Patents by Inventor Terrence Edward Boonstra

Terrence Edward Boonstra 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).

  • Quick connection duct system
    Patent number: 8371619
    Abstract: A quick connection duct system with a unique connection mechanism for quick installation of hermetically sealed ducts.
    Type: Grant
    Filed: March 7, 2011
    Date of Patent: February 12, 2013
    Inventor: Terrence Edward Boonstra
  • Quick Connection Duct System
    Publication number: 20110215572
    Abstract: A quick connection duct system with a unique connection mechanism for quick installation of hermetically sealed ducts.
    Type: Application
    Filed: March 7, 2011
    Publication date: September 8, 2011
    Inventor: Terrence Edward BOONSTRA