Patents by Inventor Michael D. Lambert

Michael D. Lambert 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).

  • Copolymer binder fibers
    Patent number: 6197856
    Abstract: The invention relates to binder fibers made from copolyesters, the copolyesters themselves and catalysts and processes for producing the copolyesters. More particularly, the invention relates to copolyesters formed from 1,4-cyclohexanedimethanol, ethylene glycol and terephthalic acid, napthalenedicarboxylic acid, 1,4-cyclohexane dicarboxylic acid and esters or anhydrides thereof. Such copolyesters may be formed into a variety of products, especially binder fibers for nonwoven fabrics.
    Type: Grant
    Filed: August 28, 1998
    Date of Patent: March 6, 2001
    Assignee: Eastman Chemical Company
    Inventors: Leron R. Dean, Michael D. Lambert, William A. Haile, F. Henry Dillow, Mark E. Tincher