US2122003A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cartridge holding device
Assignee: Individual
•
Filing: 1936-09-24
•
Granted: 1938-06-28
•
Expires: 1956-09-24
Abstract
No abstract record available.
Inventors
- 👤 Leonard W Cooper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:20
CPC Classifications
F; F41; F41A; F41A9/00; F41A9/82; F41A9/83; F41A9/84; F42; F42B; F42B39/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1941-06-27 | 1941-12-27 | 1942-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-06-27 | 1945-12-27 | 1946-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-06-27 | 1949-12-27 | 1950-06-28 | $7700.00 | Window Closed / Lapsed |