Patents by Inventor Arthur Robert Henstock

Arthur Robert Henstock 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).

  • 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