Patents by Inventor Willis Phillips

Willis Phillips 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).

  • Spiral Christmas tree construction
    Patent number: 6048590
    Abstract: A collapsible spiral Christmas tree construction 10 including a central support unit 11 for supporting a spiral display unit 13 including a spirally wound support member 40 having a plurality of contiguous spiral coils 41 and an adjustable tether unit 14 for varying the effective height and density of said spiral display unit 13.
    Type: Grant
    Filed: June 11, 1998
    Date of Patent: April 11, 2000
    Inventor: Willis Phillips