US2769889A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of electrical capacitors
Assignee: Cornell Dubilier Electronics Inc
•
Filing: 1953-08-13
•
Granted: 1956-11-06
•
Expires: 1973-08-13
Abstract
No abstract record available.
Inventors
- 👤 Dubilier William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 03:19
CPC Classifications
H; H01; H01G; H01G4/00; H01G4/002; H01G4/005; H01G4/012; Y; Y10; Y10T; Y10T29/00; Y10T29/43; Y10T29/435
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2070435A
Cited
US2179105A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-11-06 | 1960-05-07 | 1960-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-06 | 1964-05-07 | 1964-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-06 | 1968-05-07 | 1968-11-06 | $7700.00 | Window Closed / Lapsed |