Patent US3313208A successfully refreshed from Google Patents.
US3313208A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid propellant for small caliber gun
Assignee: Individual
•
Filing: 1953-03-25
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Granted: 1967-04-11
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Expires: 1973-03-25
Abstract
No abstract record available.
Inventors
- 👤 Jr Edward G Dorsey
- 👤 Bernard A Niemeier
- 👤 Eugene T Fleischauer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:47
CPC Classifications
F; F41; F41A; F41A1/00; F41A1/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
A GUN COMPRISING A BREECH CASING, A BARREL AFFIXED TO SAID CASING, A PROJECTILE IN SAID CASING AND ALIGNED WITH THE SAID BARREL, A PROPELLANT COMPRISING AN OXIDANT AND A FUEL, SAID OXIDANT AND SAID FUEL CONTAINED IN SEPARATE CHAMBERS FORMED IN SAID GUN, MEANS INCLUDING A PASSAGE TO ADMIT A PREDETERMINED QUANTITY OF FUEL INTO THE OXIDANT CHAMBER, A PASSAGE TO ADMIT A QUANTITY OF OXIDANT INTO THE FUEL CHAMBER TO PRESSURIZE EACH SAID FUEL AND OXIDANT
Claim 2
Dependent Claim
78 words
A GUN COMPRISING A BREECH CASING, A BARREL AFFIXED TO SAID CASING, A PROJECTILE IN SAID CASING AND ALIGNED WITH THE SAID BARREL, A PROPELLANT COMPRISING AN OXIDANT AND A FUEL, SAID OXIDANT AND SAID FUEL CONTAINED IN SEPARATE CHAMBERS FORMED IN SAID GUN, MEANS INCLUDING A PASSAGE TO ADMIT A PREDETERMINED QUANTITY OF FUEL INTO THE OXIDANT CHAMBER, A PASSAGE TO ADMIT A QUANTITY OF OXIDANT INTO THE FUEL CHAMBER TO PRESSURIZE EACH SAID FUEL AND OXIDANT
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) | 1970-04-10 | 1970-10-10 | 1971-04-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-10 | 1974-10-10 | 1975-04-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-10 | 1978-10-10 | 1979-04-11 | $7700.00 | Window Closed / Lapsed |