US2903809A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cartridge magazine of aluminum or magnesium
Assignee: Fairchild Engine and Airplane Corp
•
Filing: 1956-02-21
•
Granted: 1959-09-15
•
Expires: 1976-02-21
Abstract
No abstract record available.
Inventors
- 👤 Eugene M Stoner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:58
CPC Classifications
F; F41; F41A; F41A9/00; F41A9/61; F41A9/64; F41A9/65
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US295563A
Cited
US505363A
Cited
US999387A
Cited
US1158981A
Cited
US1407633A
Cited
US2121792A
Cited
US2377661A
Cited
US2712705A
Cited
US2765558A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-14 | 1963-03-16 | 1963-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-14 | 1967-03-16 | 1967-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-14 | 1971-03-16 | 1971-09-15 | $7700.00 | Window Closed / Lapsed |