Patent US3283205A successfully refreshed from Google Patents.
US3283205A
Expired / Lapsed
US
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Shifting arc plasma system
Assignee: Individual
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Filing: 1961-06-01
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Granted: 1966-11-01
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Expires: 1981-06-01
Abstract
No abstract record available.
Inventors
- 👤 Bolt Harold E De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 03:40
CPC Classifications
H; H05; H05H; H05H1/00; H05H1/24; H05H1/26; H05H1/32; H05H1/34; H05H1/40; H05H1/48; H05H1/50
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
53 words
AN ARC PLASMA SYSTEM COMPRISING: SPACED ELECTRODE MEANS; MEANS FOR GENERATING ARCS IN A PREDETERMINED SEQUENCE ACROSS AT LEAST A PAIR OF SAID ELECTRODES; MEANS FOR SUPPLYING CURRENT TO SAID ELECTRODES FOR GENERATING A MOVING MAGNECT FIELD WHICH INTERACTS WITH SAID ARCS AND IS PHASED TO HAVE AT LEAST A COMPONENT PERPENDICULAR TO
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) | 1969-10-31 | 1970-05-02 | 1970-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-31 | 1974-05-02 | 1974-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-31 | 1978-05-02 | 1978-11-01 | $7700.00 | Window Closed / Lapsed |