US3359903A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plastic shotgun shell
Assignee: Individual
•
Filing: 1966-02-11
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Granted: 1967-12-26
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Expires: 1986-02-11
Abstract
No abstract record available.
Inventors
- 👤 Edward A Sobolewski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:53
CPC Classifications
F; F42; F42B; F42B5/00; F42B5/26; F42B5/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
A PLASTIC SHOTGUN SHELL, COMPRISING A DISC-SHAPED BASE HAVING OPPOSITE END FACES AND HAVNG A HOLE EXTENDING AXIALLY THERETHROUGH FOR RECEIVING A PRIMER CAP, A RELATIVELY THICK GENERALLY ANNULAR PORTION EXTENDING FROM ONE END FACE AND SURROUNDING SAID HOLE, SAID ANNULAR PORTION HAVING AN ANNULAR FLANGE AT THE END REMOVED FROM SAID ONE END FACE EXTENDING RADIALLY INTO SAID HOLE, SAID FLANGE HAVING A LIP AT THE END REMOVED FROM THE ANNULAR PORTION FOR ENGAGING AN INNER END OF SAID CAP AND FORMING A SEAL THEREWITH, AND A TUBULAR SIDE WALL HAVING ONE END CONNECTED INTEGRALLY WITH SAID ANNULAR PORTION, SAID SIDEWLL AND SAID ANNULAR PORTION DEFINING IN CROSS-SECTION AN ANNULAR GROOVE SURROUNDING SAID ANNULAR PORTION WITHIN SAID SIDE WALL, AND A PLURALITY OF SPACED FINS IN SAID GROOVE CONNECTED BETWEEN SAID ANNULAR PORTION AND SAID SIDEWALL DEFINING A PLURALITY OF RECESSES IN SAID GROOVE.
Claim 2
Dependent Claim
145 words
A PLASTIC SHOTGUN SHELL, COMPRISING A DISC-SHAPED BASE HAVING OPPOSITE END FACES AND HAVNG A HOLE EXTENDING AXIALLY THERETHROUGH FOR RECEIVING A PRIMER CAP, A RELATIVELY THICK GENERALLY ANNULAR PORTION EXTENDING FROM ONE END FACE AND SURROUNDING SAID HOLE, SAID ANNULAR PORTION HAVING AN ANNULAR FLANGE AT THE END REMOVED FROM SAID ONE END FACE EXTENDING RADIALLY INTO SAID HOLE, SAID FLANGE HAVING A LIP AT THE END REMOVED FROM THE ANNULAR PORTION FOR ENGAGING AN INNER END OF SAID CAP AND FORMING A SEAL THEREWITH, AND A TUBULAR SIDE WALL HAVING ONE END CONNECTED INTEGRALLY WITH SAID ANNULAR PORTION, SAID SIDEWLL AND SAID ANNULAR PORTION DEFINING IN CROSS-SECTION AN ANNULAR GROOVE SURROUNDING SAID ANNULAR PORTION WITHIN SAID SIDE WALL, AND A PLURALITY OF SPACED FINS IN SAID GROOVE CONNECTED BETWEEN SAID ANNULAR PORTION AND SAID SIDEWALL DEFINING A PLURALITY OF RECESSES IN SAID GROOVE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-12-25 | 1971-06-26 | 1971-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-25 | 1975-06-26 | 1975-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-25 | 1979-06-26 | 1979-12-26 | $7700.00 | Window Closed / Lapsed |