Patents by Inventor Jochem J. Effing

Jochem J. Effing has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Device for the transdermal delivery of diclofenac
    Patent number: 6193996
    Abstract: The present invention provides a pressure sensitive skin adhesive comprising: (a) a copolymer of one or more alkyl(meth)acrylates containing 4 to 12 carbon atoms in the alkyl group and one or more hydrophilic monomers; (b) a mixture of penetration enhancers comprising: (i) an alkyl ester of an aliphatic monocarboxylic acid containing 1 to 5 carbon atoms in the alkyl group (ii) an alkyl pyrrolidone and (iii) an alkane polyol (c) a therapeutically effective amount of diclofenac or a pharmaceutically acceptable salt thereof. Further provided is a transdermal drug delivery device containing the pressure sensitive skin adhesive.
    Type: Grant
    Filed: March 25, 1999
    Date of Patent: February 27, 2001
    Assignee: 3M Innovative Properties Company
    Inventors: Jochem J. Effing, Anja N. Becker, Carsten Coors