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:
Jan. 27, 1981
Filed:
Aug. 09, 1979
Ryosuke Toyama, Kobe, JP;
Hiroyuki Inoue, Kyoto, JP;
Tetsuro Shingu, Nishinomiya, JP;
Yoshio Takeda, Tokushima, JP;
Takeshi Ikumoto, Kobe, JP;
Hidetoshi Okuyama, Kobe, JP;
Osamu Yamamoto, Kobe, JP;
Taito Co., Ltd., Tokyo, JP;
Abstract
PCT No. PCT/JP78/00054 PCT Filed Dec. 14, 1978 Sec. 371 Date Aug. 9, 1979 Sec. 102(e) Date Aug. 9, 1979 PCT Pub. No. WO79/00394 PCT Pub. Date Jul. 12, 1979. Novel reddish coloring compounds of varying hue and the method for its production, obtained by reaction between iridoid compounds contained in biological substances, where if necessary, by pretreatment with chemical or enzymic means to form --COOH at the C-4 position, and in the case of glycosides by hydrolysis of iridoid compounds to aglycones with chemical or microbial or enzymic means, and a substance possessing a primary amino group under acidic condition.