US3312831A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Switch circuit
Assignee: TE Connectivity Corp
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Filing: 1964-10-09
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Granted: 1967-04-04
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Expires: 1984-10-09
Abstract
No abstract record available.
Inventors
- 👤 Hewitt D Crane
- 👤 William K English
- 👤 James A Baer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:37
CPC Classifications
H; H04; H04Q; H04Q3/00; H04Q3/42; H04Q3/52; H03; H03C; H03C1/00; H03C1/08; H03C1/10; H03K; H03K17/00; H03K17/51; H03K17/80; H03K17/82; H03K17/84
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
46 words
A SELF-HOLDING SWITCH CIRCUIT COMPRISING A MULTIAPERTURE MAGNETIC CORE HAVING A MINOR APERTURE, MEANS TO SET THE FLUX IN SAID CORE IN EITHER ON OR OFF CONDITION, A PLURALITY OF ENERGIZING MEANS TO APPLYING TO SAID MINOR APERTURE A RAPIDLY FLUCTUATING M.M.F., A RELATIVE STEADY BIAS-
Claim 2
Dependent Claim
46 words
A SELF-HOLDING SWITCH CIRCUIT COMPRISING A MULTIAPERTURE MAGNETIC CORE HAVING A MINOR APERTURE, MEANS TO SET THE FLUX IN SAID CORE IN EITHER ON OR OFF CONDITION, A PLURALITY OF ENERGIZING MEANS TO APPLYING TO SAID MINOR APERTURE A RAPIDLY FLUCTUATING M.M.F., A RELATIVE STEADY BIAS-
References Cited (Backward Citations)
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US3014204A
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US2969523A
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US2958854A
Cited
US2907991A
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US3156905A
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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) | 1970-04-03 | 1970-10-03 | 1971-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-03 | 1974-10-03 | 1975-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-03 | 1978-10-03 | 1979-04-04 | $7700.00 | Window Closed / Lapsed |