US3019542A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cartridge magazine conversion
Assignee: Individual
•
Filing: 1958-06-13
•
Granted: 1962-02-06
•
Expires: 1978-06-13
Abstract
No abstract record available.
Inventors
- 👤 Atlee G Manthos
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:53
CPC Classifications
F; F41; F41A; F41A9/00; F41A9/61; F41A9/64; F41A9/65
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US989560A
Cited
US1246984A
Cited
US1350619A
Cited
US2386205A
Cited
US2586358A
Cited
US2655753A
Cited
US2642688A
Cited
US2765558A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-05 | 1965-08-07 | 1966-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-05 | 1969-08-07 | 1970-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-05 | 1973-08-07 | 1974-02-06 | $7700.00 | Window Closed / Lapsed |