Patents by Inventor Frank Wilding

Frank Wilding 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).

  • Method of forming a bulked polyester textile yarns
    Patent number: 3959962
    Abstract: A bulked polyester textile yarn composed of drawn helically crimped bicomponent continuous filaments and drawn substantially uncrimped continuous homofilaments is made by interlacing and substantially simultaneously relaxing a mixture of (A) potentially crimpable, drawn bicomponent filaments and (B) drawn continuous homofilaments, the filaments (A) having greater potential shrinkage than filaments (B).
    Type: Grant
    Filed: February 21, 1974
    Date of Patent: June 1, 1976
    Assignee: Imperial Chemical Industries Limited
    Inventor: Frank Wilding
  • Bulked polyester heteroyarns
    Patent number: 3948033
    Abstract: A bulked polyester continuous filament heteroyarn composed of uncrimped filaments and helically crimped filaments, and having alternating compact and loopy zones. The helically crimped filaments include homofilaments (e.g., false-twist bulked) and heterofilaments.
    Type: Grant
    Filed: February 21, 1974
    Date of Patent: April 6, 1976
    Assignee: Imperial Chemical Industries Limited
    Inventors: Arthur Robert Henstock, Walter Raymond Jones, Frank Wilding