US2830479A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gear operated wrench
Assignee: Individual
•
Filing: 1957-02-11
•
Granted: 1958-04-15
•
Expires: 1977-02-11
Abstract
No abstract record available.
Inventors
- 👤 William C Finn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:57
CPC Classifications
B; B25; B25B; B25B17/00; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19502; Y10T74/19516
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1970721A
Cited
US2466456A
Cited
US2501217A
Cited
US2482387A
Cited
US2532027A
Cited
US2629278A
Cited
CH304110A
Cited
US2672065A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-04-14 | 1961-10-14 | 1962-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-14 | 1965-10-14 | 1966-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-14 | 1969-10-14 | 1970-04-15 | $7700.00 | Window Closed / Lapsed |