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:
Oct. 29, 1991
Filed:
Jan. 14, 1988
Applicant:
Inventors:
Itsuo Uchida, Tsukuba, JP;
Hiroshi Hatanaka, Tsukuba, JP;
Kumiko Nitta, Tsukuba, JP;
Seiji Hashimoto, Tsukuba, JP;
Masakuni Okuhara, Tsukuba, JP;
Hidetsugu Murai, Tsukuba, JP;
Masashi Hashimoto, Tsukuba, JP;
Assignee:
Fujisawa Pharmaceutical Co., Ltd., Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; A61K / ;
U.S. Cl.
CPC ...
514563 ; 435128 ; 562444 ; 562568 ; 514210 ;
Abstract
This invention relates to new carboxylic acid derivatives of the formula: ##STR1## wherein R.sup.1 is hydrogen, lower alkyl or aryl, and pharmaceutically acceptable salt thereof which inhibit activity of DHP-I, to a process for preparing them and to an antibacterial composition comprising them and carbapenem antibiotics.