Patent US4776039A successfully refreshed from Google Patents.
US2503084A
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Electric capacitor
Assignee: Globe Union Inc
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Filing: 1947-09-08
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Granted: 1950-04-04
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Expires: 1967-09-08
Abstract
No abstract record available.
Inventors
- 👤 Herbert L White
- 👤 Robert L Wolff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 03:43
CPC Classifications
B; B60; B60R; B60R11/00; B60R11/02; B60R11/0205; F; F16; F16B; F16B2200/00; F16B2200/40; F16B2200/403; Y; Y10; Y10S; Y10S411/00; Y10S411/913; Y10S411/924; Y10S411/929; Y10S411/937; Y10T; Y10T74/00; Y10T74/18; Y10T74/18568; Y10T74/18576; Y10T74/18752
Claims Analysis
Total Claims: 0
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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) | 1953-04-03 | 1953-10-03 | 1954-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-04-03 | 1957-10-03 | 1958-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-04-03 | 1961-10-03 | 1962-04-04 | $7700.00 | Window Closed / Lapsed |