US2931039A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cartridge firing apparatus
Assignee: Olin Corp
•
Filing: 1955-08-29
•
Granted: 1960-04-05
•
Expires: 1975-08-29
Abstract
No abstract record available.
Inventors
- 👤 Robert W Henning
- 👤 Marsh Roger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:38
CPC Classifications
B; B25; B25C; B25C1/00; B25C1/08; B25C1/10; B25C1/12; B25C1/123; B25C1/16; B25C1/163; F; F16; F16B; F16B19/00; F16B19/14; F41; F41A; F41A15/00; F41A15/04; F42; F42B; F42B5/00; F42B5/26; F42B5/32
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US17644A
Cited
US43851A
Cited
US1397418A
Cited
US2263941A
Cited
US2378735A
Cited
US2397572A
Cited
US2699006A
Cited
DE922994C
Cited
FR1073899A
Cited
SE149829C1
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-05 | 1963-10-05 | 1964-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-05 | 1967-10-05 | 1968-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-05 | 1971-10-05 | 1972-04-05 | $7700.00 | Window Closed / Lapsed |