US2867102A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible couplings for shafts
Assignee: T B WOOD'S SONS Co
•
Filing: 1956-02-13
•
Granted: 1959-01-06
•
Expires: 1976-02-13
Abstract
No abstract record available.
Inventors
- 👤 William A Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:07
CPC Classifications
F; F16; F16D; F16D3/00; F16D3/50; F16D3/72; F16D3/74; F16D3/54; F16D3/64; F16D3/68
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2560644A
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US2699656A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-05 | 1962-07-07 | 1963-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-05 | 1966-07-07 | 1967-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-05 | 1970-07-07 | 1971-01-06 | $7700.00 | Window Closed / Lapsed |