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. 20, 1990
Filed:
Jun. 01, 1988
Applicant:
Inventors:
Thomas Scholl, Meerbusch, DE;
Christian Wegner, Cologne, DE;
Christian Frolich, Krefeld, DE;
Artur Botta, Krefeld, DE;
Heinz-Joachim Rother, Krefeld, DE;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
564155 ; 564162 ; 564167 ; 564168 ; 564171 ; 564174 ; 252391 ; 252392 ;
Abstract
New polyaralkylated hydroxybenzamides were found and a process for their preparation; the polyaralkylated hydroxybenzamides are used as corrosion inhibitors.