US3002074A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Relay contact system
Assignee: Daystrom Inc
•
Filing: 1959-06-08
•
Granted: 1961-09-26
•
Expires: 1979-06-08
Abstract
No abstract record available.
Inventors
- 👤 Jr Edward M Eadie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:44
CPC Classifications
H; H01; H01H; H01H1/00; H01H1/02; H01H1/04; H01H53/00; H01H53/01; H01H53/015; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49105; Y10T29/49117; Y10T29/49204
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1198340A
Cited
US1879349A
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US2068639A
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US2057969A
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US2097700A
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US2675445A
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US2727299A
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US2833897A
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US2812406A
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US2717297A
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US2928915A
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US2832127A
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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) | 1964-09-25 | 1965-03-27 | 1965-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-25 | 1969-03-27 | 1969-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-25 | 1973-03-27 | 1973-09-26 | $7700.00 | Window Closed / Lapsed |