US2861557A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic timer
Assignee: Motors Liquidation Co
•
Filing: 1956-12-12
•
Granted: 1958-11-25
•
Expires: 1976-12-12
Abstract
No abstract record available.
Inventors
- 👤 Richard C Stolte
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:54
CPC Classifications
F; F01; F01L; F01L1/00; F01L1/34; F01L1/344; F01L1/3442
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1987307A
Cited
US1957181A
Cited
US1980379A
Cited
US2072474A
Cited
US2121560A
Cited
US2162243A
Cited
US2057354A
Cited
US2159017A
Cited
FR841286A
Cited
US2785668A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-24 | 1962-05-26 | 1962-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-24 | 1966-05-26 | 1966-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-24 | 1970-05-26 | 1970-11-25 | $7700.00 | Window Closed / Lapsed |