Patents by Inventor Bjorn Borstelmann

Bjorn Borstelmann 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).

  • T-shirt with attached tie
    Patent number: D625898
    Type: Grant
    Filed: March 30, 2009
    Date of Patent: October 26, 2010
    Inventor: Bjorn Borstelmann
  • T-shirt with attached two piece tie
    Patent number: D669249
    Type: Grant
    Filed: January 5, 2011
    Date of Patent: October 23, 2012
    Inventor: Bjorn Borstelmann