Stock material or miscellaneous articles – Magnetic recording component or stock – Thin film media
Reexamination Certificate
2006-09-26
2006-09-26
Rickman, Holly (Department: 1773)
Stock material or miscellaneous articles
Magnetic recording component or stock
Thin film media
C428S667000, C428S900000
Reexamination Certificate
active
07112376
ABSTRACT:
A magnetic recording medium comprising; a nonmagnetic support; a first under layer which is constituted by a nonmetal element, per se, a compound consisting of nonmetal elements, or a compound containing titanium and a nonmetal element; a second under layer containing at least one element selected from the group consisting of chromium, titanium, iridium, platinum, palladium, ruthenium, rhodium, rhenium and osmium; and a magnetic layer which contains a ferromagnetic metal alloy containing at least cobalt, platinum and chromium, and a nonmagnetic compound, in this order.
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patent: 2003/0186085 (2003-10-01), Murata et al.
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patent: 7-311929 (1995-11-01), None
patent: 2001-291230 (2001-10-01), None
Moriwaki Kenichi
Nishikawa Masakazu
Usuki Kazuyuki
Fuji Photo Film Co. , Ltd.
Rickman Holly
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