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:
Jan. 14, 2020
Filed:
Dec. 18, 2015
Nagasaki University, Nagasaki-shi, Nagasaki, JP;
Yoshimasa Tanaka, Nagasaki, JP;
Kenji Matsumoto, Kyoto, JP;
Kosuke Hayashi, Kyoto, JP;
Yuki Sakai, Nagasaki, JP;
Nagahiro Minato, Kyoto, JP;
NAGASAKI UNIVERSITY, Nagasaki, JP;
Abstract
The novel bisphosphonic acid ester derivatives represented by the following formula (1):Y—Cy—(NH)—(CH)—C(X)(PO(OR)(OR))  (1)wherein each symbol is as defined in the DESCRIPTION, which has an amino group substituted by a heterocyclic group or a heterocyclic group containing a nitrogen atom, and the acid moiety is esterified with a POM group, an n-butanoyloxymethyl (BuOM) group and the like, exhibit a superior direct or indirect cytotoxicity effect on tumor cells and virus infected cells.