US2876678A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rocket gun
Assignee: Individual
•
Filing: 1952-04-05
•
Granted: 1959-03-10
•
Expires: 1972-04-05
Abstract
No abstract record available.
Inventors
- 👤 Lyon George Albert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:15
CPC Classifications
F; F41; F41A; F41A9/00; F41A9/01; F41A9/24; F41A9/26; F41A9/27
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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GB191420275A
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US1215255A
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US1342358A
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US2426239A
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US2421752A
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US2503578A
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US2390688A
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US2587672A
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GB639712A
Cited
GB632599A
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US2450929A
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US2717534A
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US2485715A
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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) | 1962-03-09 | 1962-09-08 | 1963-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-09 | 1966-09-08 | 1967-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-09 | 1970-09-08 | 1971-03-10 | $7700.00 | Window Closed / Lapsed |