Patents by Inventor Qiuzhe Xie

Qiuzhe Xie 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).

  • Purification method
    Patent number: 9440899
    Abstract: A method of separating a secondary alcohol compound from a primary alcohol compound using selective acylation is provided.
    Type: Grant
    Filed: December 15, 2014
    Date of Patent: September 13, 2016
    Assignee: Rohm and Haas Electronic Materials LLC
    Inventors: Christopher D. Gilmore, Chi-Wan Lee, Peter Trefonas, III, William Williams, III, Qiuzhe Xie