The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 06, 1977
Filed:
Oct. 23, 1975
Applicant:
Inventor:
Max Marthaler, Marly, CH;
Assignee:
Ciba-Geigy AG, Basel, CH;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03C / ; G03C / ; G03C / ;
U.S. Cl.
CPC ...
96-7 ; 96-5 ; 96-6 ; 96 68 ; 96 74 ;
Abstract
The present invention relates to a process for the production of masked subtractive positive color images in accordance with the silver dye bleach process. In the material to be processed
Marthaler, Max. (1977). Process for the production of masked positive color images by the silver (U.S. Patent No. 4046566). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4046566
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile