US2651327A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid filled expansible chamber
Assignee: General Electric Co
•
Filing: 1946-03-30
•
Granted: 1953-09-08
•
Expires: 1966-03-30
Abstract
No abstract record available.
Inventors
- 👤 Thomas E Larkin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 07:53
CPC Classifications
G; G05; G05D; G05D16/00; G05D16/04; G05D16/06; G05D16/0616; G05D16/0619; F; F02; F02D; F02D9/00; F02D2700/00; F02D2700/02; F02D2700/0217; F02D2700/0225; F02D2700/0246
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1313877A
Cited
US1252535A
Cited
US1508391A
Cited
US1579635A
Cited
US1918699A
Cited
FR834242A
Cited
US2333401A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-09-07 | 1957-03-09 | 1957-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-07 | 1961-03-09 | 1961-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-07 | 1965-03-09 | 1965-09-08 | $7700.00 | Window Closed / Lapsed |