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. 26, 2000
Filed:
May. 27, 1999
Applicant:
Inventors:
Bernard Rodmacq, Le Versoud, FR;
Andre Pierrot, Sassenage, FR;
Philippe Gerard, St. Ismier, BE;
Jean Mouchot, Grenoble, FR;
Assignee:
Commissariat a l'Energie Atomique, Paris, FR;
Primary Examiner:
Int. Cl.
CPC ...
G01R / ; H01F / ; C23C / ;
U.S. Cl.
CPC ...
2041922 ; 20419212 ; 20419215 ; 20429812 ; 20429813 ; 427576 ; 427597 ; 427128 ; 427129 ; 427131 ; 427132 ;
Abstract
Multilayer magnetic transducer and structure and process for the production of the structure. The magnetic structure only has one stack of layers of a magnetic material separated by layers of a non-magnetic metallic material having a thickness such that there is an anti-ferromagnetic coupling between the magnetic layers, the magnetic material being chosen from among the alloys FeNi, FeNiCo, and NiCo and the non-magnetic material is silver.