US3138920A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aircraft propulsion unit having a rotatable nose section
Assignee: Individual
•
Filing: 1961-03-06
•
Granted: 1964-06-30
•
Expires: 1981-03-06
Abstract
No abstract record available.
Inventors
- 👤 James B Reichert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:41
CPC Classifications
F; F02; F02C; F02C3/00; F02C3/04; F02C3/06; Y; Y02; Y02T; Y02T50/00; Y02T50/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
A PRIME MOVER FOR AXIAL MOVEMENT THROUGH THE ATMOSPHERE AND INCLUDING, A FRONT COMPRESSOR SECTION, A REAR TURBINE SECTION, AND AN INTERMEDIATE COMBUSTION SECTION, SAID ENTIRE COMPRESSOR SECTION HAVING AN EXTERIOR EXPOSED TO THE ATMOSPHERE AND BEING ROTATABLY SUPPORTED ADJACENT THE FRONT OF THE COMBUSTION SECTION AND HAVING A CIRCUMFERENTIALLY DISPOSED PERIPHERAL AIR SCOOP AT SAID EXTERIOR AND WITH ITS OPENING SUBSTANTIALLY PARALLEL WITH
Claim 2
Dependent Claim
64 words
A PRIME MOVER FOR AXIAL MOVEMENT THROUGH THE ATMOSPHERE AND INCLUDING, A FRONT COMPRESSOR SECTION, A REAR TURBINE SECTION, AND AN INTERMEDIATE COMBUSTION SECTION, SAID ENTIRE COMPRESSOR SECTION HAVING AN EXTERIOR EXPOSED TO THE ATMOSPHERE AND BEING ROTATABLY SUPPORTED ADJACENT THE FRONT OF THE COMBUSTION SECTION AND HAVING A CIRCUMFERENTIALLY DISPOSED PERIPHERAL AIR SCOOP AT SAID EXTERIOR AND WITH ITS OPENING SUBSTANTIALLY PARALLEL WITH
References Cited (Backward Citations)
US1359048A
Cited
US1753112A
Cited
US2702985A
Cited
US2413372A
Cited
US2434745A
Cited
DE802740C
Cited
US2877965A
Cited
US2876621A
Cited
US2850226A
Cited
US2959916A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-30 | 1967-12-30 | 1968-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-30 | 1971-12-30 | 1972-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-30 | 1975-12-30 | 1976-06-30 | $7700.00 | Window Closed / Lapsed |