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:
Jun. 12, 1990
Filed:
Mar. 15, 1989
Applicant:
Inventors:
Robert D McClelland, Rochdale, GB;
Brian Parton, Bury, GB;
Assignee:
Imperial Chemical Industries PLC, London, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528272 ; 528298 ; 528301 ; 528403 ; 428195 ; 8471 ; 8647 ;
Abstract
Colored condensation polymers useful as replacements for waxes in a thermal wax transfer process, said polymers being obtained by reacting a polymerizable lactone or a hydroxyalkanoic acid with a dye containing at least one active hydrogen atom.