Judge Profile

Grace Karaffa

71 IP cases indexed. Covers patent matters.

Cases Presided Over

71 cases indexed | Page 3 of 3

patent denied

Cargill, Incorporated v.Bunge Loders Croklaan USA, LLC

· IPR2024-01360

Cargill's request for rehearing was denied after the PTAB previously denied institution of IPR against Bunge Loders Croklaan USA regarding a vegetable fat composition patent. The Board found that Cargill’s arguments relied on hindsight bias, specifically in selecting prior art examples to meet claimed triglyceride ranges.

patent denied

Cargill, Incorporated v.Bunge Loders Croklaan USA, LLC

· IPR2024-01360

The PTAB denied institution of an IPR challenge brought by Cargill against Bunge Loders Croklaan regarding vegetable fat composition claims. The Board found that the petitioner failed to overcome obviousness grounds, specifically rejecting arguments based on hindsight bias when converting prior art data.

patent instituted

Padagis US LLC et al. v.Neurelis, Inc.

· IPR2025-00464

Padagis US LLC successfully petitioned to challenge Neurelis, Inc.'s nasal drug formulations patent (8895546) under 35 U.S.C. § 103. The PTAB institution decision allows Padagis to proceed with the unpatentability arguments against all 22 claims.

patent instituted

Padagis US LLC et al. v.Neurelis, Inc.

· IPR2025-00465

Padagis US LLC successfully challenged claims 1-18 of Neurelis, Inc.'s patent under grounds of obviousness (103) and lack of written description (102). The Board found a reasonable likelihood that the invention is unpatentable, based on combining prior art references Gwozdz and Meezan.

patent

Kohler Co. v.Delta Faucet Company et al.

· IPR2024-00700

The PTAB issued an order extending by 30 days the deadline to issue a decision on remand in the IPR between Kohler and Delta Faucet over U.S. Patent 10,393,363. The extension is justified by the volume of grounds and claims raised in the parties' briefs.

patent terminated or settled

Recycled Plastics Industries, LLC et al. v.Tangent Technologies LLC et al.

· IPR2024-00898

Recycled Plastics Industries and Tangent Technologies settled their dispute over U.S. Patent 10,981,350 B1, prompting the PTAB to terminate the IPR before it was instituted.

patent all challenged claims upheld

Samsung Electronics Co., Ltd. et al. v.Molecular Rebar Design, LLC

· IPR2025-00359

Samsung’s IPR challenge to Molecular Rebar Design’s lithium‑ion battery patent was rejected; the Board found no unpatentable claims after concluding the petitioner’s obviousness arguments were unsupported.

patent instituted

Samsung Electronics Co., Ltd. et al. v.Molecular Rebar Design, LLC

· IPR2025-00356

The PTAB instituted an inter partes review of Samsung's challenge to claims 1‑8 of U.S. Patent 8,808,909 and granted Samsung’s motion to join the earlier IPR filed by LG Energy Solution, consolidating the disputes.

patent all challenged claims unpatentable

Samsung Electronics Co., Ltd. et al. v.Molecular Rebar Design, LLC

· IPR2025-00358

Samsung successfully challenged all 16 claims of Molecular Rebar Design’s ’282 patent covering carbon‑nanotube binders for batteries. The Board found the claims obvious over prior art and adopted a construction that “discrete” does not require non‑attachment.

patent terminated or settled

SIG Sauer Inc. v.True Velocity, Inc.

· IPR2025-00861

SIG SAUER and True Velocity settled their IPR dispute over patent 8,561,543, leading the Board to dismiss the proceeding before trial.

patent mixed - some claims cancelled, some upheld

uPI Semiconductor Inc. v.Force MOS Technology Co. Ltd.

· IPR2025-00920

The PTAB found claims 1 and 3–5 of Force MOS’s 7,812,409 patent unpatentable as obvious over Kobayashi and Hshieh, while claims 2 and 6 remained patentable.

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