Patent US4402097A successfully refreshed from Google Patents.
Patent US3345948A successfully refreshed from Google Patents.
US3345948A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Projectile
Assignee: Individual
•
Filing: 1965-08-03
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Granted: 1967-10-10
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Expires: 1985-08-03
Abstract
No abstract record available.
Inventors
- 👤 John W Sarvis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:04
CPC Classifications
F; F42; F42B; F42B10/00; F42B10/32; F42B10/38; F42B10/40
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
A PROJECTILE COMPRISING A BODY HAVING AN OUTER SURFACE OF REVOLUTION WITH A TAPERED FORWARD END AND A NOSE PORTION SECURED TO SAID PROJECTILE FORWARD END, CAVITY MEANS WITHIN SAID PROJECTILE ALINGED WITH A LONGITUDINAL AXIS THEREOF, A GAS PRODUCING CHARGE WITHIN SAID CAVITY, PASSAGE MEANS FOR DIRECTING GASES EMITTED FROM SAID CHARGE REARWARDLY FROM SAID TAPERED FORWARD END AND RADIALLY OUTWARDLY FROM SAID LONGITUDINAL AXIS, SAID MEANS INCLUDING A CIRCUMFERENTIAL SURFACE ON A REARWARD END OF SAID NOSE PORTION AND A SECOND CIRCUMFERENTIAL SURFACE ON SAID TAPERED BODY FORWARD END, SAID CIRCUMERENTIAL SURFACES STRUCTURALLY CORRELATED TO DEFINE A NOZZLE AT SAID OUTER SURFACE OF REVOLUTION, AND IGNITION MEANS RESPONSIVE TO A PRESCRIBED INERTIAL FORCE RESULTING FROM AN INITIAL ACCELERATION OF SAID PROJECTILE, SAID IGNITION MEANS BEING LOCATED IN SAID CAVITY FORWARDLY OF SAID CHARGE.
Claim 2
Dependent Claim
135 words
A PROJECTILE COMPRISING A BODY HAVING AN OUTER SURFACE OF REVOLUTION WITH A TAPERED FORWARD END AND A NOSE PORTION SECURED TO SAID PROJECTILE FORWARD END, CAVITY MEANS WITHIN SAID PROJECTILE ALINGED WITH A LONGITUDINAL AXIS THEREOF, A GAS PRODUCING CHARGE WITHIN SAID CAVITY, PASSAGE MEANS FOR DIRECTING GASES EMITTED FROM SAID CHARGE REARWARDLY FROM SAID TAPERED FORWARD END AND RADIALLY OUTWARDLY FROM SAID LONGITUDINAL AXIS, SAID MEANS INCLUDING A CIRCUMFERENTIAL SURFACE ON A REARWARD END OF SAID NOSE PORTION AND A SECOND CIRCUMFERENTIAL SURFACE ON SAID TAPERED BODY FORWARD END, SAID CIRCUMERENTIAL SURFACES STRUCTURALLY CORRELATED TO DEFINE A NOZZLE AT SAID OUTER SURFACE OF REVOLUTION, AND IGNITION MEANS RESPONSIVE TO A PRESCRIBED INERTIAL FORCE RESULTING FROM AN INITIAL ACCELERATION OF SAID PROJECTILE, SAID IGNITION MEANS BEING LOCATED IN SAID CAVITY FORWARDLY OF SAID CHARGE.
References Cited (Backward Citations)
US1450579A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-09 | 1971-04-10 | 1971-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-09 | 1975-04-10 | 1975-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-09 | 1979-04-10 | 1979-10-10 | $7700.00 | Window Closed / Lapsed |