Patents by Inventor Thomas Shanks

Thomas Shanks 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).

  • Oxidation process to produce a crude and/or purified carboxylic acid product
    Patent number: 9428480
    Abstract: Disclosed is an oxidation process to produce a crude carboxylic acid product carboxylic acid product. The process comprises oxidizing a feed stream comprising at least one oxidizable compound to generate a crude carboxylic acid slurry comprising furan-2,5-dicarboxylic acid (FDCA) and compositions thereof. Also disclosed is a process to produce a dry purified carboxylic acid product by utilizing various purification methods on the crude carboxylic acid.
    Type: Grant
    Filed: September 24, 2014
    Date of Patent: August 30, 2016
    Assignee: Eastman Chemical Company
    Inventors: Mesfin Janka, David Lange, Michael Morrow, Bradford Bowers, Kenny Parker, Ashfaq Shaikh, Lee Partin, Jason Jenkins, Paula Moody, Thomas Shanks, Charles Sumner
  • OXIDATION PROCESS TO PRODUCE A CRUDE AND/OR PURIFIED CARBOXYLIC ACID PRODUCT
    Publication number: 20150011783
    Abstract: Disclosed is an oxidation process to produce a crude carboxylic acid product carboxylic acid product. The process comprises oxidizing a feed stream comprising at least one oxidizable compound to generate a crude carboxylic acid slurry comprising furan-2,5-dicarboxylic acid (FDCA) and compositions thereof. Also disclosed is a process to produce a dry purified carboxylic acid product by utilizing various purification methods on the crude carboxylic acid.
    Type: Application
    Filed: September 24, 2014
    Publication date: January 8, 2015
    Applicant: EASTMAN CHEMICAL COMPANY
    Inventors: Mesfin Janka, David Lange, Michael Morrow, Bradford Bowers, Kenny Parker, Ashfaq Shaikh, Lee Partin, Jason Jenkins, Paula Moody, Thomas Shanks, Charles Sumner
  • Process for preparing esters of 3-amino-4-halobenzoic acid
    Publication number: 20060135807
    Abstract: Disclosed is a process for producing good yields of high quality esters of 3-amino-4-halobenzoic acid by contacting the subject acid with an alkyl halide or sulfonate in a solvent in the presence of an aqueous alkali metal hydroxide and a phase transfer catalyst comprising tetrasubstituted ammonium or phosphonium salt.
    Type: Application
    Filed: December 20, 2004
    Publication date: June 22, 2006
    Inventors: Thomas Shanks, Robert Maleski