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. 16, 1993
Filed:
Oct. 08, 1992
Applicant:
Inventors:
Gilbert L Eian, Mahtomedi, MN (US);
Alan M Miller, Cottage Grove, MN (US);
Takuzo Ishida, Woodbury, MN (US);
Assignee:
Minnesota Mining and Manufacturing Company, Saint Paul, MN (US);
Primary Examiner:
Int. Cl.
CPC ...
G03C / ;
U.S. Cl.
CPC ...
430203 ; 430213 ; 430214 ; 430215 ; 430941 ;
Abstract
Vinyl stearate-vinyl chloride copolymers and blends of polyvinyl stearate and polyvinyl chloride have been found to have good dye permeability. They have been incorporated into photothermographic constructions as barrier interlayers and dye receiving layers.