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:
Jul. 01, 1980
Filed:
May. 12, 1975
Applicant:
Inventors:
Hiromu Murai, Kyoto, JP;
Katsuya Ohata, Kyoto, JP;
Hiroshi Enomoto, Kyoto, JP;
Kenji Sempuku, Kyoto, JP;
Koji Kitaguchi, Kyoto, JP;
Yukio Fujita, Kyoto, JP;
Yoshiaki Yoshikuni, Kyoto, JP;
Kohei Kura, Kyoto, JP;
Katsuhide Saito, Kyoto, JP;
Tamiki Mori, Kyoto, JP;
Yasuo Yasutomi, Kyoto, JP;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ;
U.S. Cl.
CPC ...
424324 ; 2605 / ; 424320 ;
Abstract
A process for the preparation of amide derivatives of abietic acid, dehydroabietic acid, dihydroabietic acid or tetrahydroabietic acid which comprises reacting abietic acid, dehydroabietic acid, dihydroabietic acid or tetrahydroabietic acid or a reactive derivative thereof with an amine of the following formula: