Patent US3759799A successfully refreshed from Google Patents.
US3759799A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making a metal printing screen
Assignee: SCREEN PRINTING SYST INC US
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Filing: 1971-08-10
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Granted: 1973-09-18
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Expires: 1991-08-10
Abstract
Abstract AN ALL METAL PRINTING SCREEN AND A METHOD OF MAKING SAME INCLUDING THE STEPS OF MOUNTING A METAL WOVEN WIRE MESH ONTO A METAL PLATE, SUBJECTING THE WIRE MESH AND PLATE TO AN ELECTROLYTIC ACTION TO SIMULTANEOUSLY PLATE OR COAT THE WIRE MESH AND PLATE WITH A META, AND REMOVING THE COATED WIRE MESH AND PLATE COATING AS A UNIT FROM THE PLATE TO DEFINE A CONTINUOUS SMOOTH SURFACE ON ONE SIDE THAT MAY BE THERAFTER ETCHED WITH A PRINTING PATTERN TO REMOVE THE PLATE COATING AND OPEN THE WIRE MESH IN THE PRINTING PATTERN AND DEFINE THE RESIST LAYER. THE SMOOTHNESS OF THE RESIST ALYER AND ITS HEIGHT ABOVE THE TOP THREADS ARE CLOSELY CONTROLLED BY THE ELECTROLYTIC PLATING PROCESS.
Inventors
- 👤 G Reinke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:18
CPC Classifications
B; B41; B41C; B41C1/00; B41C1/14; B41C1/142; C; C25; C25D; C25D1/00; C25D1/08
Claims Analysis
Total Claims: 0
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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) | 1976-09-17 | 1977-03-19 | 1977-09-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-09-17 | 1981-03-19 | 1981-09-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-09-17 | 1985-03-19 | 1985-09-18 | $7700.00 | Window Closed / Lapsed |