Patent US3307283A successfully refreshed from Google Patents.
US3307283A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Firearm grenade launcher
Assignee: Lake Erie Chemical Co
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Filing: 1965-09-29
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Granted: 1967-03-07
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Expires: 1985-09-29
Abstract
No abstract record available.
Inventors
- 👤 Wilbur C Cox
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 06:25
CPC Classifications
F; F41; F41C; F41C27/00; F41C27/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
A PROJECTILE LAUNCHER FOR MOUNTING ON THE BARREL OF A FIREARM COMPRISING (I) AN ELONGATED CYLINDRICALLY-SHAPED PROJECTILE SEATING FORWARD SECTION, (II) A CYLINDRICALLY-SHAPED MUZZLE MOUNTING REARWARD SECTION OF RESILIENT MATERIAL FIXEDLY JOINTED TO AND IN COAXIAL POSITION WITH SAID PROJECTILE SEATING SECTION, (III) A PLURALITY OF NARROW LONGITUDINALLY SLOTS EXTENDING A MAJORITY OF THE LENGTH OF SAID MUZZLE MOUNTING SECTION AND INTERSECTING THE END OF SAID MUZZLE MOUNTING SECTION REMOTE FROM ITS JUNCTION POINT WITH SAID PROJECTILE SEATING SECTION,
Claim 2
Dependent Claim
79 words
A PROJECTILE LAUNCHER FOR MOUNTING ON THE BARREL OF A FIREARM COMPRISING (I) AN ELONGATED CYLINDRICALLY-SHAPED PROJECTILE SEATING FORWARD SECTION, (II) A CYLINDRICALLY-SHAPED MUZZLE MOUNTING REARWARD SECTION OF RESILIENT MATERIAL FIXEDLY JOINTED TO AND IN COAXIAL POSITION WITH SAID PROJECTILE SEATING SECTION, (III) A PLURALITY OF NARROW LONGITUDINALLY SLOTS EXTENDING A MAJORITY OF THE LENGTH OF SAID MUZZLE MOUNTING SECTION AND INTERSECTING THE END OF SAID MUZZLE MOUNTING SECTION REMOTE FROM ITS JUNCTION POINT WITH SAID PROJECTILE SEATING SECTION,
References Cited (Backward Citations)
US2417721A
Cited
US2465836A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-03-06 | 1970-09-05 | 1971-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-06 | 1974-09-05 | 1975-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-06 | 1978-09-05 | 1979-03-07 | $7700.00 | Window Closed / Lapsed |