Patent US3121391A successfully refreshed from Google Patents.
US3121391A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shot shell
Assignee: Individual
•
Filing: 1962-12-20
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Granted: 1964-02-18
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Expires: 1982-12-20
Abstract
No abstract record available.
Inventors
- 👤 Wendell M Young
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:13
CPC Classifications
F; F42; F42B; F42B7/00; F42B7/02; F42B7/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
220 words
IN A DEVICE OF THE CLASS DESCRIBED, (A) A CYLINDRICAL PRIMARY SHELL OF HIGH TENSILE STRENGTH HAVING AN OPEN FORWARD END AND A CLOSED REAR END, (B) A PRINTER CAP MOUNTED IN SAID REAR END, (C) A POWDER CHARGE IN SAID CLOSED REAR END ADJACENT SAID PRINTER CAP. (D) WADING IN THE INTERMEDIATE PORTION OF SAID PRIMARY SHELL, (E) A SECONDARY SHELL HAVING A CYLINDRICAL SIDE WALL TELESCOPICALLY RECEIVED WITHIN SAID PRIMARY SHELL, (F) SAID SECONDARY SHELL HAVING A CLOSED REAR WALL IN ENGAGEMENT WITH SAID WADDING AND A FORWARD END WHICH TERMINATES ADJACENT THE OPEN FORWARD END OF SAID PRIMARY SHELL, (G) SAID FORWARD END OF SAID SECOMDARY SHELL DEFINING A FORWARDLY OPENING V-SHAPED NOTCH HAVING AN APREX EXTENDING DIAMETRICALLY OF SAID SECONDARY SHELL, (H) SAID SECONDARY SHELL BEING FORMED FROM READILY FLEXIBLE MATERIAL AND HAVING ITS SIDE WALL FORMED TO PROVIDE AXIALLY EXTENDED DIAMETRICALLY OPPOSED PARTING SLITS WHICH EXTEND FROM THE APEX OF SAID NOTCH TO APPROXIMATELY SAID CLOSED REAR WALL, (I) PELLETIZED SHOT MATERIAL IN SAID SECONDARY SHELL, (J) AND A DISC-LIKE CLOSURE MEMBER TELESCOPICALLY RECEIVED IN THE OPEN FORWARD END OF SAID PRIMARY SHELL AND SEATED AGAINST THE FORWARD END PORTION OF SAID SECONDARY SHELL, (K) THE FORWARD END OF SAID PRIMARY SHELL BEING INWARDLY CRIMPED AND ENGAGING THE MARGINAL EDGE OF SAID DIS-LIKE CLOSURE MEMBER.
Claim 2
Dependent Claim
220 words
IN A DEVICE OF THE CLASS DESCRIBED, (A) A CYLINDRICAL PRIMARY SHELL OF HIGH TENSILE STRENGTH HAVING AN OPEN FORWARD END AND A CLOSED REAR END, (B) A PRINTER CAP MOUNTED IN SAID REAR END, (C) A POWDER CHARGE IN SAID CLOSED REAR END ADJACENT SAID PRINTER CAP. (D) WADING IN THE INTERMEDIATE PORTION OF SAID PRIMARY SHELL, (E) A SECONDARY SHELL HAVING A CYLINDRICAL SIDE WALL TELESCOPICALLY RECEIVED WITHIN SAID PRIMARY SHELL, (F) SAID SECONDARY SHELL HAVING A CLOSED REAR WALL IN ENGAGEMENT WITH SAID WADDING AND A FORWARD END WHICH TERMINATES ADJACENT THE OPEN FORWARD END OF SAID PRIMARY SHELL, (G) SAID FORWARD END OF SAID SECOMDARY SHELL DEFINING A FORWARDLY OPENING V-SHAPED NOTCH HAVING AN APREX EXTENDING DIAMETRICALLY OF SAID SECONDARY SHELL, (H) SAID SECONDARY SHELL BEING FORMED FROM READILY FLEXIBLE MATERIAL AND HAVING ITS SIDE WALL FORMED TO PROVIDE AXIALLY EXTENDED DIAMETRICALLY OPPOSED PARTING SLITS WHICH EXTEND FROM THE APEX OF SAID NOTCH TO APPROXIMATELY SAID CLOSED REAR WALL, (I) PELLETIZED SHOT MATERIAL IN SAID SECONDARY SHELL, (J) AND A DISC-LIKE CLOSURE MEMBER TELESCOPICALLY RECEIVED IN THE OPEN FORWARD END OF SAID PRIMARY SHELL AND SEATED AGAINST THE FORWARD END PORTION OF SAID SECONDARY SHELL, (K) THE FORWARD END OF SAID PRIMARY SHELL BEING INWARDLY CRIMPED AND ENGAGING THE MARGINAL EDGE OF SAID DIS-LIKE CLOSURE MEMBER.
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) | 1967-02-17 | 1967-08-19 | 1968-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-17 | 1971-08-19 | 1972-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-17 | 1975-08-19 | 1976-02-18 | $7700.00 | Window Closed / Lapsed |