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:
May. 24, 2005
Filed:
Mar. 16, 2004
Applicants:
Akira Kumazawa, Kanagawa, JP;
Ryuma Mizusawa, Kanagawa, JP;
Syunji Nakazato, Kanagawa, JP;
Hiroyuki Obiya, Kanagawa, JP;
Inventors:
Akira Kumazawa, Kanagawa, JP;
Ryuma Mizusawa, Kanagawa, JP;
Syunji Nakazato, Kanagawa, JP;
Hiroyuki Obiya, Kanagawa, JP;
Assignee:
Tokyo Ohka Kogyo Co., Ltd., Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03F007/027 ;
U.S. Cl.
CPC ...
Abstract
A photosensitive composition for sandblasting comprising the components of: (A) a photopolymerizable urethane (meth)acrylate oligomer comprising (meth)acryloyl group; (B) an acrylic copolymer; and (C) a photopolymerization initiator, wherein the component (B) comprises, as a monomer unit, one of copolymerizable monomers comprising one of a benzene ring and a cyclohexyl group.