US2953156A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel transfer system
Assignee: RTX Corp
•
Filing: 1957-08-28
•
Granted: 1960-09-20
•
Expires: 1977-08-28
Abstract
No abstract record available.
Inventors
- 👤 Paul M Bryant
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:17
CPC Classifications
B; B64; B64D; B64D37/00; B64D37/02; B64D37/14; B64D37/16; B60; B60K; B60K15/00; B60K15/03; B60K15/077; B64C; B64C27/00; B64C27/04; B64D37/20; B64D37/22; F; F02; F02M; F02M37/00; F02M37/02; F02M37/025; B60K15/03177; B60K2015/03105; B60K2015/03118; B60K2015/03138; B60K2015/03144; B60K2015/03236; F02M37/0047; F02M37/007; F02M37/0076; F02M37/0088; Y; Y10; Y10T; Y10T137/00; Y10T137/4673; Y10T137/4807; Y10T137/4824; Y10T137/8593; Y10T137/85978; Y10T137/86131; Y10T137/86139; Y10T137/86187; Y10T137/86228
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR656741A
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DE692452C
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US2300332A
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US2361747A
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US2530357A
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US2821993A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-09-20 | 1964-03-21 | 1964-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-20 | 1968-03-21 | 1968-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-20 | 1972-03-21 | 1972-09-20 | $7700.00 | Window Closed / Lapsed |