Patent US3034641A successfully refreshed from Google Patents.
US3034641A
Expired / Lapsed
US
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Apparatus for extruding silver contacts
Assignee: General Electric Co
•
Filing: 1957-05-31
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Granted: 1962-05-15
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Expires: 1977-05-31
Abstract
No abstract record available.
Inventors
- 👤 John A Kochan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:56
CPC Classifications
H; H01; H01H; H01H11/00; H01H11/04; H01H11/041; H01H11/042; B; B21; B21K; B21K1/00; B21K1/58; B21K1/62; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5147
Claims Analysis
Total Claims: 0
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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) | 1965-05-14 | 1965-11-13 | 1966-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-14 | 1969-11-13 | 1970-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-14 | 1973-11-13 | 1974-05-15 | $7700.00 | Window Closed / Lapsed |