Appeal No. 2004-2205 Page 2
Application No. 09/766,403
comprising at least one hydrophobic block and at least one hydrophilic
block.
73. A cosmetic make up composition for a keratin material chosen from body
skin, facial skin, mucous membranes, the scalp, the hair, the nails , the
eyelashes, the eyebrows comprising a nanoemulsion comprising oil
globules with an average size of less than 150nm comprising at least one
oil, at least one amphiphilic lipid, and at least one nonionic polymer
comprising at least one hydrophobic block and at least one hydrophilic
block.
75. A non-therapeutic care process for a keratin material comprising applying
to said keratin material a nanoemulsion comprising oil globules with an
average size of less than 150 nm and comprising at least one oil, at least
one amphiphilic lipid, and at least one nonionic polymer comprising at
least one hydrophobic block and at least one hydrophilic block.
79. A process for thickening oil-in-water nanoemulsions comprising including
at least one nonionic polymer comprising at least one hydrophobic block
and at least one hydrophilic block in said nanoemulsions comprising oil
globules with an average size of less than 150nm and comprising at least
one oil and at least one amphiphilic lipid.
80. An oil-in-water nanoemulsion comprising oil globules with an average size
of less than 150nm comprising at least one oil phase, at least one
amphiphilic lipid, and at least one nonionic polymer comprising at least
one hydrophobic block and at least one hydrophilic block.
The examiner relies on the following references:
Cervantes et al. (Cervantes) 5,925,341 Jul. 20, 1999
Casperson et al. (Casperson) WO 99/36047 Jul. 22, 1999
Claims 1-9, 11-21, 23-25, 30, 33, 50, 51, and 55-84 stand rejected under 35
U.S.C. § 103 as obvious in view of Cervantes and Casperson.
We affirm.
Background
“Oil-in-water emulsions are well known in the cosmetic and dermopharmaceutical
field particularly for the preparation of cosmetic products such as lotions, tonics,
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