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Details for Patent: 5,604,229

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Patent 5,604,229 protects GILENYA and is included in one NDA. There has been one Paragraph IV challenge on Gilenya.

Summary for Patent: 5,604,229

Title: 2-amino-1,3-propanediol compound and immunosuppressant
Abstract:2-Amino-1,3-propanediol compounds of the formula (I) ##STR1## wherein R is an optionally substituted straight- or branched carbon chain, an optionally substituted aryl, an optionally substituted cycloalkyl or the like, and R.sup.2, R.sup.3, R.sup.4 and R.sup.5 are the same or different and each is a hydrogen, an alkyl, an aralkyl, an acyl or an alkoxycarbonyl, pharmaceutically acceptable salts thereof and immunosuppressants comprising these compounds as active ingredients. The 2-amino-1,3-propanediol compounds of the present invention show immunosuppressive action and are useful for suppressing rejection in organ or bone marrow tranplantation, prevention and treatment of autoimmune diseases or as reagents for use in medicinal and pharmaceutical fields.
Inventor(s): Fujita; Tetsuro (Muko, JP), Sasaki; Shigeo (Kobe, JP), Yoneta; Masahiko (Kobe, JP), Mishina; Tadashi (Iruma, JP), Adachi; Kunitomo (Iruma, JP), Chiba; Kenji (Iruma, JP)
Assignee: Yoshitomi Pharmaceutical Industries, Ltd. (Osaka, JP) Taito Co., Ltd. (Tokyo, JP)
Application Number:08/244,942
Patent Claim Types:
see list of patent claims
Compound; Use;
Patent PDF download available with subscription

Applicant Tradename Generic Name Dosage NDA Approval Date Type RLD Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
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Foreign Priority and PCT Information for Patent: 5,604,229

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Japan4-283281Oct 21, 1992
Japan5-179427Jul 20, 1993
PCT Information
PCT FiledOctober 18, 1993PCT Application Number:PCT/JP93/01515
PCT Publication Date:April 28, 1994PCT Publication Number: WO94/08943

International Patent Family for Patent: 5,604,229

Country Document Number Publication Date
Austria172711Nov 15, 1998
Canada2126337Apr 28, 1994
Cyprus2215Apr 18, 2003
Germany122011100012Oct 20, 2011
Germany69321823Dec 03, 1998
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Preferred citation:

Friedman, Y. Location of pharmaceutical innovation: 2000–2009 Nature Reviews Drug Discovery 9, 835–836 (2010).

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