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:
Mar. 06, 1979
Filed:
Jun. 22, 1977
Applicant:
Inventors:
Yuzuru Sato, Hachioji, JP;
Masao Asano, Tokyo, JP;
Masao Ishihara, Hino, JP;
Sadatugu Terada, Hachoiji, JP;
Assignee:
Konishiroku Photo Industry Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ; G03C / ;
U.S. Cl.
CPC ...
96 77 ; 96 2 / ;
Abstract
The present invention relates to a color diffusion transfer photographic unit containing a silver halide photosensitive element, and an image receiving element wherein said unit contains a copolymer containing two monomers. The first monomer is noted for having quaternary nitrogen while the second monomer is required to have at least one fluorine atom.
Sato, Yuzuru. (1979). Color diffusion transfer photographic unit (U.S. Patent No. 4142899). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4142899
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile