Patent ID: 9393218
Filing Date: 2016-07-19
CPC Classification: A61K,A61Q

Claim Text:
1. A flexible, readily adhesive, non-sticky, cosmetically inconspicuous patch for dermal or transdermal administration of an active ingredient, said patch comprising: a transparent, clear film that can be obtained by: applying on a patient's skin a pharmaceutical preparation, wherein said pharmaceutical preparation is in the form of a clear, sprayable solution, said pharmaceutical preparation comprising: 0.1-40% (w/w) of polyurethane-14-AMP-acrylate copolymer; 0.01-30% (w/w) of one or more active ingredients; 0.01-20% (w/w) of one or more softeners; 32-99.7% (w/w) ethanol as solvent; up to 50% (w/w) water; and subsequently evaporating said solvent, whereby no recrystallization of the active ingredient occurs and the active ingredient is present in dissolved form in the patch; wherein said patch has a wearing time of at least 24 hours.