Patents by Inventor Neil P. Weston

Neil P. Weston 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).

  • Reactive crystallization method to improve particle size
    Patent number: 6558435
    Abstract: This invention provides a method of conducting a simultaneous chemical reaction and controlled crystallization of the product employing impinging fluid jet streams containing reactants capable of producing the product with desired particle size characteristics.
    Type: Grant
    Filed: May 23, 2001
    Date of Patent: May 6, 2003
    Assignees: Pfizer, Inc., Pfizer Products, Inc.
    Inventors: David J. Am Ende, Thomas C. Crawford, Neil P. Weston
  • Reactive crystallization method to improve particle size
    Publication number: 20020016498
    Abstract: This invention provides a method of conducting a simultaneous chemical reaction and controlled crystallization of the product employing impinging fluid jet streams containing reactants capable of producing the product with desired particle size characteristics.
    Type: Application
    Filed: May 23, 2001
    Publication date: February 7, 2002
    Inventors: David J. Am Ende, Thomas C. Crawford, Neil P. Weston