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Patent US2501143A successfully refreshed from Google Patents.
US2501143A
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US
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Cartridge feeding mechanism
Assignee: AUTOYRE Co
•
Filing: 1946-07-17
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Granted: 1950-03-21
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Expires: 1966-07-17
Abstract
No abstract record available.
Inventors
- 👤 Roy S Sanford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 22:30
CPC Classifications
F; F41; F41A; F41A9/00; F41A9/37; F41A9/29; F41A9/30; F41A9/31
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2366395A
Cited
US2395211A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-03-20 | 1953-09-19 | 1954-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-03-20 | 1957-09-19 | 1958-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-03-20 | 1961-09-19 | 1962-03-21 | $7700.00 | Window Closed / Lapsed |