US3022236A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radio-frequency plasma containing device
Assignee: Individual
•
Filing: 1959-08-14
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Granted: 1962-02-20
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Expires: 1979-08-14
Abstract
No abstract record available.
Inventors
- 👤 Aaron J Ulrich
- 👤 James W Butler
- 👤 Albert J Hatch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:55
CPC Classifications
H; H05; H05H; H05H1/00; H05H1/02; H05H1/16; H05H1/18; B; B01; B01J; B01J19/00; B01J19/08; B01J19/087
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
A DEVICE FOR CONFINING AND COMPRESSING A PLASMA DISCHARGE COMPRISING A METAL HOUSING DEFINING A SPHERICAL CAVITY, SAID HOUSING HAVING A PLURALITY OF EQUI-SPACED PORTS LOCATED ON A GREAT CIRCLE OF SAID SPHERICAL CAVITY MEANS FOR EXCITING ELECTROMAGNETIC WAVES WITHIN THE SAID CAVITY OF THE EVEN AND ODD TE111 MODES IN TIME QUADRATURE TO ROTATE ABOUT AN AXIS OF SAID SPHERICAL CAVITY PERPENDICULAR TO THE PLANE INCLUDING SAID GREAT CIRCLE, MEANS IN COMMUNICATION WITH SAID PORTS FOR INTRODUCING A HEAVY HYDROGEN ISOTOPE GAS INTO THE CAVITY AT EXTREMELY LOW PRESSURE, WHEREBY THE GAS WILL BE IONIZED AND COMPRESSED TOWARD THE CENTER OF THE SPHERICAL CAVITY BY SAID ELECTROMAGNETIC WAVES.
Claim 2
Independent Claim
109 words
A DEVICE FOR CONFINING AND COMPRESSING A PLASMA DISCHARGE COMPRISING A METAL HOUSING DEFINING A SPHERICAL CAVITY, SAID HOUSING HAVING A PLURALITY OF EQUI-SPACED PORTS LOCATED ON A GREAT CIRCLE OF SAID SPHERICAL CAVITY MEANS FOR EXCITING ELECTROMAGNETIC WAVES WITHIN THE SAID CAVITY OF THE EVEN AND ODD TE111 MODES IN TIME QUADRATURE TO ROTATE ABOUT AN AXIS OF SAID SPHERICAL CAVITY PERPENDICULAR TO THE PLANE INCLUDING SAID GREAT CIRCLE, MEANS IN COMMUNICATION WITH SAID PORTS FOR INTRODUCING A HEAVY HYDROGEN ISOTOPE GAS INTO THE CAVITY AT EXTREMELY LOW PRESSURE, WHEREBY THE GAS WILL BE IONIZED AND COMPRESSED TOWARD THE CENTER OF THE SPHERICAL CAVITY BY SAID ELECTROMAGNETIC WAVES.
References Cited (Backward Citations)
US2409297A
Cited
US2403303A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-19 | 1965-08-21 | 1966-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-19 | 1969-08-21 | 1970-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-19 | 1973-08-21 | 1974-02-20 | $7700.00 | Window Closed / Lapsed |