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:
Dec. 25, 2000
Filed:
Sep. 29, 1997
Applicant:
Inventors:
Thomas Engelhardt, Freising, DE;
Uwe Flessner, Munchen, DE;
Reinhard Hahn, Vilsheim, DE;
Werner Zschau, Steinebach, DE;
Assignee:
Sud-Chemie A.G., , DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
585259 ; 585820 ; 585823 ; 585829 ; 585520 ; 585532 ; 585533 ; 502 79 ; 502 80 ; 502 81 ; 502 85 ; 502 60 ;