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.:

US 7638556 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 29, 2009

Filed:

Apr. 26, 2007
Applicants:

Akira Takada, Mishima-gun, JP;

Masao Sudo, Mishima-gun, JP;

Inventors:

Akira Takada, Mishima-gun, JP;

Masao Sudo, Mishima-gun, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 315/00 (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.


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Takada, Akira. (2009). Freeze-dried product of n-[o-(p-pivaloyloxy benzenesulfonylamino)benzoyl]glycine monosodium salt tetra-hydrate and a process for the manufacture thereof (U.S. Patent No. 7638556). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7638556

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