Patent US2411380A successfully refreshed from Google Patents.
US3539748A
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Center tap potentiometer center biased by linearly movable microswitch actuating control rods
Assignee: CIMCORP GCA CORPORATION'S
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Filing: 1968-05-01
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Granted: 1970-11-10
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Expires: 1988-05-01
Abstract
No abstract record available.
Inventors
- 👤 Karl E Neumeier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 16:35
CPC Classifications
H; H01; H01C; H01C10/00; H01C10/30; H01C10/32; H01C10/36; H01H; H01H19/00; H01H19/54; H01H19/60; H01H19/635; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18888; Y10T74/1892; Y10T74/20; Y10T74/20006
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1905503A
Cited
FR992651A
Cited
US2752540A
Cited
US2791647A
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US2859316A
Cited
US3109318A
Cited
US3428887A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-11-09 | 1974-05-11 | 1974-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-09 | 1978-05-11 | 1978-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-09 | 1982-05-11 | 1982-11-10 | $7700.00 | Window Closed / Lapsed |