US1958660A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric control for fluid containers
Assignee: Eclipse Aviation Corp
•
Filing: 1933-01-20
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Granted: 1934-05-15
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Expires: 1953-01-20
Abstract
No abstract record available.
Inventors
- 👤 William R Frazer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:04
CPC Classifications
F; F17; F17C; F17C13/00; F17C13/02; F17C2201/00; F17C2201/01; F17C2201/0104; F17C2201/0109; F17C2203/00; F17C2203/06; F17C2203/0602; F17C2203/0612; F17C2203/0626; F17C2203/0629; F17C2203/0634; F17C2203/0636; F17C2205/00; F17C2205/03; F17C2205/0302; F17C2205/0311; F17C2205/0317; F17C2205/0323; F17C2205/0329; F17C2223/00; F17C2223/01; F17C2223/0146; F17C2223/0153; F17C2223/03; F17C2223/033; F17C2227/00; F17C2227/03; F17C2227/0302; F17C2227/0304; F17C2227/0367; F17C2227/0369; F17C2227/0376; F17C2227/0379; F17C2250/00; F17C2250/06; F17C2250/0605; F17C2250/0636; Y; Y10; Y10S; Y10S60/00; Y10S60/911
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1937-05-14 | 1937-11-13 | 1938-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1941-05-14 | 1941-11-13 | 1942-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1945-05-14 | 1945-11-13 | 1946-05-15 | $7700.00 | Window Closed / Lapsed |