US3708295A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the manufacture of metallic,electrically conductive patterns
Assignee: Novartis AG
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Filing: 1971-03-10
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Granted: 1973-01-02
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Expires: 1991-03-10
Abstract
Abstract PROCESS FOR THE MANUFACTURE OF A METALLIC, ELECTRICALLY CONDUCTIVE PATTERN BY TREATING A VESICULAR RECORD MATERIAL CONTAINING A METALLIC LAYER WITH A FIRST LIPOPHILIC, ORGANIC SOLVENT FOR OPENING THE IMAGE BUBBLES, HYDROPHILIZING THE IMAGE AREA, ETCHING AWAY THE METAL IN THE IMAGE AREA AND REMOVING THE RESIDUAL VESICULAR MATERIAL WITH A SECOND, LIPOPHILIC, ORGANIC SOLVENT.
Inventors
- 👤 E Schumacher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:44
CPC Classifications
G; G03; G03C; G03C5/00; G03C5/60; G03C1/00; G03C1/72; H; H05; H05K; H05K3/00; H05K3/02; H05K3/06; H05K3/061; H05K2201/00; H05K2201/01; H05K2201/0104; H05K2201/0116; H05K3/0073; H05K3/0076
Claims Analysis
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References Cited (Backward Citations)
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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) | 1976-01-02 | 1976-07-03 | 1977-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-01-02 | 1980-07-03 | 1981-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-01-02 | 1984-07-03 | 1985-01-02 | $7700.00 | Window Closed / Lapsed |