US2592415A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cartridge loading device
Assignee: Individual
•
Filing: 1949-07-28
•
Granted: 1952-04-08
•
Expires: 1969-07-28
Abstract
No abstract record available.
Inventors
- 👤 Grogan Austin Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:01
CPC Classifications
F; F41; F41A; F41A9/00; F41A9/82; F41A9/83; F41A9/84
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US325666A
Cited
US549710A
Cited
US635121A
Cited
AT60350B
Cited
US1899813A
Cited
US2138914A
Cited
US2397291A
Cited
US2477806A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-08 | 1955-10-08 | 1956-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-08 | 1959-10-08 | 1960-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-08 | 1963-10-08 | 1964-04-08 | $7700.00 | Window Closed / Lapsed |