US3640906A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electroconductive sintered glass
Assignee: Kimble Glass Inc
•
Filing: 1969-06-16
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Granted: 1972-02-08
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Expires: 1989-06-16
Abstract
Abstract NOVEL, LOW EXPANSION, ELECTROCONDUCTIVE SINTERED GLASS ARTICLE, SUITABLE FOR MAKING ELECTRONIC COMPONENTS AND THE LIKE.
Inventors
- 👤 Gerald E Wojcik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:47
CPC Classifications
H; H01; H01G; H01G4/00; H01G4/002; H01G4/005; H01G4/008; C; C03; C03C; C03C17/00; C03C17/06; C03C3/00; C03C3/04; C03C3/076; C03C3/083; C03C3/11; C03C3/112; H01G4/018; H01G4/06; H01G4/08; H01G4/12; H01G4/129; H05; H05K; H05K1/00; H05K1/02; H05K1/03; H05K1/0306; H05K3/00; H05K3/10; H05K3/105; C03C2217/00; C03C2217/20; C03C2217/25; C03C2217/251; H05K2203/00; H05K2203/11; H05K2203/1105; H05K2203/1157; H05K2203/12; H05K2203/125; Y; Y10; Y10S; Y10S439/00; Y10S439/931
Claims Analysis
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-02-07 | 1975-08-09 | 1976-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-02-07 | 1979-08-09 | 1980-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-02-07 | 1983-08-09 | 1984-02-08 | $7700.00 | Window Closed / Lapsed |