US3021272A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plasma heating and confining device
Assignee: Individual
•
Filing: 1960-06-21
•
Granted: 1962-02-13
•
Expires: 1980-06-21
Abstract
No abstract record available.
Inventors
- 👤 William R Baker
- 👤 Bratenahl Alexander
- 👤 Wulf B Kunkel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:40
CPC Classifications
H; H05; H05H; H05H1/00; H05H1/02; H05H1/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
IN A PLASMA GENERATING AND CONTAMINANT DEVICE, THE COMBINATION COMPRISING A CYLINDRICAL HERMETICALLY SEALED OUTER ELECTRODE, AN INNER ELECTRODE DISPOSED WITHIN SAID OUTER ELECTRODE AND HAVING AN OPENING IN THE WALL AND AN INTERIOR PASSAGE COMMUNICATING THEREWITH, MEANS SUPPLYING GAS TO SAID PASSAGE OF SAID INNER ELECTRODE, A FAST OPENING VALVE CONTROLLING THE EMISSION OF GAS FROM SAID OPENING OF SAID INNER ELECTRODE, MEANS FOR APPLYING AN ELECTRICAL POTENTIAL TO A FIRST OF SAID ELECTRODES RELATIVE TO THE OTHER THEREOF, AND MEANS PROVIDING A LONGITUDINALLY DIRECTED MAGNETIC FIELD WITHIN SAID OUTER ELECTRODE AROUND SAID OPENING.
Claim 2
Dependent Claim
95 words
IN A PLASMA GENERATING AND CONTAMINANT DEVICE, THE COMBINATION COMPRISING A CYLINDRICAL HERMETICALLY SEALED OUTER ELECTRODE, AN INNER ELECTRODE DISPOSED WITHIN SAID OUTER ELECTRODE AND HAVING AN OPENING IN THE WALL AND AN INTERIOR PASSAGE COMMUNICATING THEREWITH, MEANS SUPPLYING GAS TO SAID PASSAGE OF SAID INNER ELECTRODE, A FAST OPENING VALVE CONTROLLING THE EMISSION OF GAS FROM SAID OPENING OF SAID INNER ELECTRODE, MEANS FOR APPLYING AN ELECTRICAL POTENTIAL TO A FIRST OF SAID ELECTRODES RELATIVE TO THE OTHER THEREOF, AND MEANS PROVIDING A LONGITUDINALLY DIRECTED MAGNETIC FIELD WITHIN SAID OUTER ELECTRODE AROUND SAID OPENING.
References Cited (Backward Citations)
US2961559A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-12 | 1965-08-14 | 1966-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-12 | 1969-08-14 | 1970-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-12 | 1973-08-14 | 1974-02-13 | $7700.00 | Window Closed / Lapsed |