US3273336A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for controlling conductive fluids
Assignee: Individual
•
Filing: 1961-05-29
•
Granted: 1966-09-20
•
Expires: 1981-05-29
Abstract
No abstract record available.
Inventors
- 👤 Robert P Kidwell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 07:29
CPC Classifications
H; H05; H05H; H05H1/00; H05H1/02; H05H1/10; H02; H02N; H02N3/00; Y; Y02; Y02E; Y02E30/00; Y02E30/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
59 words
IN COMBUSTION WITH A ROCKET MOTOR HAVING A COMBUSTION CHAMBER IN WHICH FUEL IN BURNED, A REAR GAS DISCHARGE ORIFICE AND A PASSAGEWAY CONNECTING SAID COMBUSTION CHAMBER WITH SAID DISCHARGE ORIFICE, MEANS FOR CONFINING THE FLOW OF GASES ALONG A GIVEN PATH BETWEEN SAID COMBUSTION CHAMBER AND SAID DISCHARGE ORIFICE COMPRISING MEANS FOR PROVIDING A MAGNETIC FIELD PATTERN ALONG
Claim 2
Dependent Claim
59 words
IN COMBUSTION WITH A ROCKET MOTOR HAVING A COMBUSTION CHAMBER IN WHICH FUEL IN BURNED, A REAR GAS DISCHARGE ORIFICE AND A PASSAGEWAY CONNECTING SAID COMBUSTION CHAMBER WITH SAID DISCHARGE ORIFICE, MEANS FOR CONFINING THE FLOW OF GASES ALONG A GIVEN PATH BETWEEN SAID COMBUSTION CHAMBER AND SAID DISCHARGE ORIFICE COMPRISING MEANS FOR PROVIDING A MAGNETIC FIELD PATTERN ALONG
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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 |