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:
Mar. 10, 2009
Filed:
Apr. 13, 2005
Applicants:
Yuichiro Murayama, Kanagawa, JP;
Hiroshi Hashimoto, Kanagawa, JP;
Inventors:
Yuichiro Murayama, Kanagawa, JP;
Hiroshi Hashimoto, Kanagawa, JP;
Assignee:
FUJIFILM Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B 5/716 (2006.01);
U.S. Cl.
CPC ...
Abstract
A magnetic recording medium is provided that includes a non-magnetic support, a radiation-cured layer cured by exposing a layer containing a radiation curing compound to radiation, and a magnetic layer comprising a ferromagnetic powder dispersed in a binder. The radiation-cured layer and the magnetic layer are provided in that order above the non-magnetic support. The radiation curing compound includes a radiation curing polyester compound having four or more radiation curing functional groups per molecule.