Patent US2983121A successfully refreshed from Google Patents.
US2983121A
Expired / Lapsed
US
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Torque control means
Assignee: Individual
•
Filing: 1957-11-27
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Granted: 1961-05-09
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Expires: 1977-11-27
Abstract
No abstract record available.
Inventors
- 👤 George R Naas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:55
CPC Classifications
F; F16; F16D; F16D7/00; F16D7/04; F16D7/06; F16D7/08; H; H02; H02K; H02K49/00; H02K49/10; H02K49/104
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2587712A
Cited
DE937859C
Cited
US2683362A
Cited
US2708110A
Cited
US2806366A
Cited
US2802354A
Cited
GB780057A
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 |