US3036249A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Capacitor
Assignee: Fansteel Inc
•
Filing: 1957-08-05
•
Granted: 1962-05-22
•
Expires: 1977-08-05
Abstract
No abstract record available.
Inventors
- 👤 James H Hall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:05
CPC Classifications
H; H01; H01G; H01G9/00; H01G9/004; H01G9/08; Y; Y10; Y10T; Y10T29/00; Y10T29/43
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA462392A
Cited
US1906691A
Cited
US2005279A
Cited
US2224307A
Cited
US2299228A
Cited
US2285136A
Cited
US2299667A
Cited
US2307561A
Cited
US2623101A
Cited
US2936514A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-21 | 1965-11-20 | 1966-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-21 | 1969-11-20 | 1970-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-21 | 1973-11-20 | 1974-05-22 | $7700.00 | Window Closed / Lapsed |