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. 03, 2005
Filed:
Oct. 07, 2003
Applicants:
Takashi Moriyoshi, Tokushima, JP;
Yasuhiro Uosaki, Tokushima, JP;
Yutaka Kameyama, Tokushima, JP;
Daisuke Suzuki, Tokushima, JP;
Yoshiko Seo, Tokushima, JP;
Inventors:
Takashi Moriyoshi, Tokushima, JP;
Yasuhiro Uosaki, Tokushima, JP;
Yutaka Kameyama, Tokushima, JP;
Daisuke Suzuki, Tokushima, JP;
Yoshiko Seo, Tokushima, JP;
Assignee:
Otsuka Kagaku Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D501/30 ;
U.S. Cl.
CPC ...
Abstract
A 3-cephem derivative crystal which is a clathrate compound comprising p-methoxybenzyl ester of 7-phenylacetamide-3-formyl-3-cephem-4-carboxylic acid and dimethylformamide and a process for preparing the 3-cephem derivative crystal.