Patent US3884768A successfully refreshed from Google Patents.
Patent US3524028A successfully refreshed from Google Patents.
US3524028A
Expired / Lapsed
US
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Electric switch with improved contact terminal connection means and movable conductive plug contact
Assignee: Ark Les Electronic Products Corp
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Filing: 1969-06-12
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Granted: 1970-08-11
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Expires: 1989-06-12
Abstract
No abstract record available.
Inventors
- 👤 Charles A Barney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:38
CPC Classifications
H; H01; H01H; H01H15/00; H01H15/02; H01R; H01R4/00; H01R4/28; H01R4/48; H01R4/4809; H01R4/48185; H01R4/4819; H01R4/4821; H01R4/484; H01R4/4842
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-10 | 1974-02-09 | 1974-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-10 | 1978-02-09 | 1978-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-10 | 1982-02-09 | 1982-08-11 | $7700.00 | Window Closed / Lapsed |