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:
Mar. 06, 1990
Filed:
Aug. 22, 1988
Kazuhiko Yamada, Ohi, JP;
Yoshiyuki Tahara, Tsurugashima, JP;
Masashi Toyoda, Kawagoe, JP;
Osamu Irino, Tokyo, JP;
Noriyuki Misaki, Inagi, JP;
Nisshin Flour Milling Co., Ltd., both of, JP;
Grelan Pharmaceutical Co., Ltd., both of, JP;
Abstract
Anti-ulcer agents containing isoprenoid derivatives are provided. The isoprenoid derivatives are represented by the formula: ##STR1## wherein: R represents a group of formula ##STR2## In the above formula, R.sub.1, R.sub.2 and R.sub.3 may be the same or different each other and each represents a hydrogen atom, a hydroxy group, a lower alkanoyloxy group, a lower alkyl group or a lower alkoxy group, provided that two or more of them do not represent hydrogen atoms at the same time; R.sub.4 and R.sub.5 may be the same or different each other and each represents a hydrogen atom, a hydroxy group or a lower alkanoyloxy group represents the signal or the double bond between the carbon atoms; m represents 0 or 1; n represents 0 or an integer of from 1 to 9, provided that the sum of m and n is an integer of from 1 to 9.