US3279319A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Floatable rocket launcher
Assignee: Individual
•
Filing: 1964-06-19
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Granted: 1966-10-18
•
Expires: 1984-06-19
Abstract
No abstract record available.
Inventors
- 👤 Joseph W Semonian
- 👤 Gary T Pursel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:08
CPC Classifications
F; F41; F41F; F41F3/00; F41F3/04; F41F3/07; F41A; F41A1/00; F41A1/08; F41A1/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
143 words
A DEVICE FOR ELIMINATING LAUNCH TUBE RECOIL IN A FLOATABLE ROCKET LAUNCHER USING A LAUNCHING TUBE COMPRISING: A LAUNCHING TUBE SEALED AT ITS UPPER END BY A FRANGIBLE DIAPHRAGM AND OPEN AT ITS LOWER END; A PISTON ASSEMBLY DETACHABLY SUPPORTED IN THE LOWER PORTION OF SAID LAUNCHING TUBE; A ROCKET IN SAID LAUNCHING TUBE SUPPORTED BY AND DETACHABLY CONNECTED TO SAID PISTON ASSEMBLY; SPACING MEANS MAINTAINING SAID ROCKET CENTRALLY DISPOSED IN SAID LAUNCHING TUBE; AND MEANS INTERMEDIATE THE ENDS OF THE LAUNCHING TUBE FOR ADMITTING WATER INTO SAID LAUNCHING TUBE TO A LEVEL SUFFICIENT TO FLOAT THE LAUNCHING TUBE, ROCKET AND PISTON ASSEMBLY IN AN UPRIGHT ATTITUDE; SAID PISTON ASSEMBLY SEPARATING AND CONFINING ROCKET EXHAUST GASES IN THE LAUNCHING TUBE UPON FIRING OF SAID ROCKET; SO THAT THE GASES EMANATING FROM SAID ROCKET WILL PROPEL PORTIONS OF SAID PISTON ASSEMBLY IN OPPOSITE DI-
Claim 2
Independent Claim
143 words
A DEVICE FOR ELIMINATING LAUNCH TUBE RECOIL IN A FLOATABLE ROCKET LAUNCHER USING A LAUNCHING TUBE COMPRISING: A LAUNCHING TUBE SEALED AT ITS UPPER END BY A FRANGIBLE DIAPHRAGM AND OPEN AT ITS LOWER END; A PISTON ASSEMBLY DETACHABLY SUPPORTED IN THE LOWER PORTION OF SAID LAUNCHING TUBE; A ROCKET IN SAID LAUNCHING TUBE SUPPORTED BY AND DETACHABLY CONNECTED TO SAID PISTON ASSEMBLY; SPACING MEANS MAINTAINING SAID ROCKET CENTRALLY DISPOSED IN SAID LAUNCHING TUBE; AND MEANS INTERMEDIATE THE ENDS OF THE LAUNCHING TUBE FOR ADMITTING WATER INTO SAID LAUNCHING TUBE TO A LEVEL SUFFICIENT TO FLOAT THE LAUNCHING TUBE, ROCKET AND PISTON ASSEMBLY IN AN UPRIGHT ATTITUDE; SAID PISTON ASSEMBLY SEPARATING AND CONFINING ROCKET EXHAUST GASES IN THE LAUNCHING TUBE UPON FIRING OF SAID ROCKET; SO THAT THE GASES EMANATING FROM SAID ROCKET WILL PROPEL PORTIONS OF SAID PISTON ASSEMBLY IN OPPOSITE DI-
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) | 1969-10-17 | 1970-04-18 | 1970-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-17 | 1974-04-18 | 1974-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-17 | 1978-04-18 | 1978-10-18 | $7700.00 | Window Closed / Lapsed |