US2614418A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Torque wrench
Assignee: KELLER TOOL CO
•
Filing: 1947-05-14
•
Granted: 1952-10-21
•
Expires: 1967-05-14
Abstract
No abstract record available.
Inventors
- 👤 Ernest H Shaff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:08
CPC Classifications
B; B25; B25B; B25B13/00; B25B13/02; B25B13/06; B25B23/00; B25B23/14; B25B23/1405; B25B13/46; B25B13/461; B25B13/462; B25B13/463; B25B21/00; B25B23/141
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1394089A
Cited
US1398116A
Cited
US2006913A
Cited
US1970179A
Cited
US2176928A
Cited
US2179724A
Cited
US2320023A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-10-21 | 1956-04-21 | 1956-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-21 | 1960-04-21 | 1960-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-21 | 1964-04-21 | 1964-10-21 | $7700.00 | Window Closed / Lapsed |