US2578726A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compressed gas bomb
Assignee: Individual
•
Filing: 1945-10-12
•
Granted: 1951-12-18
•
Expires: 1965-10-12
Abstract
No abstract record available.
Inventors
- 👤 Moore Howard Roswald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:38
CPC Classifications
F; F42; F42B; F42B12/00; F42B12/02; F42B12/36; F42B12/46; F42B12/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB189100365A
Cited
US1298097A
Cited
GB172580A
Cited
US1610274A
Cited
US1751659A
Cited
GB405645A
Cited
US2083709A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-12-17 | 1955-06-18 | 1955-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-17 | 1959-06-18 | 1959-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-17 | 1963-06-18 | 1963-12-18 | $7700.00 | Window Closed / Lapsed |