US2754946A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power transmission
Assignee: Vickers Inc
•
Filing: 1950-12-13
•
Granted: 1956-07-17
•
Expires: 1970-12-13
Abstract
No abstract record available.
Inventors
- 👤 Philip H Trickey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 02:52
CPC Classifications
F; F16; F16D; F16D37/00; F16D37/02; F16D2037/004
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1338122A
Cited
US1940918A
Cited
US2575360A
Cited
US2549738A
Cited
US2541831A
Cited
US2519449A
Cited
US2603103A
Cited
US2643748A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-07-17 | 1960-01-16 | 1960-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-17 | 1964-01-16 | 1964-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-17 | 1968-01-16 | 1968-07-17 | $7700.00 | Window Closed / Lapsed |