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. 20, 1997
Filed:
May. 11, 1995
Applicant:
Inventors:
Hubert Schlosser, Glashutten/Taunus, DE;
Rainer Wingen, Hattersheim am Main, DE;
Gerd Illian, Frankfurt am Main, DE;
Claus Escher, Muhltal, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K / ; C09K / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
25229961 ; 546339 ; 546345 ; 544224 ; 544298 ; 544242 ; 25229962 ;
Abstract
2-Fluoropyridines, processes for their preparation and their use in ferroelectric liquid crystal mixtures