Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Ester doai
Reexamination Certificate
2007-04-26
2009-12-29
Oh, Taylor Victor (Department: 1625)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Ester doai
C514S540000, C514S562000, C560S011000, C560S012000, C560S013000, C562S430000
Reexamination Certificate
active
07638556
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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patent: 318146 (1989-05-01), None
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Patent Abstract of Japan, Feb. 10, 1992, JP040692A (Ono Pharmaceutical Co., Ltd.).
Sudo Masao
Takada Akira
Oh Taylor Victor
Ono Pharmaceutical Co. Ltd.
Sughrue & Mion, PLLC
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