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:
Jul. 18, 1978
Filed:
Mar. 04, 1977
Applicant:
Inventors:
Gunther Reitz, Cologne, DE;
Gunther Boehmke, Leverkusen, DE;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
260 293 ; 252355 ;
Abstract
Water-soluble condensation products which are obtained by reacting mononuclear phenol/formaldehyde/bisulphite condensation products with formaldehyde and, if appropriate, notrogen-containing compounds of a type which can react with at least 2 equivalents of formaldehyde, can be used as dispersing agents.