Patent ID: 6974871
Filing Date: 2005-12-13
Classification: A61K,A61Q

Abstract:
1. A composition for protecting human skin from harmful effects of the sun, the composition comprising a topically effective amount of: (a) a first chemical compound that absorbs ultraviolet light sufficiently to reduce significantly the damage to human skin from harmful effects of ultraviolet light; and (b) a second chemical compound having the formula: wherein: Q represents 4-E-2-R E represents NR N represents a nitrogen atom; R R T represents hydrogen or a chain comprising m atoms, the atoms in the chain being t carbon atoms and 0 to approximately 0.5t heteroatoms; the minimum value of m is 6; the maximum value of m is 22; X represents an anion; and u and v represent 1, 2, or 3 with the proviso that u=v.