Patent US3233546A successfully refreshed from Google Patents.
US3233546A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shotshell design
Assignee: Remington Arms Co LLC
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Filing: 1964-01-30
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Granted: 1966-02-08
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Expires: 1984-01-30
Abstract
No abstract record available.
Inventors
- 👤 Donald S Foote
- 👤 Justin H Whipple
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:36
CPC Classifications
F; F42; F42B; F42B7/00; F42B7/02; F42B7/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
159 words
A SHOTSHELL COMPRISING A THICK-WALLED PLASTIC SHOTSHELL CASING, SAID CASING HAVING AN OPEN-ENDED MOUTH AT ONE END AND A HEAD AT THE OPPOSITE END THEREOF, A COMBINATION SHOT CONTAINER-CLOSURE CUSHIONING MEANS HAVING A LOWER CYLINDRICAL SECTION INCLUDING A CUSHIONING MEANS WHICH IS INSERTED WITHIN THE OPEN-ENDED CASING MOUTH TO INTERFERENCE FIT THE INSIDE DIAMETER OF THE THICK-WALLED SHOTSHELL CASING, AND A CLOSURE PORTION ATTACHED TO SAID LOWER CYLINDRICAL SECTION AND PROJECTING FORWARDLY OF SAID CASING, SAID LOWER CYLINDRICAL SECTION AND CLOSURE PORTION DEFINING A CAVITY THEREIN IN WHICH A PLURALITY OF SHOT PELLETS ARE POSITIONED SO THAT THE MAJOR PORTION OF THE PELLETS ARE LOCATED OUTSIDE OF THE CASING MOUTH PRIOR TO FIRING, SAID THICK-WALLED PLASTIC SHOTSHELL CASING HAVING A WALL THICKNESS OF AT LEAST ABOUT .080" SO THAT THE CENTEROF-GRAVITY OF THE EMPTY SHOTSHELL IS LOCATED APPROXIMATELY .500" OR GREATER FROM THE REAR END OF THE SHELL HEAD IN ORDER TO FACILITATE FIRED SHELL EJECTION FROM AUTOMATIC SHOTGUNS.
Claim 2
Dependent Claim
159 words
A SHOTSHELL COMPRISING A THICK-WALLED PLASTIC SHOTSHELL CASING, SAID CASING HAVING AN OPEN-ENDED MOUTH AT ONE END AND A HEAD AT THE OPPOSITE END THEREOF, A COMBINATION SHOT CONTAINER-CLOSURE CUSHIONING MEANS HAVING A LOWER CYLINDRICAL SECTION INCLUDING A CUSHIONING MEANS WHICH IS INSERTED WITHIN THE OPEN-ENDED CASING MOUTH TO INTERFERENCE FIT THE INSIDE DIAMETER OF THE THICK-WALLED SHOTSHELL CASING, AND A CLOSURE PORTION ATTACHED TO SAID LOWER CYLINDRICAL SECTION AND PROJECTING FORWARDLY OF SAID CASING, SAID LOWER CYLINDRICAL SECTION AND CLOSURE PORTION DEFINING A CAVITY THEREIN IN WHICH A PLURALITY OF SHOT PELLETS ARE POSITIONED SO THAT THE MAJOR PORTION OF THE PELLETS ARE LOCATED OUTSIDE OF THE CASING MOUTH PRIOR TO FIRING, SAID THICK-WALLED PLASTIC SHOTSHELL CASING HAVING A WALL THICKNESS OF AT LEAST ABOUT .080" SO THAT THE CENTEROF-GRAVITY OF THE EMPTY SHOTSHELL IS LOCATED APPROXIMATELY .500" OR GREATER FROM THE REAR END OF THE SHELL HEAD IN ORDER TO FACILITATE FIRED SHELL EJECTION FROM AUTOMATIC SHOTGUNS.
References Cited (Backward Citations)
US225463A
Cited
US3099958A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-07 | 1969-08-09 | 1970-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-07 | 1973-08-09 | 1974-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-07 | 1977-08-09 | 1978-02-08 | $7700.00 | Window Closed / Lapsed |