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. 09, 1984
Filed:
Oct. 08, 1982
Applicant:
Inventors:
John B Clarke, Bradford, GB;
John F Firth, Bradford, GB;
Assignee:
Allied Colloids Limited, Bradford, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09J / ;
U.S. Cl.
CPC ...
428350 ; 525191 ; 525201 ; 525221 ; 428355 ;
Abstract
The adhesive coating of a water wettable prepasted wallcovering is formed of a blend of water insoluble but water swellable anionic polymer particles and water insoluble but water swellable cationic polymer particles. The coating may be applied from a dispersion of the particles in volatile organic liquid.