US3011309A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Single chamber dual thrust rocket motor
Assignee: Imperial Chemical Industries Ltd
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Filing: 1959-12-22
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Granted: 1961-12-05
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Expires: 1979-12-22
Abstract
No abstract record available.
Inventors
- 👤 Carter John Michael Minden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:08
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/97; F02K9/978; F02K9/80; F02K9/86; H; H02; H02H; H02H7/00; H02H7/10; H02H7/12; H02H7/1209
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) | 1964-12-04 | 1965-06-05 | 1965-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-04 | 1969-06-05 | 1969-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-04 | 1973-06-05 | 1973-12-05 | $7700.00 | Window Closed / Lapsed |