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:
Mar. 04, 1980
Filed:
Feb. 07, 1977
Yuichi Yamamura, Takarazuka, JP;
Ichiro Azuma, Suita, JP;
Kazuhisa Sugimura, Toyonaka, JP;
Hiroshi Morimoto, Nishinomiya, JP;
Isuke Imada, Izumi, JP;
Masazumi Watanabe, Kawanishi, JP;
Takeda Chemical Industries, Ltd., Osaka, JP;
Abstract
The aqueous preparation such as an aqueous solution, a water-in-oil emulsion, in which a water-soluble salt of the quinonyl acid derivative of the formula: ##STR1## [wherein each R is a lower alkoxy group having 1 to 4 carbon atoms or the two R's, taken together, represent a group of --CH.dbd.CH--CH.dbd.CH--; --A--COOH means ##STR2## when both R's are lower alkoxy groups, or --(CH.sub.2).sub.n COOH (wherein n is an integer from 1 to 8) when two R's, taken together, represent a group of --CH.dbd.CH--CH.dbd.CH--] is dissolved in aqueous phase, shows an excellent immunoregulatory activity in animals including human being.