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:
Aug. 24, 1999
Filed:
Jan. 16, 1997
Hidetsugu Takagaki, Sakura, JP;
Masayoshi Abe, Chiba, JP;
Mitsuru Sakai, Sakura, JP;
Yasuo Aoki, Yotsukaido, JP;
Shigenori Nakanishi, Sakura, JP;
Nobuyuki Kimura, Sakura, JP;
Akihide Koda, Gifu, JP;
Dainippon Ink and Chemicals, Inc., Tokyo, JP;
Abstract
The present invention offers 7-aminoquinolinone derivatives, physiologically acceptable salts thereof, anti-allergic agents having as an active ingredient a 7-aminoquinolinone derivative or physiologically acceptable salt thereof, and 7-nitroquinolinone derivatives, wherein the 7-aminoquinolinone derivative is expressed by the following general formula (I): ##STR1## wherein R.sub.1 is a hydrogen atom or an alkyl group;
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile