Patents by Inventor Willy J. H. Verhoeven

Willy J. H. Verhoeven 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).

  • Intravaginal ring drug delivery system
    Patent number: 10413504
    Abstract: Described herein is an intra-vaginal drug delivery system comprising (i) a core comprising a first thermoplastic polymer and a first therapeutic agent, wherein the first therapeutic agent is dissolved in the first thermoplastic polymer, and (ii) a skin surrounding the core comprising a second thermoplastic polymer, wherein the first therapeutic agent is less permeable in the second thermoplastic polymer than the first thermoplastic polymer, and a second therapeutic agent in solid form, wherein the second therapeutic agent is loaded in a portion of the skin.
    Type: Grant
    Filed: December 4, 2014
    Date of Patent: September 17, 2019
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Wouter de Graaff, Willy J. H. Verhoeven
  • DRUG DELIVERY SYSTEM
    Publication number: 20150157561
    Abstract: Described herein is an intra-vaginal drug delivery system comprising (i) a core comprising a first thermoplastic polymer and a first therapeutic agent, wherein the first therapeutic agent is dissolved in the first thermoplastic polymer, and (ii) a skin surrounding the core comprising a second thermoplastic polymer, wherein the first therapeutic agent is less permeable in the second thermoplastic polymer than the first thermoplastic polymer, and a second therapeutic agent in solid form, wherein the second therapeutic agent is loaded in a portion of the skin.
    Type: Application
    Filed: December 4, 2014
    Publication date: June 11, 2015
    Inventors: Wouter de Graaff, Willy J. H. Verhoeven