US3238959A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Differentiator comparator
Assignee: Individual
•
Filing: 1963-05-31
•
Granted: 1966-03-08
•
Expires: 1983-05-31
Abstract
No abstract record available.
Inventors
- 👤 Romald E Bowles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:22
CPC Classifications
F; F15; F15C; F15C1/00; F15C1/14; F15C1/143; Y; Y10; Y10T; Y10T137/00; Y10T137/206; Y10T137/2164; Y10T137/2169
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
63 words
A PURE FLUID SYSTEM COMPRISING A COMPARATOR HAVING A STREAM INTERACTION CHAMBER, PLURAL NOZZLES POSITIONED TO ISSUE INTERACTING FLUID STEAMS INTO SAID CHAMBER, MEANS CONNECTED TO AT LEAST SOME OF SAID NOZZLE FOR DIVIDING FLUID INPUT SIGNALS RECEIVED BY SAID MEANS INTO PLURAL INPUT SIGNALS DIRECTED TO SAID NOZZLES, AND MEANS FOR SUPPLYING FLUID INPUT SIGNALS TO SAID MEANS CONNECTED TO SAID NOZZLES,
References Cited (Backward Citations)
US3094876A
Cited
US3001539A
Cited
US3001698A
Cited
US3182676A
Cited
US3177888A
Cited
US3155825A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-07 | 1969-09-06 | 1970-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-07 | 1973-09-06 | 1974-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-07 | 1977-09-06 | 1978-03-08 | $7700.00 | Window Closed / Lapsed |