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:
Jun. 22, 1976
Filed:
May. 21, 1974
Applicant:
Inventors:
Aime Cambon, Nice, FR;
Claude Giovannoni, Salindres, FR;
Raphael Pastor, Nice, FR;
Jean Riess, Nice, FR;
Assignee:
Produits Chimiques Ugine Kuhlmann, Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
2602 / ; 252 78 ; 252357 ; 260575 ; 260578 ; 260592 ; 2605 / ;
Abstract
New perfluoroalkyl derivatives of benzodiazepine are prepared by reacting an orthophenylenediamine with a beta-diketone at least one of whose alkyls is a C.sub.1 - C.sub.15 perfluoroalkyl. The stable products are useful as heat-exchange substances and as surfactants in organic solution.