Care, Inc. v.Inari Medical, Inc. et al.
The PTAB has instituted inter partes review on all 15 claims of Inari Medical’s embolism‑treatment patent after finding Imperative Care’s obviousness arguments sufficiently persuasive.
Imperative Care, Inc. v.Inari Medical, Inc. et al.
The PTAB has instituted an inter partes review of Inari Medical’s ’291 hemostasis valve patent after finding Imperative Care’s petition shows a reasonable likelihood of success. All 16 challenged claims are now under review.
Imperative Care, Inc. v.Inari Medical, Inc. et al.
The PTAB instituted an inter partes review of Inari Medical’s hemostasis valve patent after finding Imperative Care’s likelihood of success on at least one claim. All nine claims are now under review.
Imperative Care, Inc. v.Inari Medical, Inc. et al.
The PTAB held that all nine claims of Inari Medical’s hemostasis‑valve patent are unpatentable, finding anticipation by Schaffer and obviousness over combinations with Hartley, Eller and Garrison. The decision hinges on the Board’s construction that the claimed filament must be flexible, which the prior art does not disclose.
Imperative Care, Inc. v.Inari Medical, Inc. et al.
The PTAB granted Imperative Care’s petition to institute inter partes review of Inari Medical’s hemostasis‑valve patent, finding a reasonable likelihood of unpatentability for claims 1‑9.
Imperative Care, Inc. v.Inari Medical, Inc. et al.
The PTAB denied Imperative Care's petition to institute an IPR against Inari Medical's embolism‑treatment patent, finding no reasonable likelihood of unpatentability. The petition relied on anticipation and obviousness over Garrison and other references, but lacked sufficient particularity.
Imperative Care, Inc. v.Inari Medical, Inc. et al.
The PTAB held that Imperative Care proved all nine claims of Inari Medical’s 11,697,011 B2 hemostasis valve patent are unpatentable, finding the term “filament” must be flexible and that the prior art renders the claims obvious.
Imperative Care, Inc. v.Inari Medical, Inc. et al.
The PTAB decided to institute trial on all challenged claims of the '921 patent, despite preliminary evidence not supporting anticipation over Schaffer. The Board adopted a broad definition of 'filament' but ultimately found that the claim language required flexibility based on intrinsic and extrinsic teachings.
CSPC Megalith Biopharmaceutical Co., Ltd. et al. v.Shanghai Miracogen Inc. et al.
CSPC Megalith Biopharmaceutical Co., Ltd. successfully argued obviousness over Wei, Liu, and Leanna in an IPR proceeding against Shanghai Miracogen Inc. The Board found a reasonable likelihood of success on multiple claims, leading to the institution of the case for trial.
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