Patent US2968245A successfully refreshed from Google Patents.
US2968245A
Expired / Lapsed
US
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Spinning rocket
Assignee: North American Aviation Corp
•
Filing: 1953-08-28
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Granted: 1961-01-17
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Expires: 1973-08-28
Abstract
No abstract record available.
Inventors
- 👤 George P Sutton
- 👤 Albanese Philip
- 👤 John R Conyers
- 👤 Noel W Pion
- 👤 Herbert H Isaacs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:39
CPC Classifications
F; F42; F42B; F42B10/00; F42B10/02; F42B10/26; F42B10/28; F42B10/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE305160C
Cited
DE301298C
Cited
US1209611A
Cited
FR812680A
Cited
US2503269A
Cited
US2422721A
Cited
US2809584A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-17 | 1964-07-18 | 1965-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-17 | 1968-07-18 | 1969-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-17 | 1972-07-18 | 1973-01-17 | $7700.00 | Window Closed / Lapsed |