Patents by Inventor Gerald SCHMELEBECK

Gerald SCHMELEBECK 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).

  • Selective hydrolysis and alcoholysis of chlorinated benzenes
    Patent number: 10093607
    Abstract: The present invention relates to a process for providing a compound of formula (I): wherein R is hydrogen or R?, wherein R? is —(C1-C4)alkyl, and Hal is a halogen, the process comprising the step of: reacting a compound of formula (II) wherein Hal is defined as above, with an alkali metal alkoxide of the formula XOR?, wherein X is an alkali metal, and R? is defined as above.
    Type: Grant
    Filed: October 2, 2014
    Date of Patent: October 9, 2018
    Assignee: BASF SE
    Inventors: Eric George Klauber, Michael Rack, Thomas Zierke, Nicole Holub, David Cortes, Gerald Schmelebeck, Junmin Ji
  • Process for providing dihalogen substituted salicylic acid derivatives
    Patent number: 10087133
    Abstract: The present invention relates to a process for providing dihalogen substituted salicylic acid derivatives of formula (II):
    Type: Grant
    Filed: December 10, 2014
    Date of Patent: October 2, 2018
    Assignee: BASF SE
    Inventors: Eric George Klauber, Michael Rack, Thomas Zierke, Nicole Holub, David Cortes, Gerald Schmelebeck, Junmin Ji
  • Process for producing 2,5-dihalophenolethers
    Patent number: 9957212
    Abstract: The present invention relates to a process for providing a compound of formula (IV): wherein R1 and R2 are each independently C1-C4 alkyl, and Hal is independently Cl or Br, the process comprising the steps of: (i) reacting a compound of formula (II) wherein R1 and Hal is defined as above, to obtain a compound of formula (III) wherein R1 and Hal is defined as above, and (ii) reacting the compound of formula (III) to obtain the compound of formula (IV).
    Type: Grant
    Filed: February 19, 2015
    Date of Patent: May 1, 2018
    Assignee: BASF SE
    Inventors: Eric George Klauber, Michael Rack, Thomas Zierke, Nicole Holub, Gerald Schmelebeck, Junmin Ji, David Cortes
  • Process for purifying 2,5-dichlorophenol
    Patent number: 9701604
    Abstract: A process for purifying 2,5-dichlorophenol, the process comprising the steps of distillation and subsequent crystallization.
    Type: Grant
    Filed: December 1, 2014
    Date of Patent: July 11, 2017
    Assignee: BASF SE
    Inventors: Eric George Klauber, Michael Rack, Thomas Zierke, Sebastian Wloch, Nicole Holub, Stefan Dudenhoeffer, Gerald Schmelebeck, Junmin Ji, David Cortes
  • Process for hydrolyzing 1,2,4-trihalobenzene
    Patent number: 9643909
    Abstract: The present invention relates to a process for providing a compound of formula (I): wherein Hal is a halogen, the process comprising the step of: reacting a compound of formula (II) wherein Hal is defined as above, with an alkali metal sulfite of the formula X2SO3 and an alkali metal hydroxide of the formula YOH, wherein X and Y are independently selected from an alkali metal.
    Type: Grant
    Filed: September 25, 2014
    Date of Patent: May 9, 2017
    Assignee: BASF SE
    Inventors: Gerald Schmelebeck, Junmin Ji, Eric George Klauber, Michael Rack, Thomas Zierke, Nicole Holub, David Cortes
  • PROCESS FOR PRODUCING 2,5-DIHALOPHENOLETHERS
    Publication number: 20170008824
    Abstract: The present invention relates to a process for providing a compound of formula (IV): wherein R1 and R2 are each independently C1-C4 alkyl, and Hal is independently Cl or Br, the process comprising the steps of: (i) reacting a compound of formula (II) wherein R1 and Hal is defined as above, to obtain a compound of formula (III) wherein R1 and Hal is defined as above, and (ii) reacting the compound of formula (III) to obtain the compound of formula (IV).
    Type: Application
    Filed: February 19, 2015
    Publication date: January 12, 2017
    Inventors: Eric George KLAUBER, Michael RACK, Thomas ZIERKE, Nicole HOLUB, Gerald SCHMELEBECK, Junmin JI, David CORTES
  • Process for Providing Dihalogen Substituted Salicylic Acid Derivatives
    Publication number: 20160311747
    Abstract: The present invention relates to a process for providing dihalogen substituted salicylic acid derivatives of formula (II):
    Type: Application
    Filed: December 10, 2014
    Publication date: October 27, 2016
    Inventors: Eric George KLAUBER, Michael RACK, Thomas ZIERKE, Nicole HOLUB, David CORTES, Gerald SCHMELEBECK, Junmin JI
  • Process for Purifying 2,5-Dichlorophenol
    Publication number: 20160304425
    Abstract: A process for purifying 2,5-dichlorophenol, the process comprising the steps of distillation and subsequent crystallization.
    Type: Application
    Filed: December 1, 2014
    Publication date: October 20, 2016
    Inventors: Eric George KLAUBER, Michael RACK, Thomas ZIERKE, Sebastian WLOCH, Nicole HOLUB, Stefan DUDENHOEFFER, Gerald SCHMELEBECK, Junmin JI, David CORTES
  • SELECTIVE HYDROLYSIS AND ALCOHOLYSIS OF CHLORINATED BENZENES
    Publication number: 20160289157
    Abstract: The present invention relates to a process for providing a compound of formula (I): wherein R is hydrogen or R?, wherein R? is -(C1-C4)alkyl, and Hal is a halogen, the process comprising the step of: reacting a compound of formula (II) wherein Hal is defined as above, with an alkali metal alkoxide of the formula XOR?, wherein X is an alkali metal, and R? is defined as above.
    Type: Application
    Filed: October 2, 2014
    Publication date: October 6, 2016
    Inventors: Eric George KLAUBER, Michael RACK, Thomas ZIERKE, Nicole HOLUB, David CORTES, Gerald SCHMELEBECK, Junmin JI
  • Process for Hydrolyzing 1,2,4-trihalobenzene
    Publication number: 20160251294
    Abstract: The present invention relates to a process for providing a compound of formula (I): wherein Hal is a halogen, the process comprising the step of: reacting a compound of formula (II) wherein Hal is defined as above, with an alkali metal sulfite of the formula X2SO3 and an alkali metal hydroxide of the formula YOH, wherein X and Y are independently selected from an alkali metal.
    Type: Application
    Filed: September 25, 2014
    Publication date: September 1, 2016
    Inventors: Gerald SCHMELEBECK, Junmin JI, Eric George KLAUBER, Michael RACK, Thomas ZIERKE, Nicole HOLUB, David CORTES