Patent US3261795A successfully refreshed from Google Patents.
US2493949A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wrench having manually closed spring-opened pivoted jaws
Assignee: Individual
•
Filing: 1946-12-10
•
Granted: 1950-01-10
•
Expires: 1966-12-10
Abstract
No abstract record available.
Inventors
- 👤 Donahue Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:04
CPC Classifications
B; B25; B25B; B25B13/00; B25B13/10; B25B13/28; B25B13/32; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18888; Y10T74/1892; Y10T74/1896
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US588110A
Cited
US716202A
Cited
US760582A
Cited
US1056478A
Cited
US1204208A
Cited
US1282044A
Cited
US1496619A
Cited
US1742767A
Cited
US2240556A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-01-09 | 1953-07-11 | 1954-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-01-09 | 1957-07-11 | 1958-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-01-09 | 1961-07-11 | 1962-01-10 | $7700.00 | Window Closed / Lapsed |