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:
Oct. 15, 1985
Filed:
Dec. 13, 1984
Applicant:
Inventors:
Stanley F Bedell, Andover, MA (US);
Michael S Viola, Burlington, MA (US);
Assignee:
Polaroid Corporation, Cambridge, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41M / ;
U.S. Cl.
CPC ...
427256 ; 3461351 ; 427261 ; 428206 ; 428323 ; 428325 ; 428331 ; 428500 ;
Abstract
An ink jet recording sheet comprising a transparent support carrying a layer comprising 5-100% by weight of a coalesced block copolymer latex of polyvinyl alcohol with polyvinyl (benzyl ammonium chloride) and 0-95% by weight of a water-soluble polymer selected from the group consisting of polyvinyl alcohol, polyvinyl pyrrolidone and copolymers thereof.