US2981061A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gyroscopic stabilizer for rocket
Assignee: Individual
•
Filing: 1959-07-03
•
Granted: 1961-04-25
•
Expires: 1979-07-03
Abstract
No abstract record available.
Inventors
- 👤 Robert W Lilligren
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:27
CPC Classifications
F; F42; F42B; F42B15/00; F42B15/01; G; G05; G05D; G05D1/00; G05D1/08; G05D1/0808; Y; Y10; Y10T; Y10T74/00; Y10T74/12; Y10T74/1282
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-24 | 1964-10-24 | 1965-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-24 | 1968-10-24 | 1969-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-24 | 1972-10-24 | 1973-04-25 | $7700.00 | Window Closed / Lapsed |