Patent US4829310A successfully refreshed from Google Patents.
Patent US2912222A successfully refreshed from Google Patents.
US2912222A
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Turbomachine blading and method of manufacture thereof
Assignee: General Electric Co
•
Filing: 1952-08-02
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Granted: 1959-11-10
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Expires: 1972-08-02
Abstract
No abstract record available.
Inventors
- 👤 Jr Gordon B Wilkes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:16
CPC Classifications
F; F01; F01D; F01D5/00; F01D5/30; F01D5/3023; F01D5/303; F01D5/3038; F01D11/00; F01D11/005; F01D11/006; F01D11/008; Y; Y02; Y02T; Y02T50/00; Y02T50/60; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49316; Y10T29/4932; Y10T29/49321
Claims Analysis
Total Claims: 0
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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) | 1962-11-09 | 1963-05-11 | 1963-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-09 | 1967-05-11 | 1967-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-09 | 1971-05-11 | 1971-11-10 | $7700.00 | Window Closed / Lapsed |