Patent Explorer

Browse, filter, and analyze 1 patents across global jurisdictions.

📥 Export to Excel (.xlsx) + Ingest New Patent
Patent Number Title Assignee Status Filing Date Grant Date Expires Remaining Claims Actions
US3503400A Urethral valve SVEN M OSTHAGEN Expired / Lapsed 1967-07-12 1970-03-31 1987-07-12 0.0 yrs 0