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:
Dec. 05, 1989
Filed:
Apr. 29, 1988
Applicant:
Inventors:
Michael B Heller, Inver Grove Heights, MN (US);
Leonard W Sachi, Oakdale, MN (US);
David R Walbridge, White Bear Lake, MN (US);
Assignee:
Minnesota Mining and Manufacturing Company, St. Paul, MN (US);
Primary Examiner:
Int. Cl.
CPC ...
G03C / ; G03C / ;
U.S. Cl.
CPC ...
430160 ; 430143 ; 430158 ; 430162 ; 430175 ; 430293 ; 430950 ; 430961 ;
Abstract
Particulate organic polymeric beads in the thermal adhesive layer of prepress color proofing elements prevents adhesive blocking without optical interference or reduction in adhesive performance.