US2429569A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gear driven socket wrench
Assignee: Individual
•
Filing: 1943-11-06
•
Granted: 1947-10-21
•
Expires: 1963-11-06
Abstract
No abstract record available.
Inventors
- 👤 Edwin S Stewart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:32
CPC Classifications
B; B25; B25B; B25B17/00; B25B13/00; B25B13/46; B25B13/461; B25B13/467
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US644089A
Cited
US685544A
Cited
US877571A
Cited
US1299591A
Cited
US1295799A
Cited
US1333532A
Cited
US1489696A
Cited
US1628467A
Cited
GB264033A
Cited
US2139650A
Cited
FR840340A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-10-20 | 1951-04-21 | 1951-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-10-20 | 1955-04-21 | 1955-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-10-20 | 1959-04-21 | 1959-10-21 | $7700.00 | Window Closed / Lapsed |