Patents by Inventor Sam Patrick Whitehouse

Sam Patrick Whitehouse 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).

  • HYDROPHILIC SURFACES FOR REDUCING FRICTION FORCES
    Publication number: 20120295824
    Abstract: A substrate (for example an implantable medical device) is provided with a lubricious surface by grafting onto the surface monomers containing acrylamide groups and then hydrolysing said groups under alkaline conditions, the grafting step being carried out in an aqueous environment.
    Type: Application
    Filed: May 18, 2012
    Publication date: November 22, 2012
    Inventors: Kadem Al-Lamee, Sam Patrick Whitehouse
  • Hydrophilic surfaces for reducing friction forces
    Patent number: 8252732
    Abstract: A substrate (for example an implantable medical device) is provided with a lubricious surface by grafting onto the surface monomers containing acrylamide groups and then hydrolyzing said groups under alkaline conditions, the grafting step being carried out in an aqueous environment.
    Type: Grant
    Filed: August 23, 2007
    Date of Patent: August 28, 2012
    Assignee: Bayer MatrialScience AG
    Inventors: Kadem Al-Lamee, Sam Patrick Whitehouse
  • HYDROPHILIC SURFACES FOR REDUCING FRICTION FORCES
    Publication number: 20100087343
    Abstract: A substrate (for example an implantable medical device) is provided with a lubricious surface by grafting onto the surface monomers containing acrylamide groups and then hydrolysing said groups under alkaline conditions, the grafting step being carried out in an aqueous environment.
    Type: Application
    Filed: August 23, 2007
    Publication date: April 8, 2010
    Applicant: POLYBIOMED LIMITED
    Inventors: Kadem Al-Lamee, Sam Patrick Whitehouse