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US2961927A
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Rocket launching systems
Assignee: Brevets Aero Mecaniques SA
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Filing: 1956-10-03
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Granted: 1960-11-29
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Expires: 1976-10-03
Abstract
No abstract record available.
Inventors
- 👤 Dufour Georges
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:51
CPC Classifications
F; F41; F41F; F41F3/00; F41F3/04; E; E05; E05C; E05C17/00; E05C17/02; E05C17/04; E05C17/12; E05C17/20; E05C17/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR863443A
Cited
US2356413A
Cited
US2481910A
Cited
FR974679A
Cited
US2660506A
Cited
DE932348C
Cited
FR1102333A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-29 | 1964-05-30 | 1964-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-29 | 1968-05-30 | 1968-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-29 | 1972-05-30 | 1972-11-29 | $7700.00 | Window Closed / Lapsed |