US Patent 7364723 Liquid preparation for contact lenses
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Patent Inventor Names
Chikako Nakamura0
Kazuhiko Nakada0
Tatsuya Hayashi0
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Patent abstract
A highly safe liquid preparation for contact lenses which contains 0.3 to 50 ppm of a polyamine having recurring units of the formula (I):
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US Patent 07364723 Liquid preparation for contact lenses US Patent 7364723 Liquid preparation for contact lenses
Infobox
Patent Number
073647230
Patent Number
73647230
Edits on 27 Sep, 2022
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Infobox
Is a
Patent Jurisdiction
Patent Number
073647230
Date of Patent
April 29, 2008
0Patent Application Number
100887700
Date Filed
September 20, 1999
0Official Website
Patent Primary Examiner
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US Patent 07364723 Liquid preparation for contact lenses
Infobox
Is a
Patent jurisdiction
Patent number
07364723
Date of patent
April 29, 2008
Patent application number
10088770
Date Filed
September 20, 1999
Patent primary examiner
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