Patents by Inventor Alexander Jozef Magdalena Van de Rostyne

Alexander Jozef Magdalena Van de Rostyne 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).

  • Helicopter propeller rotor
    Patent number: D544825
    Type: Grant
    Filed: December 20, 2006
    Date of Patent: June 19, 2007
    Assignee: Silverlit Toys Manufactory, Ltd.
    Inventors: Alexander Jozef Magdalena Van de Rostyne, Chi Pok Billy Wai
  • Helicopter
    Patent number: D545755
    Type: Grant
    Filed: December 20, 2006
    Date of Patent: July 3, 2007
    Assignee: Silverlit Toys Manufactory, Ltd.
    Inventors: Alexander Jozef Magdalena Van de Rostyne, Chi Pok Billy Wai
  • Helicopter propeller
    Patent number: D546269
    Type: Grant
    Filed: December 20, 2006
    Date of Patent: July 10, 2007
    Assignee: Silverlit Toys Manufactory, Ltd.
    Inventors: Alexander Jozef Magdalena Van de Rostyne, Chi Pok Billy Wai