US2983118A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aligned anti-friction shaft coupling
Assignee: Individual
•
Filing: 1958-06-17
•
Granted: 1961-05-09
•
Expires: 1978-06-17
Abstract
No abstract record available.
Inventors
- 👤 John R Wicoff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:50
CPC Classifications
F; F16; F16D; F16D3/00; F16D3/16; F16D3/20; F16D3/22; F16D3/223; F16D3/226; F16D3/227; F16D2003/22303; F16D2003/22326; F16D2300/00; F16D2300/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1225478A
Cited
US1675065A
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US1861364A
Cited
GB377761A
Cited
US2099848A
Cited
US2453964A
Cited
US2441052A
Cited
US2783626A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-08 | 1964-11-07 | 1965-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-08 | 1968-11-07 | 1969-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-08 | 1972-11-07 | 1973-05-09 | $7700.00 | Window Closed / Lapsed |