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:
Jun. 12, 2012
Filed:
Dec. 16, 2009
Applicants:
Kikuo Furukawa, Katsushika-ku, JP;
Yoshihisa Arai, Katsushika-ku, JP;
Inventors:
Kikuo Furukawa, Katsushika-ku, JP;
Yoshihisa Arai, Katsushika-ku, JP;
Assignee:
Mitsubishi Gas Chemical Company, Inc., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 67/48 (2006.01); C07C 67/58 (2006.01); C07C 69/54 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides an efficient production method suitable to industrial-scale production not requiring column purification for adamantyl (meth)acrylates having an adamantine skeleton having utility in crosslinked resins, optical fibers, optical waveguides, optical disc substrates and other optical materials.