Patent 12195773

Litigation summary

Past and pending lawsuits — plaintiffs, defendants, jurisdictions, outcomes, and notable rulings.

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PTAB activity (1)

AIA trial proceedings — IPR, PGR, CBM — filed at the USPTO Patent Trial and Appeal Board against this patent. Sourced directly from the PTAB Trial API.

1 active
  • PGR2025-00053PGRfiled Jun 6, 2025vs. Merck Sharp & Dohme LLCTrial Instituted

Cached for 24 hours. Status strings are sourced verbatim from the PTAB API; the colored badge is our heuristic classification.

Cases on file (2)

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Specific litigation cases in our database that name US patent 12195773. The free-form analysis below may also discuss cases beyond this list.

Litigation summary

Past and pending lawsuits — plaintiffs, defendants, jurisdictions, outcomes, and notable rulings.

✓ Generated

Known litigation involving US patent 12195773 includes the following cases:

1. Post-Grant Review (PGR) at the Patent Trial and Appeal Board (PTAB)

  • Case Number: PGR2025-00053
  • Plaintiff(s): Not explicitly stated, but the "Petitioner" is Unified Patents.
  • Defendant(s): Halozyme Inc (current assignee of the patent).
  • Jurisdiction: Patent Trial and Appeal Board (PTAB)
  • Filing Date: Not explicitly stated, but "filed" is indicated for PGR2025-00053. The filing year is 2025.
  • Outcome or Current Status: Pending - Instituted.

2. US District Court Case in New Jersey

  • Case Number: 2:25-cv-03179
  • Plaintiff(s): Not explicitly stated in the provided snippet, but this is typically an infringement suit brought by the patent owner, Halozyme Inc.
  • Defendant(s): Not explicitly stated in the provided snippet.
  • Jurisdiction: New Jersey District Court
  • Filing Date: Not explicitly stated, but the case was "filed" in 2025 as part of the case number (2:25-cv-03179).
  • Outcome or Current Status: The status is not explicitly stated beyond "US case filed".

Generated 5/16/2026, 6:48:01 PM