US2543283A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Screw and nut driving tool
Assignee: Individual
•
Filing: 1949-01-15
•
Granted: 1951-02-27
•
Expires: 1969-01-15
Abstract
No abstract record available.
Inventors
- 👤 Frank Louis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:23
CPC Classifications
B; B25; B25B; B25B13/00; B25B13/02; B25B13/06; B25B23/00; B25B23/02; B25B23/08; B25B23/10; B25G; B25G1/00; B25G1/10; B25G1/105; B25G1/107
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US268460A
Cited
US1392810A
Cited
US1596317A
Cited
US1834945A
Cited
US2440854A
Cited
US2449167A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-02-26 | 1954-08-28 | 1955-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-26 | 1958-08-28 | 1959-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-26 | 1962-08-28 | 1963-02-27 | $7700.00 | Window Closed / Lapsed |