US2811883A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wrench having nut ejector and springlatched nut-retaining socket
Assignee: Individual
•
Filing: 1956-04-11
•
Granted: 1957-11-05
•
Expires: 1976-04-11
Abstract
No abstract record available.
Inventors
- 👤 Cleaves Irving
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:37
CPC Classifications
B; B25; B25B; B25B23/00; B25B23/0057; B25B23/02; B25B23/08; B25B23/10; B25B23/105; B25B23/108
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1523022A
Cited
GB229489A
Cited
US1626730A
Cited
US1620960A
Cited
US2264573A
Cited
US2566673A
Cited
US2676506A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-11-04 | 1961-05-06 | 1961-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-11-04 | 1965-05-06 | 1965-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-11-04 | 1969-05-06 | 1969-11-05 | $7700.00 | Window Closed / Lapsed |