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:
Jul. 05, 1994
Filed:
Mar. 09, 1993
Applicant:
Inventors:
Laurence Theurel, Grenoble, FR;
Medhi Moussavi, Saint Egreve, FR;
Jean-Claude Marchon, St. Vincent de Mercuze, FR;
Assignees:
Commissariat a l'Energie Atomique, Paris, FR;
Centre National de la Recherche Scientifique, Paris, FR;
Primary Examiner:
Int. Cl.
CPC ...
G01V / ;
U.S. Cl.
CPC ...
324301 ;
Abstract
The invention relates to an organic material (5) usable in an electron paramagnetic resonance (EPR) magnetometer, as well as to a probe (3) using said material. The object of the invention is to provide a material simultaneously having a limited line width (EPR), good temperature characteristics and which does not react in the presence of water. This object is achieved with the aid of a radical cation salt of formula