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Patent US2682967A successfully refreshed from Google Patents.
US2682967A
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US
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Cartridge
Assignee: MARISON Co
•
Filing: 1950-06-21
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Granted: 1954-07-06
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Expires: 1970-06-21
Abstract
No abstract record available.
Inventors
- 👤 Robert H Hill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:30
CPC Classifications
A; A62; A62C; A62C13/00; A62C13/003; F; F16; F16K; F16K13/00; F16K13/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR15163E
Cited
FR562403A
Cited
US1920127A
Cited
US1974254A
Cited
US2077872A
Cited
US2129465A
Cited
US2353254A
Cited
US2436364A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-07-05 | 1958-01-04 | 1958-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-07-05 | 1962-01-04 | 1962-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-07-05 | 1966-01-04 | 1966-07-06 | $7700.00 | Window Closed / Lapsed |