US2935305A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric discharge device cooling system
Assignee: General Electric Co
•
Filing: 1951-06-18
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Granted: 1960-05-03
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Expires: 1971-06-18
Abstract
No abstract record available.
Inventors
- 👤 Charles A E Beurtheret
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 01:37
CPC Classifications
F; F28; F28F; F28F13/00; F28F13/18; H; H01; H01J; H01J19/00; H01J19/28; H01J19/32; H01J19/36; F28D; F28D21/00; F28D2021/0019; F28D2021/0028; F28D2021/0029; H01J2893/00; H01J2893/0001; H01J2893/0012; H01J2893/0027; Y; Y10; Y10S; Y10S165/00; Y10S165/911
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2100747A
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US1997502A
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US2110774A
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US2156063A
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US2312920A
Cited
US2440245A
Cited
US2599003A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-03 | 1963-11-02 | 1964-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-03 | 1967-11-02 | 1968-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-03 | 1971-11-02 | 1972-05-03 | $7700.00 | Window Closed / Lapsed |