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:
Jan. 14, 2003
Filed:
Sep. 15, 2000
Applicant:
Inventors:
Ursula Annerose Kraska, Weiterstadt, DE;
Rudolf Leonard Osowski, Dreieich, DE;
Assignee:
E.I. du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03F 7/027 ; G03F 7/09 ; G03F 7/30 ; G03F 7/32 ; G03F 7/40 ;
U.S. Cl.
CPC ...
G03F 7/027 ; G03F 7/09 ; G03F 7/30 ; G03F 7/32 ; G03F 7/40 ;
Abstract
An aqueous developer for photopolymerizable flexographic printing plates containing a combination of an amino alcohol and/or an amino carboxylic acid and a surfactant or a combination of two surfactants and a process for preparing flexographic printing forms by the use of this developer are described.