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:
Jan. 05, 2010
Filed:
Mar. 25, 2006
Viacheslav Bekker, Karlsruhe, DE;
Harald Leiste, Weingarten, DE;
Klaus Seemann, Durmersheim, DE;
Stefan Zils, Ettlingen, DE;
Viacheslav Bekker, Karlsruhe, DE;
Harald Leiste, Weingarten, DE;
Klaus Seemann, Durmersheim, DE;
Stefan Zils, Ettlingen, DE;
Forschungszentrum Karlsruhe GmbH, Karlsruhe, DE;
Abstract
A film and method of preparing a film. The film is made of at least one of ferromagnetic and ferrimagnetic material. An elongated slot is included in the material and is operable to control the domain structure of the material. The depth of the elongated slot is the same as the thickness of the film and the width of the elongated slot is greater than an exchange length of the material. The slot is free from contact with any side of the film.