US2950593A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compound engine
Assignee: Garrett Corp
•
Filing: 1954-11-22
•
Granted: 1960-08-30
•
Expires: 1974-11-22
Abstract
No abstract record available.
Inventors
- 👤 Rae Randolph Samuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 02:17
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/74; F02K9/78; F02C; F02C3/00; F02C3/04; F02C3/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US664958A
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US2411552A
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US2455845A
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US2531761A
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US2511385A
Cited
US2648317A
Cited
US2620625A
Cited
US2519624A
Cited
US2611239A
Cited
US2636343A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-30 | 1964-02-29 | 1964-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-30 | 1968-02-29 | 1968-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-30 | 1972-02-29 | 1972-08-30 | $7700.00 | Window Closed / Lapsed |