US3383094A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotor blade locking means
Assignee: General Electric Co
•
Filing: 1967-01-19
•
Granted: 1968-05-14
•
Expires: 1987-01-19
Abstract
No abstract record available.
Inventors
- 👤 Charles W Diggs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:02
CPC Classifications
F; F01; F01D; F01D5/00; F01D5/30; F01D5/3023; F01D5/303; F01D5/3038; F01D5/32; Y; Y02; Y02T; Y02T50/00; Y02T50/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1371327A
Cited
US2199243A
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US2393447A
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GB659592A
Cited
US2781962A
Cited
US2994507A
Cited
US3053504A
Cited
US3216700A
Cited
US3252687A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-14 | 1971-11-13 | 1972-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-14 | 1975-11-13 | 1976-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-14 | 1979-11-13 | 1980-05-14 | $7700.00 | Window Closed / Lapsed |