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
US2423243A Two-speed drive mechanism Jones and Lamson Machine Co Expired / Lapsed 1943-06-28 1947-07-01 1963-06-28 0.0 yrs 0