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. 07, 2006
Filed:
Jun. 04, 1998
Shigenori Ohkawa, Osaka, JP;
Masaki Setoh, Osaka, JP;
Mitsuru Kakihana, Hyogo, JP;
Masahiro Okura, Osaka, JP;
Shigenori Ohkawa, Osaka, JP;
Masaki Setoh, Osaka, JP;
Mitsuru Kakihana, Hyogo, JP;
Masahiro Okura, Osaka, JP;
Takeda Chemical Industries, Ltd., Osaka, JP;
Abstract
A compound of the formula:wherein Rand Reach is H or a hydrocarbon group which may be substituted, or Rand Rform a 3- to 8-membered carbo or heterocyclic ring which may be substituted; Ris H, a lower alkyl which may be substituted or an aromatic group which may be substituted; Ris (1) an aromatic group which may be substituted, (2) an aliphatic hydrocarbon group substituted by an aromatic group which may be substituted, which hydrocarbon group may be further substituted or (3) an acyl; X and Y each is oxygen or sulfur which may be oxidized; and ring A is a benzene ring which may be further substituted, or a salt thereof, is useful for an agent for suppressing neurodegeneration.