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. 18, 1988
Filed:
Sep. 17, 1985
Applicant:
Inventors:
Tooru Abe, Sagamihara, JP;
Yukiyoshi Yanagihara, Machida, JP;
Takao Shida, Sagamihara, JP;
Shigekatsu Kohno, Ohtsu, JP;
Katsuya Ohata, Uji, JP;
Yoshiaki Ogasawara, Odawara, JP;
Shinji Kageyama, Kanagawa, JP;
Touru Oguma, Hatano, JP;
Yoshihiro Tsuriya, Hatano, JP;
Toshio Kuroda, Sagamihara, JP;
Terumasa Hashimoto, Kawasaki, JP;
Assignee:
Wakamoto Pharmaceutical Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
514381 ; 514826 ; 548253 ;
Abstract
5-(3-n-Butyloxalylaminophenyl) tetrazole having an excellent SRS-A release-inhibiting effect is used as an effective component for an anti-asthmatic agent, and a pharmaceutical preparation obtained by mixing the tetrazole with a specific dispersant such as polysorbate-80 in coexistence with a non-aqueous solvent shows high dissolubility and bioavailability.