Patent US3400236A successfully refreshed from Google Patents.
US3400236A
Expired / Lapsed
US
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Electric switch with coil spring contact
Assignee: Republic Tool and Manufacturing Corp
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Filing: 1966-09-26
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Granted: 1968-09-03
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Expires: 1986-09-26
Abstract
No abstract record available.
Inventors
- 👤 Leonard H Mcroskey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:06
CPC Classifications
A; A63; A63H; A63H29/00; A63H29/22; H; H01; H01H; H01H1/00; H01H1/12; H01H1/14; H01H1/24; H01H1/242; H01H21/00; H01H21/02; H01H21/025
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CH135864A
Cited
US2215319A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-03 | 1972-03-04 | 1972-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-03 | 1976-03-04 | 1976-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-03 | 1980-03-04 | 1980-09-03 | $7700.00 | Window Closed / Lapsed |