US3004700A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Turbine engine casing
Assignee: General Electric Co
•
Filing: 1959-08-18
•
Granted: 1961-10-17
•
Expires: 1979-08-18
Abstract
No abstract record available.
Inventors
- 👤 Warren Robert Evans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:21
CPC Classifications
F; F01; F01D; F01D9/00; F01D9/02; F01D9/04; F01D9/042; F01D25/00; F01D25/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2445661A
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US2510606A
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GB660383A
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US2638743A
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US2755064A
Cited
US2722373A
Cited
US2716563A
Cited
US2771622A
Cited
US2766963A
Cited
US2801075A
Cited
US2765114A
Cited
US2741454A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-10-16 | 1965-04-17 | 1965-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-16 | 1969-04-17 | 1969-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-16 | 1973-04-17 | 1973-10-17 | $7700.00 | Window Closed / Lapsed |