Patents by Inventor Mark Daniel Hartmann

Mark Daniel Hartmann 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).

  • Thermoplastic polyurethane-silicone elastomers
    Patent number: 6759487
    Abstract: Re-processable thermoplastic elastomer composition comprising (A) a thermoplastic polyurethane polymer, and (B) a silicone elastomer, wherein the weight ratio of the silicone elastomer to the thermoplastic polyurethane polymer is from 5:95 to 85:15, are disclosed along with methods for making such compositions.
    Type: Grant
    Filed: October 23, 2002
    Date of Patent: July 6, 2004
    Assignee: Dow Corning Corporation
    Inventors: Gerald Alphonse Gornowicz, Craig Steven Gross, Mark Daniel Hartmann, Jun Liao, Jeffrey Paul Sage, Gifford Neale Shearer, Thomas John Tangney
  • Thermoplastic polyurethane-silicone elastomers
    Publication number: 20030109623
    Abstract: Re-processable thermoplastic elastomer composition comprising (A) a thermoplastic polyurethane polymer, and (B) a silicone elastomer, wherein the weight ratio of the silicone elastomer to the thermoplastic polyurethane polymer is from 5:95 to 85:15, are disclosed along with methods for making such compositions.
    Type: Application
    Filed: October 23, 2002
    Publication date: June 12, 2003
    Inventors: Gerald Alphonse Gornowicz, Craig Steven Gross, Mark Daniel Hartmann, Jun Liao, Jeffrey Paul Sage, Gifford Neale Shearer, Thomas John Tangney