US2979306A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid drive mechanism
Assignee: Individual
•
Filing: 1956-11-16
•
Granted: 1961-04-11
•
Expires: 1976-11-16
Abstract
No abstract record available.
Inventors
- 👤 Maye Edward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:43
CPC Classifications
F; F16; F16H; F16H61/00; F16H61/38; F16H61/40; F16H61/46; F16H61/47
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US101725A
Cited
US525121A
Cited
US622013A
Cited
US649541A
Cited
CH27868A
Cited
US906425A
Cited
US1016199A
Cited
US1073824A
Cited
US1354209A
Cited
US1368869A
Cited
FR524775A
Cited
US1648092A
Cited
US1926692A
Cited
US2257108A
Cited
US2676497A
Cited
US2678106A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-10 | 1964-10-10 | 1965-04-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-10 | 1968-10-10 | 1969-04-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-10 | 1972-10-10 | 1973-04-11 | $7700.00 | Window Closed / Lapsed |