US3309994A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shot shell
Assignee: Individual
•
Filing: 1965-03-29
•
Granted: 1967-03-21
•
Expires: 1985-03-29
Abstract
No abstract record available.
Inventors
- 👤 Frederick A Lage
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 10:58
CPC Classifications
F; F42; F42B; F42B7/00; F42B7/02; F42B7/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
IN A SHOT SHELL, A SHOT SHELL CASING, A QUANTITY OF POWDER AT ONE END OF SAID SHOT SHELL CASING, A SHOT SLEEVE ADJACENT SAID POWDER AND SAID SHOT SLEEVE BEING CLOSED AT ONE END AND OPEN AT THE OPPOSITE END, SAID SHOT SLEEVE HAVING AN ANNULAR GROOVE FORMED IN THE EXTERNAL SURFACE THEREOF ADJACENT SAID CLOSED ONE END, SAID SHOT SLEEVE INCLUDING A SHOT WAD ADJACENT SAID CLOSED END; A QUANTITY
Claim 2
Dependent Claim
72 words
IN A SHOT SHELL, A SHOT SHELL CASING, A QUANTITY OF POWDER AT ONE END OF SAID SHOT SHELL CASING, A SHOT SLEEVE ADJACENT SAID POWDER AND SAID SHOT SLEEVE BEING CLOSED AT ONE END AND OPEN AT THE OPPOSITE END, SAID SHOT SLEEVE HAVING AN ANNULAR GROOVE FORMED IN THE EXTERNAL SURFACE THEREOF ADJACENT SAID CLOSED ONE END, SAID SHOT SLEEVE INCLUDING A SHOT WAD ADJACENT SAID CLOSED END; A QUANTITY
References Cited (Backward Citations)
US2232634A
Cited
FR1151613A
Cited
FR1186659A
Cited
US3147709A
Cited
US3217648A
Cited
US3221658A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-03-20 | 1970-09-19 | 1971-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-20 | 1974-09-19 | 1975-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-20 | 1978-09-19 | 1979-03-21 | $7700.00 | Window Closed / Lapsed |