Type II cubic liquid crystal composition

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Carbohydrate doai

Reexamination Certificate

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Details

C514S473000, C514S513000, C514S723000, C252S299610, C530S350000, C536S004100, C549S315000, C554S213000

Reexamination Certificate

active

07846903

ABSTRACT:
A cubic liquid crystal composition comprising at least one amphiphilic compound having the following general formula (1) and having an IV/OV value of 0.65 to 0.95, and water or an aqueous medium:wherein R represents a hydrophilic group; X and Y each independently represent a hydrogen atom or together form an oxygen atom; n is an integer of 0 to 4; and m is an integer of 0 to 3.

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Definition “hydrophilic”, Merriam-Webster Online Dictionary, available at http://www.merriam-webster.com/dictionary/hydrophilic, last viewed Jul. 30, 2009.
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Masakatsu Hato et al., “Aqueous phase behavior of A 1-ο- Phytanyl-β-D-Xyloside/Water System. Glycolipid-Based Biocontinuous Cubic Phases of Crystallographic Space Groups PN3M and IA3D.”, Langmuir, Dec. 21, 2004, p. 11366-11373, vol. 20, No. 26.
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Rajesh A. Salkar et al., “Alkylglucosides with isoprenoid-type hydrophobic chains—effects of Hydrophobic chain size on the aqueous behavior.”, Chemistry and Physics of Lipids, Jan. 2004, p. 65-75, vol. 127, No. 1.
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