Patents by Inventor Doug Vandervalk

Doug Vandervalk 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).

  • Sauna
    Patent number: D663853
    Type: Grant
    Filed: February 25, 2010
    Date of Patent: July 17, 2012
    Assignee: Sunlighten, Inc.
    Inventors: Aaron Zack, Doug Vandervalk, Jasen Sappenfield
  • French door sauna
    Patent number: D663854
    Type: Grant
    Filed: February 25, 2010
    Date of Patent: July 17, 2012
    Assignee: Sunlighten, Inc.
    Inventors: Aaron Zack, Doug Vandervalk, Jasen Sappenfield
  • Sauna exterior
    Patent number: D663855
    Type: Grant
    Filed: February 25, 2010
    Date of Patent: July 17, 2012
    Assignee: Sunlighten, Inc.
    Inventors: Aaron Zack, Doug Vandervalk, Jasen Sappenfield
  • Sauna exterior
    Patent number: D676925
    Type: Grant
    Filed: June 29, 2012
    Date of Patent: February 26, 2013
    Assignee: Sunlighten, Inc.
    Inventors: Aaron Zack, Doug Vandervalk, Jasen Sappenfield
  • Sauna exterior
    Patent number: D676972
    Type: Grant
    Filed: June 29, 2012
    Date of Patent: February 26, 2013
    Assignee: Sunlighten, Inc.
    Inventors: Aaron Zack, Doug Vandervalk, Jasen Sappenfield
  • Sauna exterior
    Patent number: D676973
    Type: Grant
    Filed: June 29, 2012
    Date of Patent: February 26, 2013
    Assignee: Sunlighten, Inc.
    Inventors: Aaron Zack, Doug Vandervalk, Jasen Sappenfield
  • Sauna exterior
    Patent number: D676974
    Type: Grant
    Filed: June 29, 2012
    Date of Patent: February 26, 2013
    Assignee: Sunlighten, Inc.
    Inventors: Aaron Zack, Doug Vandervalk, Jasen Sappenfield
  • Sauna exterior
    Patent number: D685102
    Type: Grant
    Filed: June 29, 2012
    Date of Patent: June 25, 2013
    Assignee: Sunlighten, Inc.
    Inventors: Aaron Zack, Doug Vandervalk, Jasen Sappenfield
  • Sauna exterior
    Patent number: D687955
    Type: Grant
    Filed: June 29, 2012
    Date of Patent: August 13, 2013
    Assignee: Sunlighten, Inc.
    Inventors: Aaron Zack, Doug Vandervalk, Jasen Sappenfield
  • Sauna
    Patent number: D698033
    Type: Grant
    Filed: July 16, 2012
    Date of Patent: January 21, 2014
    Assignee: Sunlighten, Inc.
    Inventors: Aaron Zack, Doug Vandervalk, Jasen Sappenfield