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:
Nov. 04, 1980
Filed:
Mar. 14, 1979
Applicant:
Inventor:
Carlo Marchesano, Savona, IT;
Assignee:
Minnesota Mining and Manufacturing Company, St. Paul, MN (US);
Primary Examiner:
Int. Cl.
CPC ...
G03C / ;
U.S. Cl.
CPC ...
430450 ; 430466 ; 430467 ;
Abstract
Developer for use in color photography confectioned in a plurality of concentrated compositions in which one first concentrated composition is a liquid composition substantially free of water including the p-phenylenediamine compound, and possibly other components of the developer such as antioxidants, dissolved in an organic solvent.
Quick Actions:
Marchesano, Carlo. (1980). Liquid concentrated developer composition, and confection ready to mix (U.S. Patent No. 4232113). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4232113
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile