Arctic
Invent
Case Registry
Dashboard
Case Explorer
Back to Explorer
Update Case Entry
Manually curate individual case documents inside the PostgreSQL engine.
Case Lawsuit Title
*
Case / Trial ID Number
Jurisdiction Code
*
us
in
upc
eu
Category
*
Patent
Trademark
Copyright
Design
Filing Date
Decision Verdict Date
Court / Tribunal
Bench / Panel Judges
Petitioner / Claimant (Plaintiff)
Merck Sharp & Dohme LLC
Respondent / Defendant
Halozyme, Inc. et al.
Dispute Summary
Merck’s petition reply contends that Halozyme’s hyaluronidase enzyme patent fails the written‑description and enablement requirements of 35 U.S.C. §112(a). The company argues the disclosed genus is too broad and impossible to enable without undue experimentation.
Outcome / Ruling
Verdict Document PDF URL
Full text judgment
Cancel
Update Case