Patent US2496710A successfully refreshed from Google Patents.
US2496710A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel controlling apparatus for longitudinally movable combustion chambers
Assignee: DANIEL AND FLORENCE GUGGENHEIM
•
Filing: 1946-02-14
•
Granted: 1950-02-07
•
Expires: 1966-02-14
Abstract
No abstract record available.
Inventors
- 👤 Esther C Goddard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:39
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/42; F02K9/60; F02K9/62; F02K9/64; F02K9/44; F02K9/56; Y; Y10; Y10S; Y10S60/00; Y10S60/915
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US866330A
Cited
US1291032A
Cited
US1369672A
Cited
FR625104A
Cited
US1820154A
Cited
US1929778A
Cited
US1842446A
Cited
CH156785A
Cited
DE636723C
Cited
US2111315A
Cited
US2103274A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-02-06 | 1953-08-08 | 1954-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-06 | 1957-08-08 | 1958-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-06 | 1961-08-08 | 1962-02-07 | $7700.00 | Window Closed / Lapsed |