US2964112A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Co-ordinator for fuel flow and propellor governor control
Assignee: Individual
•
Filing: 1956-02-09
•
Granted: 1960-12-13
•
Expires: 1976-02-09
Abstract
No abstract record available.
Inventors
- 👤 Gunberg Harry Waldemar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 11:58
CPC Classifications
B; B64; B64C; B64C11/00; B64C11/30; B64C11/305; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20012; Y10T74/20201; Y10T74/20576; Y10T74/20582; Y10T74/2063
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2336844A
Cited
US2435037A
Cited
US2500811A
Cited
US2612226A
Cited
US2628684A
Cited
GB649671A
Cited
US2851113A
Cited
US2664166A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-13 | 1964-06-13 | 1964-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-13 | 1968-06-13 | 1968-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-13 | 1972-06-13 | 1972-12-13 | $7700.00 | Window Closed / Lapsed |