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:
Apr. 17, 2001
Filed:
Apr. 26, 1999
Applicant:
Inventors:
Natsuki Ishizuka, Osaka, JP;
Ken-ichi Matsumura, Osaka, JP;
Katsunori Sakai, Osaka, JP;
Toshiro Konoike, Osaka, JP;
Tadahiko Yorifuji, Hyogo, JP;
Seijiro Hara, Kyoto, JP;
Yoshiyuki Matsuo, Osaka, JP;
Assignee:
Shionogi & Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 3/135 ; A61K 3/138 ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
A61K 3/135 ; A61K 3/138 ; C07D / ; C07D / ;
Abstract
The present invention provides a compound of the formula (I):
Ishizuka, Natsuki. (2001). Chromene-3-carboxylate derivatives (U.S. Patent No. 6218427). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6218427
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile