US2901899A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Slip clutch
Assignee: Unisys Corp
•
Filing: 1958-04-24
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Granted: 1959-09-01
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Expires: 1978-04-24
Abstract
No abstract record available.
Inventors
- 👤 Richard K Berky
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 01:34
CPC Classifications
A; A01; A01B; A01B61/00; A01B61/02; A01B61/025; F; F16; F16D; F16D7/00; F16D7/02; F16D7/024; F16D7/025; F16D7/027
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-31 | 1963-03-02 | 1963-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-31 | 1967-03-02 | 1967-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-31 | 1971-03-02 | 1971-09-01 | $7700.00 | Window Closed / Lapsed |