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:
Jul. 01, 2008
Filed:
Dec. 16, 2004
Applicants:
Akio Kojima, Chiba, JP;
Masao Saito, Chiba, JP;
Shinji Miyamoto, Chiba, JP;
Jun Mase, Chiba, JP;
Toyozo Fujioka, Chiba, JP;
Inventors:
Akio Kojima, Chiba, JP;
Masao Saito, Chiba, JP;
Shinji Miyamoto, Chiba, JP;
Jun Mase, Chiba, JP;
Toyozo Fujioka, Chiba, JP;
Assignee:
Idemitsu Kosan Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07C 13/28 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides a process of an industrially advantageous production of high-purity adamantane at a low cost and with a high efficiency by isomerizing trimethylenenorbornane contained in a raffinate obtained from a platfinate.