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. 29, 2013
Filed:
Mar. 24, 2008
Ryoichi Okada, Tokyo, JP;
Ryoichi Okada, Tokyo, JP;
Sumitomo Bakelite Co., Ltd., Tokyo, JP;
Abstract
According to one aspect of the present invention, there is provided a prepreg with a carrier, comprising: a sheet-like base member; a first insulating resin layer provided to cover a surface of the sheet-like base member; a first carrier provided to cover the first insulating resin layer; a second insulating resin layer provided to cover a back surface of the sheet-like base member; and a second carrier provided to cover the second insulating resin layer, wherein the first and the second insulating resin layers have different resin compositions or the first and the second insulating resin layers have different thicknesses, and a front surface and a back surface of the prepreg with the carrier is visually identifiable.