US3575746A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for forming resistive and photoetched resistive and conductive glaze patterns
Assignee: Airco Inc
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Filing: 1967-12-12
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Granted: 1971-04-20
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Expires: 1987-12-12
Abstract
Abstract PRECISION MICROMINIATURE ELECTROCONDUCTIVE PATTERNS ARE FORMED ON A REFRACTORY SUBSTRATE BY OVERCOATING THE SUBSTRATE WITH A THIN ELECTROCONDUCTIVE GLAZE AND PHOTOETCHING THE GLAZED LAYER TO YIELD THE DESIRED PATTERN.
Inventors
- 👤 Eugene M Cheskis
- 👤 Franklyn M Collins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:33
CPC Classifications
H; H05; H05K; H05K3/00; H05K3/02; H05K3/06; H10; H10D; H10D84/00; H10D84/01; H10N; H10N97/00; H10P; H10P95/00; H10W; H10W20/00; H10W20/40; H05K1/00; H05K1/02; H05K1/09; H05K1/092; Y; Y10; Y10S; Y10S428/00; Y10S428/901; Y10S428/913
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) | 1974-04-19 | 1974-10-19 | 1975-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-04-19 | 1978-10-19 | 1979-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-04-19 | 1982-10-19 | 1983-04-20 | $7700.00 | Window Closed / Lapsed |