Patent JPS6028895A successfully refreshed from Google Patents.
US2535367A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Variable condenser
Assignee: Erie Resistor Corp
•
Filing: 1945-12-21
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Granted: 1950-12-26
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Expires: 1965-12-21
Abstract
No abstract record available.
Inventors
- 👤 Byron B Minnium
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:04
CPC Classifications
H; H01; H01G; H01G5/00; H01G5/01; H01G5/04; H01G5/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1534213A
Cited
US1620020A
Cited
GB452573A
Cited
GB462639A
Cited
US2109266A
Cited
US2179068A
Cited
US2370722A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-25 | 1954-06-26 | 1954-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-25 | 1958-06-26 | 1958-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-25 | 1962-06-26 | 1962-12-26 | $7700.00 | Window Closed / Lapsed |