US2845676A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Release mechanism with manual and power actuation
Assignee: Eastern Rotorcraft Corp
•
Filing: 1954-04-15
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Granted: 1958-08-05
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Expires: 1974-04-15
Abstract
No abstract record available.
Inventors
- 👤 Huber John Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:36
CPC Classifications
B; B64; B64D; B64D17/00; B64D17/22; B64D17/30; B64D17/32; A; A44; A44B; A44B11/00; A44B11/02; A44B11/06; A44B11/12; A44B11/14; B60; B60R; B60R22/00; B60R22/32; B64D25/00; B64D25/08; B64D25/10; Y; Y10; Y10T; Y10T24/00; Y10T24/45; Y10T24/45225; Y10T24/45466; Y10T24/45602; Y10T24/45623; Y10T24/45639; Y10T24/45644
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US842482A
Cited
FR696795A
Cited
US2489984A
Cited
US2453139A
Cited
US2667376A
Cited
US2579319A
Cited
US2665163A
Cited
US2689697A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-04 | 1962-02-03 | 1962-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-04 | 1966-02-03 | 1966-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-04 | 1970-02-03 | 1970-08-05 | $7700.00 | Window Closed / Lapsed |