US3469161A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Capacitors employing lead silico-borate glass compositions
Assignee: Westinghouse Electric Corp
•
Filing: 1964-11-13
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Granted: 1969-09-23
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Expires: 1984-11-13
Abstract
No abstract record available.
Inventors
- 👤 Earl K Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 09:08
CPC Classifications
H; H01; H01G; H01G2/00; H01G2/12; C; C03; C03C; C03C3/00; C03C3/04; C03C3/062; C03C3/07; C03C3/072; C03C3/074; H01B; H01B3/00; H01B3/02; H01B3/08; H01B3/087; H01G4/00; H01G4/002; H01G4/018; H01G4/06; H01G4/08; H01G4/10; H01G4/105; H01G4/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2762713A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-22 | 1973-03-24 | 1973-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-22 | 1977-03-24 | 1977-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-22 | 1981-03-24 | 1981-09-23 | $7700.00 | Window Closed / Lapsed |