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.

Date of Patent:
Mar. 06, 1990

Filed:

Feb. 10, 1989
Applicant:
Inventors:

Kohei Umezu, Yokohama, JP;

Koichiro Hirayama, Sagamihara, JP;

Kazuo Suzuki, Ami, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
568821 ; 560231 ; 560249 ;
Abstract

The present invention provides lysosome liberation inhibitors comprising, as effective ingredients, cembrane-type diterpene compounds represented by the general formula (I) or (II): ##STR1## wherein R is a hydrogen atom or an acyl group. Also provided is histamine release inhibitors comprising the cembrane-type diterpene compounds represented by the general formula (I) or (II) above as effective ingredients.


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