US2630741A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for the launching of rockets from airplanes
Assignee: ROBERT
•
Filing: 1946-11-13
•
Granted: 1953-03-10
•
Expires: 1966-11-13
Abstract
No abstract record available.
Inventors
- 👤 Robert Roger
- 👤 Matge Pierre
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:12
CPC Classifications
F; F41; F41F; F41F3/00; F41F3/04; F41F3/06; F41A; F41A9/00; F41A9/01; F41A9/03; F41A9/61; F41A9/64; F41A9/77
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR458694A
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FR503812A
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US1277942A
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US1413694A
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DE308574C
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GB175574A
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US1564926A
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US1805360A
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US1879340A
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US2451522A
Cited
GB573735A
Cited
US2440634A
Cited
US2528945A
Cited
US2440723A
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US2451745A
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US2450951A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-09 | 1956-09-08 | 1957-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-09 | 1960-09-08 | 1961-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-09 | 1964-09-08 | 1965-03-10 | $7700.00 | Window Closed / Lapsed |