US2869052A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Molded capacitors
Assignee: Sprague Electric Co
•
Filing: 1954-03-01
•
Granted: 1959-01-13
•
Expires: 1974-03-01
Abstract
No abstract record available.
Inventors
- 👤 Odvar A Ness
- 👤 Kermit N Lambert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:36
CPC Classifications
H; H01; H01G; H01G9/00; H01G9/004; H01G9/08; H01G9/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1726774A
Cited
US2274327A
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US2246933A
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US2309563A
Cited
US2569925A
Cited
US2628271A
Cited
US2623101A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-12 | 1962-07-14 | 1963-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-12 | 1966-07-14 | 1967-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-12 | 1970-07-14 | 1971-01-13 | $7700.00 | Window Closed / Lapsed |