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. 23, 2007
Filed:
Mar. 04, 1998
Applicants:
Yasutaka Ishii, Takatsuki, JP;
Tatsuya Nakano, Himeji, JP;
Naruhisa Hirai, Himeji, JP;
Inventors:
Assignee:
Daicel Chemical Industries, Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 35/22 (2005.12); C07C 61/12 (2005.12); C07C 211/00 (2005.12); C07D 207/40 (2005.12); C07D 207/444 (2005.12); C07D 204/24 (2005.12); B01J 31/00 (2005.12);
U.S. Cl.
CPC ...
Abstract
In the presence of an imide compound (e.g., N-hydroxyphthalimide) shown by the formula (2):