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Patent US3275762A successfully refreshed from Google Patents.
US3275762A
Expired / Lapsed
US
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Automatic circuit closer with spring biased normally closed contact structure
Assignee: General Electric Co
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Filing: 1965-06-28
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Granted: 1966-09-27
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Expires: 1985-06-28
Abstract
No abstract record available.
Inventors
- 👤 William R Isaacs
- 👤 Kenneth R Stowe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:43
CPC Classifications
H; H01; H01H; H01H3/00; H01H3/02; H01H3/16; H01H1/00; H01H1/12; H01H1/14; H01H1/24; H01H1/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2649514A
Cited
US2743351A
Cited
US2822450A
Cited
US2790879A
Cited
US2872535A
Cited
US2991343A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-26 | 1970-03-28 | 1970-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-26 | 1974-03-28 | 1974-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-26 | 1978-03-28 | 1978-09-27 | $7700.00 | Window Closed / Lapsed |