Stabilization of azulene derivatives

United States of America Patent

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Aug 6, 1985
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N/A
app pub date
May 11, 1983
filing date
Mar 9, 1982

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Expired

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Abstract

Sodium 1,4-dimethylisopropylazulene-3-sulfonate is stabilized by adding to a solution thereof, physiologically non-toxic additives and then removing or separating the solvent therefrom by spray drying or a lyophilization.

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Patent Owner(s)

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NIPPON SHINYAKU CO LTD	KYOTO JAPAN KYOTO

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Inventor Name	Address	# of filed Patents	Total Citations
Goshi, Hiroyuki	Shiga, JP	2	23
Kawamata, Masanobu	Kyoto, JP	6	52
Miyasako, Hideichi	Moriyama, JP	2	23
Ushimaru, Koichi	Kyoto, JP	5	88

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Stabilization of azulene derivatives

Number of patents in Portfolio can not be more than 2000

United States of America Patent

06473452

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PATENT NO	4533552
SERIAL NO	06473452
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06473452

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