Patents by Inventor Sharon Denise DeBord

Sharon Denise DeBord 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).

  • Process for the C-alkylation of aromatic hydroxyl compounds
    Patent number: 6255538
    Abstract: Disclosed is a process for the preparation of dialkyl aromatic hydroxyl compounds such as dialkylphenols, dialkylbenzenediols, dialkylnaphthols and dialkylnaphthalenediols, especially 2,5-dialkylhydroquinone, by contacting an aromatic hydroxy compound with an olefin in the presence of a sulfonic acid and sulfuric acid.
    Type: Grant
    Filed: January 5, 2000
    Date of Patent: July 3, 2001
    Assignee: Eastman Chemical Company
    Inventors: Shawn Marie Dougherty, Sharon Denise DeBord, Robert Joseph Maleski