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:
May. 04, 1993
Filed:
Sep. 20, 1991
Applicant:
Inventors:
Karl-Rudolf Gassen, Odenthal, DE;
Bernd Baasner, Leverkusen, DE;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
568700 ; 568715 ; 568812 ; 568 41 ; 568 43 ; 568 52 ; 568 55 ; 568303 ; 568325 ; 568420 ; 568425 ; 568442 ; 568647 ; 562506 ; 562405 ; 562432 ; 562440 ; 562474 ; 562491 ; 562492 ; 562869 ; 564161 ; 564162 ; 564181 ; 564190 ; 564307 ; 560 18 ; 560 35 ; 560 65 ; 560101 ; 560102 ; 560124 ;
Abstract
2,2-Difluorocyclopropyl derivatives of the formula ##STR1## in which R represents alkyl, optionally substituted aryl or optionally substituted aralkyl and