Patent US2142174A successfully refreshed from Google Patents.
Patent US2676773A successfully refreshed from Google Patents.
Patent US1890213A successfully refreshed from Google Patents.
US1890213A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Open-ended reversible ratchet wrench
Assignee: HARRY R SINCLAIR
•
Filing: 1931-03-09
•
Granted: 1932-12-06
•
Expires: 1951-03-09
Abstract
No abstract record available.
Inventors
- 👤 Frederick S Cameron
- 👤 Allan B Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:11
CPC Classifications
B; B21; B21F; B21F15/00; Y; Y10; Y10T; Y10T74/00; Y10T74/15; Y10T74/1526; Y10T74/1553; Y10T74/1555; Y10T74/1556; Y10T74/1558; Y10T74/1577; Y10T74/1579
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1935-12-06 | 1936-06-06 | 1936-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-12-06 | 1940-06-06 | 1940-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-12-06 | 1944-06-06 | 1944-12-06 | $7700.00 | Window Closed / Lapsed |