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:
Mar. 22, 1977
Filed:
Dec. 04, 1972
Applicant:
Inventors:
Hans-Heinz Molls, Leverkusen, DT;
Karlheinz Wolf, Leverkusen, DT;
Reinhold Hornle, Cologne, DT;
Gottfried Popp, Charleston, SC (US);
Konrad Nonn, Leverkusen, DT;
Jurgen Spille, Schildgen, DT;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09C / ;
U.S. Cl.
CPC ...
106309 ; 1062 / ;
Abstract
Process for the manufacture of pigment preparations by comminution in the presence of surface-active agents which can be saponified under acid or alkaline conditions and which contain at least one group which confers solubility in a radical which is to be split off during the saponification.