Patents by Inventor Don Probst

Don Probst 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).

  • Processes for preparing 2,5-dichlorophenol
    Patent number: 11008276
    Abstract: Processes for producing 2,5-dichlorophenol and 3,6-dichloro-2-methoxybenzoic acid are described. Various processes for isomerizing 2,4-dichlorophenol over a zeolite catalyst to form 2,5-dichlorophenol are provided. Processes for preparing 2,5-dichlorophenol including hydroxylating 1,4-dichlorobenzene are also described. The present invention also relates to processes for producing 3,6-dichloro-2-methoxybenzoic acid.
    Type: Grant
    Filed: December 23, 2019
    Date of Patent: May 18, 2021
    Assignee: Monsanto Technology LLC
    Inventors: John H. Ahn, Don Probst, Kam-To Wan, John Wang
  • PROCESSES FOR PREPARING 2,5-DICHLOROPHENOL
    Publication number: 20200216379
    Abstract: Processes for producing 2,5-dichlorophenol and 3,6-dichloro-2-methoxybenzoic acid are described. Various processes for isomerizing 2,4-dichlorophenol over a zeolite catalyst to form 2,5-dichlorophenol are provided. Processes for preparing 2,5-dichlorophenol including hydroxylating 1,4-dichlorobenzene are also described. The present invention also relates to processes for producing 3,6-dichloro-2-methoxybenzoic acid.
    Type: Application
    Filed: December 23, 2019
    Publication date: July 9, 2020
    Applicant: Monsanto Technology LLC
    Inventors: John H. Ahn, Don Probst, Kam-To Wan, John Wang
  • Processes for preparing 2,5-dichlorophenol
    Patent number: 10550063
    Abstract: Processes for producing 2,5-dichlorophenol and 3,6-dichloro-2-methoxybenzoic acid are described. Various processes for isomerizing 2,4-dichlorophenol over a zeolite catalyst to form 2,5-dichlorophenol are provided. Processes for preparing 2,5-dichlorophenol including hydroxylating 1,4-dichlorobenzene are also described. The present invention also relates to processes for producing 3,6-dichloro-2-methoxybenzoic acid.
    Type: Grant
    Filed: October 2, 2015
    Date of Patent: February 4, 2020
    Assignee: Monsanto Technology LLC
    Inventors: Kam-To Wan, John H. Ahn, John Wang, Don Probst
  • PROCESSES FOR PREPARING 2,5-DICHLOROPHENOL
    Publication number: 20170247310
    Abstract: Processes for producing 2,5-dichlorophenol and 3,6-dichloro-2-methoxybenzoic acid are described. Various processes for isomerizing 2,4-dichlorophenol over a zeolite catalyst to form 2,5-dichlorophenol are provided. Processes for preparing 2,5-dichlorophenol including hydroxylating 1,4-dichlorobenzene are also described. The present invention also relates to processes for producing 3,6-dichloro-2-methoxybenzoic acid.
    Type: Application
    Filed: October 2, 2015
    Publication date: August 31, 2017
    Applicant: Monsanto Technology LLC
    Inventors: Kam-To Wan, John H. Ahn, John Wang, Don Probst