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. 31, 1982
Filed:
Mar. 31, 1980
Applicant:
Inventors:
Ryousuke Touyama, Kobe, JP;
Hiroyuki Inouye, Kyoto, JP;
Tetsuro Shingu, Nishinomiya, JP;
Yoshio Takeda, Tokushima, JP;
Takeshi Ikumoto, Kobe, JP;
Hidetoshi Okuyama, Kobe, JP;
Osamu Yamamoto, Kobe, JP;
Assignee:
Taito Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
542430 ; 546112 ; 8568 ; 542466 ;
Abstract
Novel nitrogen-containing monoterpene derivatives having pyrindine skeleton and dimers, trimers and higher polymers thereof as low toxic and efficient dyestuffs. Their pharmacological effects are expected.