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. 20, 2010
Filed:
Jun. 02, 2005
Applicants:
Yoichi Nishioka, Tokushima, JP;
Koichi Sorajo, Tokushima, JP;
Yutaka Kameyama, Tokushima, JP;
Inventors:
Assignee:
Otsuka Chemical Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 501/12 (2006.01); C07D 501/24 (2006.01);
U.S. Cl.
CPC ...
Abstract
A 3-alkenylcephem compound of the formula (1) wherein Ris benzyl or phenoxymethyl, R, Rand Rare alike or different and are each a hydrogen atom, Calkyl, Ccycloalkyl or aryl Calkyl substituted or unsubstituted with Calkyl, Rand R, when taken together, form a group —(CH)X(CH)— substituted or unsubstituted with Calkyl at an optional position, X is an oxygen atom or group —N(R)—, l is 0 to 3, m is 0 or 1, n is an integer of 2 to 4, Ris a hydrogen atom or Calkyl.