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:
Jul. 14, 1987
Filed:
Apr. 18, 1985
Applicant:
Inventor:
Manfred Schober, Offenbach, DE;
Assignee:
E. I. Du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03F / ; G03F / ;
U.S. Cl.
CPC ...
430306 ; 430309 ; 430331 ; 430912 ; 430918 ; 101395 ;
Abstract
The invention relates to a process for the ozone protection of an imagewise exposed and developed photopolymer flexographic printing plate, having an elastomeric, thermoplastic polymeric binder, which comprises applying to the exposed and developed surface of the flexographic printing plate at least one known liquid polyether of the formulas: ##STR1## wherein R.sub.1 =H, or methyl
Schober, Manfred. (1987). Process for the ozone protection of photopolymer flexographic printing (U.S. Patent No. 4680251). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4680251
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile