US3609904A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Extractable plastic cartridge
Assignee: Remington Arms Co LLC
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Filing: 1969-05-07
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Granted: 1971-10-05
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Expires: 1989-05-07
Abstract
Abstract A PORTION OF A DEFORMABLE CASING IS PERMANENTLY DEFORMED BY THE EXPLOSIVE GAS PRESSURE OF THE CARTRIDGE AT FIRING TO FORM RIM MEANS ON THE OUTER PERIPHERY THEREOF. THIS RIM MEANS ON THE OUTER FUNCTION AS A POSITIVE GAS SEAL, TO EXTRACT THE CARTRIDGE FROM THE CHAMBER, DEPENDING ON THE RECESS INTO WHICH THE RIM IS DEFORMED, AND/OR TO PREVENT THE CARTRIDGE CASING FROM BEING EXPLOSIVELY EXPELLED FROM THE CHAMBER.
Inventors
- 👤 John J Scanlon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:07
CPC Classifications
F; F41; F41A; F41A15/00; F41A15/04; F41A21/00; F41A21/12; F42; F42B; F42B5/00; F42B5/26; F42B5/30; F42B5/36; F42B7/00; F42B7/02; F42B7/06
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) | 1974-10-04 | 1975-04-05 | 1975-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-10-04 | 1979-04-05 | 1979-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-10-04 | 1983-04-05 | 1983-10-05 | $7700.00 | Window Closed / Lapsed |