US2900856A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power driven wrench with reverse rotation limiting means
Assignee: Borg Warner Corp
•
Filing: 1957-05-07
•
Granted: 1959-08-25
•
Expires: 1977-05-07
Abstract
No abstract record available.
Inventors
- 👤 Dale E Maier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 05:05
CPC Classifications
B; B25; B25B; B25B23/00; B25B23/14; B25B21/00; B25B21/002
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2734412A
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US2736219A
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US2602664A
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US2552840A
Cited
US2616323A
Cited
US2651228A
Cited
US2760393A
Cited
US2786379A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-24 | 1963-02-23 | 1963-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-24 | 1967-02-23 | 1967-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-24 | 1971-02-23 | 1971-08-25 | $7700.00 | Window Closed / Lapsed |