US3042775A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Relay
Assignee: North Electric Co
•
Filing: 1959-09-09
•
Granted: 1962-07-03
•
Expires: 1979-09-09
Abstract
No abstract record available.
Inventors
- 👤 John S Jordan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:16
CPC Classifications
H; H01; H01H; H01H50/00; H01H50/16; H01H50/18; H01H50/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2455049A
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US1886372A
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US2588257A
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US2585684A
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US2767279A
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US2718568A
Cited
US2777922A
Cited
US2824189A
Cited
US2810037A
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US2871312A
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US2923794A
Cited
US2960583A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-02 | 1966-01-01 | 1966-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-02 | 1970-01-01 | 1970-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-02 | 1974-01-01 | 1974-07-03 | $7700.00 | Window Closed / Lapsed |