Patent US3200226A successfully refreshed from Google Patents.
US3200226A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical contact member having a raised cup shaped work-hardened area
Assignee: General Electric Co
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Filing: 1963-01-02
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Granted: 1965-08-10
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Expires: 1983-01-02
Abstract
No abstract record available.
Inventors
- 👤 John R Cooley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:34
CPC Classifications
H; H01; H01H; H01H11/00; H01H11/04; H01H11/041; H01H11/042; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49204; Y10T29/49826; Y10T29/49908; Y10T29/49915; Y10T29/4992; Y10T29/49938; Y10T29/49943
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
66 words
AN ELECTRICAL CONTACT MEMBER COMPRISING A SUPPORTING STRIP HAVING A CUP SHAPED WORK-HARDENED AREA, SAID CUP SHAPED AREA HAVING A RAISED PLATFORM EXTENDING ABOVE ONE FACE OF SAID SUPPORTING STRIP AND A RECESSED BOTTOM EXTENDING UPWARDLY FROM THE OPPOSITE FACE OF SAID SUPPORTING STRIP, AN APERTURE FORMED THROUGH SAID RAISED PLATFORM TO SAID RECESSED BOTTOM, AND A CONTACT BUTTON IN INTIMATE MECHANICAL AND ELECTRICAL ENGAGEMENT WITH
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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) | 1968-08-09 | 1969-02-08 | 1969-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-09 | 1973-02-08 | 1973-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-09 | 1977-02-08 | 1977-08-10 | $7700.00 | Window Closed / Lapsed |