Emulsion compositions containing quaternary ammonium compounds

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Nitrogen containing other than solely as a nitrogen in an...

Reexamination Certificate

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C514S642000, C514S002600, C514S009100, C514S011400, C514S015800, C514S772300, C514S785000, C514S786000, C424S078040, C424S400000, C424S427000

Reexamination Certificate

active

07973081

ABSTRACT:
Composition containing quaternary ammonium compounds in which the nitrogen atom is substituted by at least one alkyl group having at least 12 carbon atoms, the composition including at least 20% in weight by weight of the total composition, of ammonium halides in which the nitrogen atom is substituted by at least one alkyl group having at least 14 carbon atoms and more than 5%, preferably more than 7% in weight by weight of the total composition, of ammonium halides in which the nitrogen atom is substituted by at least one alkyl group having at least 16 carbon atoms. Ophthalmic oil-in-water emulsions containing such compositions, the ophthalmic emulsions being useful for eye care or for the treatment of eye conditions are also disclosed.

REFERENCES:
patent: 3954644 (1976-05-01), Krezanoski et al.
patent: 5190936 (1993-03-01), Laugier et al.
patent: 5951988 (1999-09-01), Littel-van den Hurk et al.
patent: 6375936 (2002-04-01), Allard et al.
patent: 6656460 (2003-12-01), Benita et al.
patent: 2002/0169138 (2002-11-01), Kunz et al.
patent: 2005/0059644 (2005-03-01), Rood et al.
patent: 2006/0100288 (2006-05-01), Bague et al.
patent: 2007/0248645 (2007-10-01), Bague et al.
patent: 2008/0025941 (2008-01-01), Rabinovich-Guilatt et al.
patent: 2008/0107738 (2008-05-01), Philips et al.
patent: 2008/0268020 (2008-10-01), Philips et al.
patent: 2009/0018057 (2009-01-01), Lambert et al.
patent: 0642782 (1995-03-01), None
patent: 1655021 (2006-05-01), None
patent: 633175 (1949-12-01), None
patent: WO9531958 (1995-11-01), None
patent: WO9725975 (1997-07-01), None
patent: WO9825620 (1998-06-01), None
patent: WO0122936 (2001-04-01), None
patent: WO2006050836 (2006-05-01), None
Household Products Database entry for Mineral Oil accessed Jul. 7, 2010 at http://householdproducts.nlm.nih.gov/cgi-bin/household/brands?tbl=chem&id=227.
European Search Report May 2, 2007.
International Search Report Apr. 2, 2008.
Robiot, Cetalkonium Chloride Product Info., Copyright 2003, p. 1.
Generic Name: Latanoprost, MedicineNet.com, Jul. 23, 1998, pp. 1-2.

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