US3275013A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High gain pure fluid amplifier
Assignee: Bowles Engineering Corp
•
Filing: 1963-08-13
•
Granted: 1966-09-27
•
Expires: 1983-08-13
Abstract
No abstract record available.
Inventors
- 👤 John R Colston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:17
CPC Classifications
F; F15; F15C; F15C1/00; F15C1/14; Y; Y10; Y10T; Y10T137/00; Y10T137/206; Y10T137/2229; Y10T137/2251; Y10T137/2262
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
A PURE FLUID AMPLIFIER COMPRISING A POWER NOZZLE HAVING AN ORIFICE FOR ISSUING A CONSTRICTED POWER STREAM THEREFROM, A CHAMBER POSITIONED DOWNSTREAM OF SAID POWER NOZZLE FOR RECEIVING THE POWER STREAM, OUTPUT MEANS POSITIONED DOWNSTREAM OF SAID CHAMBER FOR RECEIVING FLUID THEREFROM, A CONTROL NOZZLE HAVING AN ORIFICE FOR ISSUING A SECOND STREAM IN INTERACTING RELATIONSHIP WITH THE POWER STREAM SO AS TO EFFECT DISPLACEMENT THEREOF RELATIVE TO SAID
Claim 2
Dependent Claim
69 words
A PURE FLUID AMPLIFIER COMPRISING A POWER NOZZLE HAVING AN ORIFICE FOR ISSUING A CONSTRICTED POWER STREAM THEREFROM, A CHAMBER POSITIONED DOWNSTREAM OF SAID POWER NOZZLE FOR RECEIVING THE POWER STREAM, OUTPUT MEANS POSITIONED DOWNSTREAM OF SAID CHAMBER FOR RECEIVING FLUID THEREFROM, A CONTROL NOZZLE HAVING AN ORIFICE FOR ISSUING A SECOND STREAM IN INTERACTING RELATIONSHIP WITH THE POWER STREAM SO AS TO EFFECT DISPLACEMENT THEREOF RELATIVE TO SAID
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-26 | 1970-03-28 | 1970-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-26 | 1974-03-28 | 1974-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-26 | 1978-03-28 | 1978-09-27 | $7700.00 | Window Closed / Lapsed |