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US1968293A
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Fuel feed system
Assignee: ECONOMY ELECTRIC DEVICES Co
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Filing: 1933-02-18
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Granted: 1934-07-31
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Expires: 1953-02-18
Abstract
No abstract record available.
Inventors
- 👤 Lawrence E Gould
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 17:34
CPC Classifications
G; G01; G01F; G01F9/00; G01F9/006; Y; Y10; Y10T; Y10T137/00; Y10T137/2931; Y10T137/3003; Y10T137/3009; Y10T137/3084; Y10T137/309; Y10T137/3099; Y10T137/7287; Y10T137/7303; Y10T137/7313; Y10T137/7323; Y10T137/7358; Y10T137/7423; Y10T137/7426; Y10T137/8593; Y10T137/86292; Y10T137/86324
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) | 1937-07-30 | 1938-01-29 | 1938-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1941-07-30 | 1942-01-29 | 1942-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1945-07-30 | 1946-01-29 | 1946-07-31 | $7700.00 | Window Closed / Lapsed |