Patent US2655837A successfully refreshed from Google Patents.
US2655837A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic gun
Assignee: MELVIN M JOHNSON JR
•
Filing: 1947-09-16
•
Granted: 1953-10-20
•
Expires: 1967-09-16
Abstract
No abstract record available.
Inventors
- 👤 Melvin M Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:39
CPC Classifications
F; F41; F41A; F41A9/00; F41A9/29
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US319596A
Cited
US600066A
Cited
US643118A
Cited
US682230A
Cited
US1357857A
Cited
US1335487A
Cited
US1854064A
Cited
US2047596A
Cited
US2146743A
Cited
US2173837A
Cited
US2345077A
Cited
US2405207A
Cited
US2397501A
Cited
US2411979A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-10-19 | 1957-04-20 | 1957-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-19 | 1961-04-20 | 1961-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-19 | 1965-04-20 | 1965-10-20 | $7700.00 | Window Closed / Lapsed |