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:
Aug. 28, 2007
Filed:
Jul. 23, 2001
Applicants:
Akira Takada, Mishima-gun, JP;
Masao Sudo, Mishima-gun, JP;
Inventors:
Akira Takada, Mishima-gun, JP;
Masao Sudo, Mishima-gun, JP;
Assignee:
Ono Pharmaceuticals Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 315/00 (2006.01); C07C 303/00 (2006.01); C07C 317/00 (2006.01); A61K 31/24 (2006.01); A61K 31/195 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for the preparation of a freeze-dried product of N-[o-(p-pivaloyloxybenzenesulfonylamino)benzoyl]glycine monosodium salt tetra-hydrate dissolved in a mixed solvent of water and ethanol, and the freeze-dried product obtained by the method. According to the present invention, N-[o-(p-pivaloyloxybenzenesulfonylamino)benzoyl]glycine monosodium salt tetra-hydrate is dissolved in a small amount of a mixed solvent of water and ethanol, and therefore it is possible to manufacture high-dosage product by freeze-drying.