Patent US3110596A successfully refreshed from Google Patents.
US3110596A
Expired / Lapsed
US
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Process for simultaneously developing and fixing printing plates
Assignee: Azoplate Corp
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Filing: 1959-11-27
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Granted: 1963-11-12
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Expires: 1979-11-27
Abstract
No abstract record available.
Inventors
- 👤 Heiss Hans
- 👤 Osswald Dieter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:15
CPC Classifications
G; G03; G03F; G03F7/00; G03F7/26; G03F7/30; G03F7/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
A METHOD OF DEVELOPING A LITHOGRAPHIC PRINTING PLATE HAVING A BASE SENSITIZED WITH AN ORGANIC LIGHT-SENSITIVE COMPOUND, SAID BASE BEIG SELECTED FROM THE GROUP CONSISTING OF ALUMINUM AND ZINC, CONSISTING OF TREATING THE PLATE AFTER EXPOSURE TO LIGHT WITH A SOLUTION OF AT LEAST ONE SALT, THE CATION OF WHICH IS SELECTED FROM THE GROUP CONSISTING OF ALKALI METAL IONS AN DAMMONIUM IONS AND THE ANION OF WHICH IS SELECTED FROM THE GROUP CONSISTING OF THE ANIONS OFHYDROFLUOSILICIC ACID, HYDROFLUOTITANIC ACID, HYDROFLUOSTANNIC ACID, HYDROFLUOBORIC ACID, ORTHOSILICIC ACID, METASILICIC ACID, TIANIC ACID AND STANNIC ACID, THE PH OF THE SOLUTION BEING IN THE RANGE OF 7 TO 12, WHEREBY THE PLATE IS SIMULTANEOUSLY DEVELOPED AND FIXED.
Claim 2
Independent Claim
115 words
A METHOD OF DEVELOPING A LITHOGRAPHIC PRINTING PLATE HAVING A BASE SENSITIZED WITH AN ORGANIC LIGHT-SENSITIVE COMPOUND, SAID BASE BEIG SELECTED FROM THE GROUP CONSISTING OF ALUMINUM AND ZINC, CONSISTING OF TREATING THE PLATE AFTER EXPOSURE TO LIGHT WITH A SOLUTION OF AT LEAST ONE SALT, THE CATION OF WHICH IS SELECTED FROM THE GROUP CONSISTING OF ALKALI METAL IONS AN DAMMONIUM IONS AND THE ANION OF WHICH IS SELECTED FROM THE GROUP CONSISTING OF THE ANIONS OFHYDROFLUOSILICIC ACID, HYDROFLUOTITANIC ACID, HYDROFLUOSTANNIC ACID, HYDROFLUOBORIC ACID, ORTHOSILICIC ACID, METASILICIC ACID, TIANIC ACID AND STANNIC ACID, THE PH OF THE SOLUTION BEING IN THE RANGE OF 7 TO 12, WHEREBY THE PLATE IS SIMULTANEOUSLY DEVELOPED AND FIXED.
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GB571389A
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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) | 1966-11-11 | 1967-05-13 | 1967-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-11 | 1971-05-13 | 1971-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-11 | 1975-05-13 | 1975-11-12 | $7700.00 | Window Closed / Lapsed |