Lens care solutions comprising alkyldimonium hydroxypropyl...

Details Lens care solutions comprising alkyldimonium hydroxypropyl... Lens care solutions comprising alkyldimonium hydroxypropyl...

2008-09-22

2009-12-15

Mruk, Brian P (Department: 1796)

Cleaning compositions for solid surfaces, auxiliary compositions

Cleaning compositions or processes of preparing

For cleaning a specific substrate or removing a specific...

C510S470000, C510S474000, C510S490000, C510S496000, C510S504000

Reexamination Certificate

active

07632794

ABSTRACT:
A contact lens care solution comprising one or more alkyldimonium hydroxypropyl alkylglucosides of general formula I or general formula IIwherein R is a straight or branched C8-C24alkyl;A is —CH2CH(OH)CH2N+(CH3)2R1X−, wherein R1is a C8-C24alkyl and X−is a common counteranion, n is an average value from 1 to 6 and m is an average value from 1 to 2. The solution is formulated to clean and disinfect contact lenses or the solution is formulated as a rewet eye drop for use with contact lenses.

REFERENCES:
patent: 5405878 (1995-04-01), Ellis et al.
patent: 6277365 (2001-08-01), Ellis
patent: 7192937 (2007-03-01), Xia
patent: 2009/0047232 (2009-02-01), Orubor et al.

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