US2865481A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid operated friction clutch with cushion
Assignee: Individual
•
Filing: 1953-11-30
•
Granted: 1958-12-23
•
Expires: 1973-11-30
Abstract
No abstract record available.
Inventors
- 👤 Teramala Piero Mariano Giri De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 01:36
CPC Classifications
F; F16; F16D; F16D25/00; F16D25/06; F16D25/062; F16D25/063; F16D25/0632
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1270794A
Cited
US2164865A
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DE726652C
Cited
US2576336A
Cited
US2543252A
Cited
US2575765A
Cited
US2529423A
Cited
DE819186C
Cited
US2684742A
Cited
US2645135A
Cited
US2766864A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-22 | 1962-06-23 | 1962-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-22 | 1966-06-23 | 1966-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-22 | 1970-06-23 | 1970-12-23 | $7700.00 | Window Closed / Lapsed |