Patents by Inventor Karl Stefan Zahn

Karl Stefan Zahn 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).

  • Lighting fixture
    Patent number: D759292
    Type: Grant
    Filed: April 23, 2015
    Date of Patent: June 14, 2016
    Inventor: Karl Stefan Zahn
  • Lighting fixture
    Patent number: D760421
    Type: Grant
    Filed: April 10, 2015
    Date of Patent: June 28, 2016
    Inventor: Karl Stefan Zahn
  • Lighting fixture
    Patent number: D802202
    Type: Grant
    Filed: July 22, 2016
    Date of Patent: November 7, 2017
    Inventor: Karl Stefan Zahn
  • Lighting device
    Patent number: D803467
    Type: Grant
    Filed: April 29, 2016
    Date of Patent: November 21, 2017
    Inventor: Karl Stefan Zahn
  • Lighting fixture
    Patent number: D806307
    Type: Grant
    Filed: August 4, 2016
    Date of Patent: December 26, 2017
    Inventor: Karl Stefan Zahn
  • Lighting device
    Patent number: D824081
    Type: Grant
    Filed: October 16, 2017
    Date of Patent: July 24, 2018
    Inventor: Karl Stefan Zahn
  • Lighting fixture
    Patent number: D824083
    Type: Grant
    Filed: September 27, 2017
    Date of Patent: July 24, 2018
    Inventor: Karl Stefan Zahn
  • Lighting element
    Patent number: D851822
    Type: Grant
    Filed: February 23, 2018
    Date of Patent: June 18, 2019
    Assignee: Lindsey Adelman Studio LLC
    Inventor: Karl Stefan Zahn
  • Lighting element
    Patent number: D851823
    Type: Grant
    Filed: February 23, 2018
    Date of Patent: June 18, 2019
    Assignee: Lindsey Adelman Studio LLC
    Inventor: Karl Stefan Zahn
  • Lighting element
    Patent number: D851824
    Type: Grant
    Filed: February 23, 2018
    Date of Patent: June 18, 2019
    Assignee: Lindsey Adelman Studio LLC
    Inventor: Karl Stefan Zahn
  • Lighting element
    Patent number: D851825
    Type: Grant
    Filed: February 23, 2018
    Date of Patent: June 18, 2019
    Assignee: Lindsey Adelman Studio LLC
    Inventor: Karl Stefan Zahn
  • Lighting element
    Patent number: D851826
    Type: Grant
    Filed: February 23, 2018
    Date of Patent: June 18, 2019
    Assignee: Lindsey Adelman Studio LLC
    Inventor: Karl Stefan Zahn
  • Lighting element
    Patent number: D852406
    Type: Grant
    Filed: February 23, 2018
    Date of Patent: June 25, 2019
    Assignee: Lindsey Adelman Studio LLC
    Inventor: Karl Stefan Zahn
  • Lighting element
    Patent number: D852407
    Type: Grant
    Filed: February 23, 2018
    Date of Patent: June 25, 2019
    Assignee: Lindsey Adelman Studio LLC
    Inventor: Karl Stefan Zahn
  • Lighting fixture
    Patent number: D874047
    Type: Grant
    Filed: July 12, 2018
    Date of Patent: January 28, 2020
    Inventor: Karl Stefan Zahn