Patents by Inventor Patrick S. Tse

Patrick S. Tse 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).

  • Pill-resistant polyester fabrics
    Patent number: 4270913
    Abstract: Fabrics containing at least 50 percent by weight of polyester staple fiber have their pilling propensity greatly reduced by a process that involves (i) atomizing an aqueous solution of certain alkaline saponification agents, such as sodium hydroxide, (ii) applying the atomized solution in controlled amounts to at least one surface of the fabric, and (iii) heating the sprayed fabric to a temperature within the range of 115.degree. C. to 165.degree. C. for about 5 to 120 seconds.
    Type: Grant
    Filed: July 6, 1979
    Date of Patent: June 2, 1981
    Assignee: Celanese Corporation
    Inventor: Patrick S. Tse