US2875387A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical condensers
Assignee: Corning Glass Works
•
Filing: 1954-04-08
•
Granted: 1959-02-24
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Expires: 1974-04-08
Abstract
No abstract record available.
Inventors
- 👤 Robert B Randels
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:09
CPC Classifications
H; H01; H01G; H01G4/00; H01G4/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US260646A
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US1583464A
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US1745400A
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US1845174A
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US1754268A
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US2028375A
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US1917212A
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US2187860A
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US2389018A
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US2405529A
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US2531389A
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US2470045A
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GB651492A
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US2696577A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-23 | 1962-08-25 | 1963-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-23 | 1966-08-25 | 1967-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-23 | 1970-08-25 | 1971-02-24 | $7700.00 | Window Closed / Lapsed |