Expectorant compound, preparation method thereof and use thereof

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United States of America Patent

PATENT NO 11993561
APP PUB NO 20220388952A1
SERIAL NO

17769774

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Abstract

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The present disclosure discloses an expectorant compound, and specifically discloses compounds represented by formula I and formula II, pharmaceutically acceptable salts or tautomers thereof.

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Patent Owner(s)

Patent OwnerAddress
HC SYNTHETIC PHARMACEUTICAL CO LTDXI'AN SHAANXI 710075

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chen, Tieshan Xi'an, CN 4 0
Li, Dongxing Xi'an, CN 8 9
Qi, Sumin Xi'an, CN 3 0
Yang, Cheng Xi'an, CN 183 1057
Zhang, Qiyuan Xi'an, CN 4 0
Zhao, Xiaodan Xi'an, CN 10 7

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