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Assignee: Cygnus Research Corporation


Location: RedwoodCity, CA
No. of patents: 4

NumberTitleIssue Date
4973468Skin permeation enhancer compositions
Skin permeation enhancer compositions are provided which increase the permeability of skin to transdermally administered pharmacologically active agents. The composition contains diethylene glycol monoethyl or monomethyl ether in addition to an ester comp...
11/27/1990
4915950Printed transdermal drug delivery device
A method for making transdermal drug delivery devices is provided which includes: laminating an adsorbent source layer to a pressure-sensitive, pharmaceutically acceptable contact adhesive; depositing a drug in liquid form on one face of the source layer;...
04/10/1990
4911916Diffusion matrix for transdermal drug administration and transdermal drug delivery devices including same
A solid state, resilient laminated composite for administering a drug transdermally consisting of a top layer of a resilient elastomer; a middle diffusion matrix layer composed of a polyurethane macroporous foam framework in whose pores are embedded a vis...
03/27/1990
4906463Transdermal drug-delivery composition
A solid state, resilient laminated composite for administering a drug transdermally consisting of a multiplicity of spaced structural laminas of a resilient elastomer, one of which forms the top of the composite, a viscoelastic hydrophobic polymer lamina ...
03/06/1990
 
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