US Patent 7939540 4-(3-benzoylaminophenyl)-6,7-dimethoxy-2-methylaminoquinazoline derivatives

Patent 7939540 was granted and assigned to Eisai on May, 2011 by the United States Patent and Trademark Office.

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Patent

Patent attributes

Current Assignee

Eisai

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

79395400

Patent Inventor Names

Yasutaka Takase0

Naoto Ishii0

Osamu Asano0

Takao Saeki0

Hisashi Wakita0

Kazuki Miyazaki0

Kazutomi Kusano0

Manabu Shirato0

Date of Patent

May 10, 2011

Patent Application Number

117079040

Date Filed

February 20, 2007

Patent Primary Examiner

‌

Susanna Moore

Patent abstract

A compound represented by the following formula (I), salt thereof, or hydrate thereof, can effectively relieve itch caused by atopic disease or the like:

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