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:
Feb. 12, 1991
Filed:
Sep. 18, 1989
Applicant:
Inventors:
Richard G Coogan, North Reading, MA (US);
Razmik Vartan-Boghossian, Belmont, MA (US);
Milton Lapkin, Sudbury, MA (US);
Assignee:
ICI Americas, Inc., Wilmington, DE (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08L / ; C08L / ;
U.S. Cl.
CPC ...
524591 ; 524839 ; 524589 ;
Abstract
An aqueous dispersion of a nonionic, water-dispersible polyurethane having pendent polyoxyethylene chains and free acid or free tertiary amino groups. The dispersions are useful as coating compositions.