US2998552A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solenoid construction used in fuel valves
Assignee: General Controls Co
•
Filing: 1957-07-08
•
Granted: 1961-08-29
•
Expires: 1977-07-08
Abstract
No abstract record available.
Inventors
- 👤 William A Ray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:14
CPC Classifications
H; H01; H01F; H01F7/00; H01F7/06; H01F7/08; H01F7/10; H01F7/12; H01F7/1205; H01F7/16; H01F7/1607; H01F7/1638
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2735047A
Cited
GB191009496A
Cited
FR651479A
Cited
FR692963A
Cited
US2181423A
Cited
US2358828A
Cited
US2661022A
Cited
US2612188A
Cited
US2651744A
Cited
US2650617A
Cited
US2858487A
Cited
US2856569A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-28 | 1965-02-27 | 1965-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-28 | 1969-02-27 | 1969-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-28 | 1973-02-27 | 1973-08-29 | $7700.00 | Window Closed / Lapsed |