US3273334A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ramjet missile
Assignee: Individual
•
Filing: 1959-09-10
•
Granted: 1966-09-20
•
Expires: 1979-09-10
Abstract
No abstract record available.
Inventors
- 👤 Frank I Tanczos
- 👤 Davis Thomas
- 👤 Edward H Smith
- 👤 Ii James W Mullen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:37
CPC Classifications
F; F02; F02K; F02K7/00; F02K7/10; F02K7/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
A REACTIVE PROPULSION ENGINE COMPRISING A BODY SUITABLE FOR SUPERSONIC FLIGHT HAVING AN OGIVAL NOSE SECTION AND A CONVERGENT SHELTERED REAR SECTION WITH THE MAXIMUM CROSS-SECTIONAL AREA OF THE BODY DISPOSED AT THE JUNCTION OF SAID NOSE AND REAR SECTIONS AND NORMAL TO THE LONGITUDINAL AXIS OF THE BODY, SAID BODY BEING DEFINED ON THE UNDERSIDE THEREOF BY A PLURALITY OF INTERSECTING CONCAVE SURFACES OF REVOLUTION AND ON THE UPPER SIDE THEREOF BY A CONVEX SURFACE OF REVOLUTION INTERSECTING SAID CONCAVE SURFACES, AND MEASN DISPOSED WITHIN SAID SHELTERED REAR SECTION FOR SUPPLYING COMBUSTIBLE FUEL INTO THE AIRSTREAM DOWNSTREAM FROM SAID MAXIMUM CROSS-
Claim 2
Dependent Claim
102 words
A REACTIVE PROPULSION ENGINE COMPRISING A BODY SUITABLE FOR SUPERSONIC FLIGHT HAVING AN OGIVAL NOSE SECTION AND A CONVERGENT SHELTERED REAR SECTION WITH THE MAXIMUM CROSS-SECTIONAL AREA OF THE BODY DISPOSED AT THE JUNCTION OF SAID NOSE AND REAR SECTIONS AND NORMAL TO THE LONGITUDINAL AXIS OF THE BODY, SAID BODY BEING DEFINED ON THE UNDERSIDE THEREOF BY A PLURALITY OF INTERSECTING CONCAVE SURFACES OF REVOLUTION AND ON THE UPPER SIDE THEREOF BY A CONVEX SURFACE OF REVOLUTION INTERSECTING SAID CONCAVE SURFACES, AND MEASN DISPOSED WITHIN SAID SHELTERED REAR SECTION FOR SUPPLYING COMBUSTIBLE FUEL INTO THE AIRSTREAM DOWNSTREAM FROM SAID MAXIMUM CROSS-
References Cited (Backward Citations)
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Cited
US2735263A
Cited
FR805817A
Cited
GB570210A
Cited
US2547936A
Cited
US2540594A
Cited
US2796730A
Cited
US2880579A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |