US2651985A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve
Assignee: Garrett Corp
•
Filing: 1952-07-17
•
Granted: 1953-09-15
•
Expires: 1972-07-17
Abstract
No abstract record available.
Inventors
- 👤 Warstler Walter Herman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:12
CPC Classifications
B; B64; B64D; B64D13/00; B64D13/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2208554A
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US2224394A
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US2450881A
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US2463487A
Cited
US2461415A
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US2484848A
Cited
US2477005A
Cited
US2578026A
Cited
US2441008A
Cited
US2590330A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-09-14 | 1957-03-16 | 1957-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-14 | 1961-03-16 | 1961-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-14 | 1965-03-16 | 1965-09-15 | $7700.00 | Window Closed / Lapsed |