Patents by Inventor Robert Cirjack

Robert Cirjack 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).

  • Bubble floatation device
    Patent number: D706373
    Type: Grant
    Filed: July 18, 2013
    Date of Patent: June 3, 2014
    Assignee: Wibit Sports GmbH
    Inventors: Robert Cirjack, Romann Rademacher
  • Handle for a floating waterpark
    Patent number: D854394
    Type: Grant
    Filed: July 24, 2017
    Date of Patent: July 23, 2019
    Assignee: WIBIT SPORTS GMBH
    Inventors: Romann Rademacher, Robert Cirjack
  • Inflatable watersport float
    Patent number: D886931
    Type: Grant
    Filed: December 20, 2018
    Date of Patent: June 9, 2020
    Assignee: WIBIT SPORTS GMBH
    Inventors: Romann Rademacher, Robert Cirjack
  • Recreational device
    Patent number: D902338
    Type: Grant
    Filed: June 28, 2017
    Date of Patent: November 17, 2020
    Assignee: WIBIT SPORTS GmbH
    Inventors: Romann Rademacher, Robert Cirjack