US3426980A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Double tuned nutation damper
Assignee: General Electric Co
•
Filing: 1966-01-05
•
Granted: 1969-02-11
•
Expires: 1986-01-05
Abstract
No abstract record available.
Inventors
- 👤 Gerard J Caggiano
- 👤 Robert C Wells
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:38
CPC Classifications
B; B64; B64G; B64G1/00; B64G1/22; B64G1/24; B64G1/38; B64G1/28; B64G1/281; B64G1/36; B64G1/363; Y; Y10; Y10T; Y10T74/00; Y10T74/12; Y10T74/1229; Y10T74/1257
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3145948A
Cited
US3270984A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-11 | 1972-08-12 | 1973-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-11 | 1976-08-12 | 1977-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-11 | 1980-08-12 | 1981-02-11 | $7700.00 | Window Closed / Lapsed |