Patent US2562928A successfully refreshed from Google Patents.
US2562928A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grenade
Assignee: Individual
•
Filing: 1945-10-10
•
Granted: 1951-08-07
•
Expires: 1965-10-10
Abstract
No abstract record available.
Inventors
- 👤 Lewis Bernard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:58
CPC Classifications
F; F42; F42C; F42C14/00; F42C14/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR525346A
Cited
FR741994A
Cited
FR747293A
Cited
US1894203A
Cited
US2095302A
Cited
US2069221A
Cited
US2185371A
Cited
FR863763A
Cited
US2405085A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-08-06 | 1955-02-05 | 1955-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-06 | 1959-02-05 | 1959-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-06 | 1963-02-05 | 1963-08-07 | $7700.00 | Window Closed / Lapsed |