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. 29, 2000
Filed:
Dec. 18, 1997
Applicant:
Inventors:
Nicolas Kokel, Ludwigshafen, DE;
Harald Larbig, Ludwigshafen, DE;
Klaus Menzel, Ludwigshafen, DE;
Erich Beck, Ladenburg, DE;
Wolfgang Reich, Maxdorf, DE;
Guido Voit, Schriesheim, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Primary Examiner:
Int. Cl.
CPC ...
C08J / ; C08K / ; C08L / ; C08F / ;
U.S. Cl.
CPC ...
524839 ; 427487 ; 4273722 ; 4273855 ; 427508 ; 427520 ; 4284231 ; 522 35 ; 522 38 ; 522 39 ; 522 90 ; 522 96 ; 522 97 ; 524507 ; 524591 ; 524840 ; 525123 ; 525455 ;
Abstract
A polyurethane which is substantially self-dispersible in water and is obtainable by reacting