Patent US3450050A successfully refreshed from Google Patents.
US3450050A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Salvo squeezebore projectiles
Assignee: Colts Inc
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Filing: 1961-08-04
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Granted: 1969-06-17
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Expires: 1981-08-04
Abstract
No abstract record available.
Inventors
- 👤 Russell S Robinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:56
CPC Classifications
F; F42; F42B; F42B5/00; F42B5/02; F42B5/03; F42B5/035; F41; F41A; F41A21/00; F41A21/16; F42B12/00; F42B12/02; F42B12/36; F42B12/56; F42B12/58; F42B12/62; F42B14/00; F42B14/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
A PROJECTILE ASSEMBLY FOR USE IN SQUEEZEBORE FIREARMS COMPRISING, A PLURALITY OF COAXIALLY ARRANGED SUBPROJECTILES EACH HAVING AN AXIALLY DISPOSED BODY AND A RADIALLY EXTENDING DEFORMABLE ANNULAR FLANGE, MEANS ON THE FLANGE OF EACH OF SAID SUBPROJECTILES FOR SEALINGLY ENGAGING THE SQUEEZEBORE OF A FIREARM TO PROVIDE A HERMETICALLY SEALED DEFORMABLE CAVITY BETWEEN EACH PAIR OF ADJACENT SUBPROJECTILES, AND A READILY DEFORMABLE MATERIAL IN EACH OF SAID CAVITIES TO EFFECT SEPARATION OF ADJACENT SUBPROJECTILES UPON DEFORMATION OF SAID CAVITIES AS SAID ASSEMBLY IS RADIALLY SQUEEZED IN SAID SQUEEZEBORE.
Claim 2
Dependent Claim
88 words
A PROJECTILE ASSEMBLY FOR USE IN SQUEEZEBORE FIREARMS COMPRISING, A PLURALITY OF COAXIALLY ARRANGED SUBPROJECTILES EACH HAVING AN AXIALLY DISPOSED BODY AND A RADIALLY EXTENDING DEFORMABLE ANNULAR FLANGE, MEANS ON THE FLANGE OF EACH OF SAID SUBPROJECTILES FOR SEALINGLY ENGAGING THE SQUEEZEBORE OF A FIREARM TO PROVIDE A HERMETICALLY SEALED DEFORMABLE CAVITY BETWEEN EACH PAIR OF ADJACENT SUBPROJECTILES, AND A READILY DEFORMABLE MATERIAL IN EACH OF SAID CAVITIES TO EFFECT SEPARATION OF ADJACENT SUBPROJECTILES UPON DEFORMATION OF SAID CAVITIES AS SAID ASSEMBLY IS RADIALLY SQUEEZED IN SAID SQUEEZEBORE.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-16 | 1972-12-16 | 1973-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-16 | 1976-12-16 | 1977-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-16 | 1980-12-16 | 1981-06-17 | $7700.00 | Window Closed / Lapsed |