Patent US3059149A successfully refreshed from Google Patents.
US3059149A
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Plasma accelerator
Assignee: Zenith Electronics LLC
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Filing: 1958-02-12
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Granted: 1962-10-16
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Expires: 1978-02-12
Abstract
No abstract record available.
Inventors
- 👤 Winfield W Salisbury
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:21
CPC Classifications
H; H05; H05H; H05H1/00; H05H1/54
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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GB707271A
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GB640910A
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US2683216A
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US2545595A
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US2692351A
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US2898508A
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US2867748A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-15 | 1966-04-16 | 1966-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-15 | 1970-04-16 | 1970-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-15 | 1974-04-16 | 1974-10-16 | $7700.00 | Window Closed / Lapsed |