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. 17, 1981
Filed:
Feb. 15, 1980
Applicant:
Inventors:
Elizabeth A Mercer, St. Paul, MN (US);
John F Eisele, St. Paul, MN (US);
Assignee:
Minnesota Mining and Manufacturing Company, St. Paul, MN (US);
Primary Examiner:
Int. Cl.
CPC ...
B05D / ; B32B / ;
U.S. Cl.
CPC ...
427261 ; 4274071 ; 4274072 ; 4274122 ; 4274123 ; 4274125 ; 428426 ; 428441 ; 428515 ; 428519 ; 428480 ; 428483 ; 525333 ;
Abstract
Transparent sheet material comprising a transparent backing having an ink-receptive stratum thereon. The ink-receptive stratum comprises either a mixture of two polymers or individual layers of each polymer. One polymer is the reaction product of an epoxidized, water-insoluble, neutral rubbery polymer and a water-soluble secondary mono amine and the second polymer contains the repeating units ##STR1##