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:
Apr. 21, 1998
Filed:
Sep. 29, 1995
Applicant:
Inventors:
Chun-Nan Lin, Kaohsiung, TW;
Shen-Jeu Won, Tainan, TW;
Hsiao-Sheng Lieu, Tainan, TW;
Shorong-Shii Liou, Nantou Hsien, TW;
Assignee:
National Science Council, Taipei, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
514455 ; 549392 ;
Abstract
Compounds of general Formula I in which the substituents of R.sub.1 -R.sub.7 are hydrogen, hydroxy group, C.sub.1-6 alkyl group, C.sub.1-6 alkoxy group, or epoxypropoxy, but at the most, six of the substituents can simultaneously be hydrogen, methoxy group, or hydroxy group, or epoxypropoxy group for activity against hepatoma. There are also described processes for the preparation of the novel compounds and useful intermediates. Substitute benzophenones are described.