Patent US3321664A successfully refreshed from Google Patents.
US3321664A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plasma accelerator having rapidly pulsed coil for expelling plasma
Assignee: Individual
•
Filing: 1964-08-10
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Granted: 1967-05-23
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Expires: 1984-08-10
Abstract
No abstract record available.
Inventors
- 👤 James A Phillips
- 👤 Joseph W Mather
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 12:57
CPC Classifications
H; H05; H05H; H05H1/00; H05H1/54
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
74 words
A PLASMA ACCELERATOR COMPRISING: (A) TWO CONCENTRIC COILS, (B) SAID CONCENTRIC COILS BEING DRIVEN BY TWO MATCHED INDEPENDENT POWER SUPPLIES AND SO CONNECTED TO SAID POWER SUPPLIES THAT THE CURRENTS IN THE TWO COILS ARE FLOWING THE SAME DIRECTION, (C) MEANS FOR INTRODUCING AN IONIZABLE GAS IN THE ANNULAR SPACED BETWEEN SAID CONCENTRIC COILS, AND (D) MEANS FOR TRIGGERING THE MAGNETIC FIELDS RESULTING FROM FLOWING CURRENTS IN THE TWO CONCENTRIC COILS INTO UNSTABLE CONFIGURATIONS.
Claim 2
Dependent Claim
74 words
A PLASMA ACCELERATOR COMPRISING: (A) TWO CONCENTRIC COILS, (B) SAID CONCENTRIC COILS BEING DRIVEN BY TWO MATCHED INDEPENDENT POWER SUPPLIES AND SO CONNECTED TO SAID POWER SUPPLIES THAT THE CURRENTS IN THE TWO COILS ARE FLOWING THE SAME DIRECTION, (C) MEANS FOR INTRODUCING AN IONIZABLE GAS IN THE ANNULAR SPACED BETWEEN SAID CONCENTRIC COILS, AND (D) MEANS FOR TRIGGERING THE MAGNETIC FIELDS RESULTING FROM FLOWING CURRENTS IN THE TWO CONCENTRIC COILS INTO UNSTABLE CONFIGURATIONS.
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) | 1970-05-22 | 1970-11-21 | 1971-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-22 | 1974-11-21 | 1975-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-22 | 1978-11-21 | 1979-05-23 | $7700.00 | Window Closed / Lapsed |