US2947626A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reproduction of photographs on ceramics
Assignee: Photo Ceramics Corp
•
Filing: 1954-11-08
•
Granted: 1960-08-02
•
Expires: 1974-11-08
Abstract
No abstract record available.
Inventors
- 👤 Famely Max
- 👤 George F Leyonmark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 00:32
CPC Classifications
G; G03; G03F; G03F7/00; G03F7/004; G03F7/0047
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
THE PROCESS OF PRODUCING A PHOTOGRAPHIC IMAGE ON THE SURFACE OF A CERAMIC PIECE COMPRISING FORMING A FIRST SENSITIZED EMULSION OF A GELATINE BASE CONTAINING CERAMIC PIGMENT WHICH HAS NO HARDENING EFFECT ON SAID GELATIN BASE AND APPLYING SAME TO A TEMPORARY SUPPORT, FORMING A SECOND NON-PIGMENTED SENSITIZED EMULSION OVER SAID FIRST EMULSION, BOTH EMULSIONS BEING SENSITIZED WITH POTASSIUM BICHROMATE, EXPOSING SAID EMULSIONS TO ACTINIC RADITIONS AT VARYING DEGREES OF INTENSITY PER UNIT AREA OVER THE SURFACE OF THE EMULSIONS FOR A FIRST EXPOSURE FOR A PERIOD OF TIME SUFFICIENT TO OBTAIN A DESIRED DENSITY OF THE RESULTANT IMAGE IN THE FIRST EMULSION, EXPOSING SAID EMULSIONS TO ACTINIC RADIATIONS OF THE SAME DEGREE OF INTENSITY PER
Claim 2
Dependent Claim
116 words
THE PROCESS OF PRODUCING A PHOTOGRAPHIC IMAGE ON THE SURFACE OF A CERAMIC PIECE COMPRISING FORMING A FIRST SENSITIZED EMULSION OF A GELATINE BASE CONTAINING CERAMIC PIGMENT WHICH HAS NO HARDENING EFFECT ON SAID GELATIN BASE AND APPLYING SAME TO A TEMPORARY SUPPORT, FORMING A SECOND NON-PIGMENTED SENSITIZED EMULSION OVER SAID FIRST EMULSION, BOTH EMULSIONS BEING SENSITIZED WITH POTASSIUM BICHROMATE, EXPOSING SAID EMULSIONS TO ACTINIC RADITIONS AT VARYING DEGREES OF INTENSITY PER UNIT AREA OVER THE SURFACE OF THE EMULSIONS FOR A FIRST EXPOSURE FOR A PERIOD OF TIME SUFFICIENT TO OBTAIN A DESIRED DENSITY OF THE RESULTANT IMAGE IN THE FIRST EMULSION, EXPOSING SAID EMULSIONS TO ACTINIC RADIATIONS OF THE SAME DEGREE OF INTENSITY PER
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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) | 1963-08-02 | 1964-02-01 | 1964-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-02 | 1968-02-01 | 1968-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-02 | 1972-02-01 | 1972-08-02 | $7700.00 | Window Closed / Lapsed |