Patent US2822529A successfully refreshed from Google Patents.
US2822529A
Expired / Lapsed
US
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Electrical contact with resilient arms
Assignee: Cinch Manufacturing Corp
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Filing: 1954-08-16
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Granted: 1958-02-04
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Expires: 1974-08-16
Abstract
No abstract record available.
Inventors
- 👤 Heath Clarence Willans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:25
CPC Classifications
H; H01; H01R; H01R13/00; H01R13/40; H01R13/42; H01R13/428; H01R13/432; H01R13/73; H01R13/74; H01R2107/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2187527A
Cited
CH216786A
Cited
US2411014A
Cited
US2514562A
Cited
US2630935A
Cited
US2695390A
Cited
US2765452A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-02-03 | 1961-08-05 | 1962-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-02-03 | 1965-08-05 | 1966-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-02-03 | 1969-08-05 | 1970-02-04 | $7700.00 | Window Closed / Lapsed |