Patents by Inventor Fred Christian Wireko

Fred Christian Wireko 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).

  • Catalysts for the dehydration of hydroxypropionic acid and its derivatives
    Patent number: 11090639
    Abstract: Hydroxypropionic acid, hydroxypropionic acid derivatives, or mixtures thereof are dehydrated using a catalyst and a method to produce bio-acrylic acid, acrylic acid derivatives, or mixtures thereof. A method to produce the dehydration catalyst is also provided.
    Type: Grant
    Filed: May 11, 2020
    Date of Patent: August 17, 2021
    Assignee: The Procter & Gamble Company
    Inventors: Juan Esteban Velasquez, Dimitris Ioannis Collias, Jane Ellen Godlewski, Fred Christian Wireko
  • Catalysts for the dehydration of hydroxypropionic acid and its derivatives
    Patent number: 11000834
    Abstract: Hydroxypropionic acid, hydroxypropionic acid derivatives, or mixtures thereof are dehydrated using a catalyst and a method to produce bio-acrylic acid, acrylic acid derivatives, or mixtures thereof. A method to produce the dehydration catalyst is also provided.
    Type: Grant
    Filed: May 11, 2020
    Date of Patent: May 11, 2021
    Inventors: Juan Esteban Velasquez, Dimitris Ioannis Collias, Jane Ellen Godlewski, Fred Christian Wireko
  • Catalysts For The Dehydration Of Hydroxypropionic Acid And Its Derivatives
    Publication number: 20200269221
    Abstract: Hydroxypropionic acid, hydroxypropionic acid derivatives, or mixtures thereof are dehydrated using a catalyst and a method to produce bio-acrylic acid, acrylic acid derivatives, or mixtures thereof. A method to produce the dehydration catalyst is also provided.
    Type: Application
    Filed: May 11, 2020
    Publication date: August 27, 2020
    Inventors: Juan Esteban Velasquez, Dimitris Ioannis Collias, Jane Ellen Godlewski, Fred Christian Wireko
  • Catalysts For The Dehydration Of Hydroxypropionic Acid And Its Derivatives
    Publication number: 20200269220
    Abstract: Hydroxypropionic acid, hydroxypropionic acid derivatives, or mixtures thereof are dehydrated using a catalyst and a method to produce bio-acrylic acid, acrylic acid derivatives, or mixtures thereof. A method to produce the dehydration catalyst is also provided.
    Type: Application
    Filed: May 11, 2020
    Publication date: August 27, 2020
    Inventors: Juan Esteban Velasquez, Dimitris Ioannis Collias, Jane Ellen Godlewski, Fred Christian Wireko
  • Catalysts for the dehydration of hydroxypropionic acid and its derivatives
    Patent number: 10717070
    Abstract: Hydroxypropionic acid, hydroxypropionic acid derivatives, or mixtures thereof are dehydrated using a catalyst and a method to produce bio-acrylic acid, acrylic acid derivatives, or mixtures thereof. A method to produce the dehydration catalyst is also provided.
    Type: Grant
    Filed: March 11, 2019
    Date of Patent: July 21, 2020
    Assignee: The Procter & Gamble Company
    Inventors: Juan Esteban Velasquez, Dimitris Ioannis Collias, Jane Ellen Godlewski, Fred Christian Wireko
  • Catalysts For The Dehydration Of Hydroxypropionic Acid And Its Derivatives
    Publication number: 20190201879
    Abstract: Hydroxypropionic acid, hydroxypropionic acid derivatives, or mixtures thereof are dehydrated using a catalyst and a method to produce bio-acrylic acid, acrylic acid derivatives, or mixtures thereof. A method to produce the dehydration catalyst is also provided.
    Type: Application
    Filed: March 11, 2019
    Publication date: July 4, 2019
    Inventors: Juan Esteban Velasquez, Dimitris Ioannis Collias, Jane Ellen Godlewski, Fred Christian Wireko
  • Catalysts for the dehydration of hydroxypropionic acid and its derivatives
    Patent number: 10286387
    Abstract: Hydroxypropionic acid, hydroxypropionic acid derivatives, or mixtures thereof are dehydrated using a catalyst and a method to produce bio-acrylic acid, acrylic acid derivatives, or mixtures thereof. A method to produce the dehydration catalyst is also provided.
    Type: Grant
    Filed: November 20, 2017
    Date of Patent: May 14, 2019
    Assignee: The Procter & Gamble Company
    Inventors: Juan Esteban Velasquez, Dimitris Ioannis Collias, Jane Ellen Godlewski, Fred Christian Wireko
  • Catalysts for the dehydration of hydroxypropionic acid and its derivatives
    Patent number: 10272416
    Abstract: Hydroxypropionic acid, hydroxypropionic acid derivatives, or mixtures thereof are dehydrated using a catalyst and a method to produce bio-acrylic acid, acrylic acid derivatives, or mixtures thereof. A method to produce the dehydration catalyst is also provided.
    Type: Grant
    Filed: January 4, 2018
    Date of Patent: April 30, 2019
    Assignee: The Procter & Gamble Company
    Inventors: Juan Esteban Velasquez, Dimitris Ioannis Collias, Jane Ellen Godlewski, Fred Christian Wireko
  • Catalytic dehydration of hydroxypropionic acid and its derivatives
    Patent number: 10106481
    Abstract: Hydroxypropionic acid, hydroxypropionic acid derivatives, or mixtures thereof are dehydrated using a catalyst and a method to produce bio-acrylic acid, acrylic acid derivatives, or mixtures thereof. A method to produce the dehydration catalyst is also provided.
    Type: Grant
    Filed: August 29, 2016
    Date of Patent: October 23, 2018
    Assignee: The Procter & Gamble Company
    Inventors: Juan Esteban Velasquez, Dimitris Ioannis Collias, Jane Ellen Godlewski, Fred Christian Wireko
  • Catalysts For The Dehydration Of Hydroxypropionic Acid And Its Derivatives
    Publication number: 20180126363
    Abstract: Hydroxypropionic acid, hydroxypropionic acid derivatives, or mixtures thereof are dehydrated using a catalyst and a method to produce bio-acrylic acid, acrylic acid derivatives, or mixtures thereof. A method to produce the dehydration catalyst is also provided.
    Type: Application
    Filed: January 4, 2018
    Publication date: May 10, 2018
    Inventors: Juan Esteban Velasquez, Dimitris Ioannis Collias, Jane Ellen Godlewski, Fred Christian Wireko
  • Catalysts For The Dehydration Of Hydroxypropionic Acid And Its Derivatives
    Publication number: 20180071722
    Abstract: Hydroxypropionic acid, hydroxypropionic acid derivatives, or mixtures thereof are dehydrated using a catalyst and a method to produce bio-acrylic acid, acrylic acid derivatives, or mixtures thereof. A method to produce the dehydration catalyst is also provided.
    Type: Application
    Filed: November 20, 2017
    Publication date: March 15, 2018
    Inventors: Juan Esteban Velasquez, Dimitris Ioannis Collias, Jane Ellen Godlewski, Fred Christian Wireko
  • Catalysts for the dehydration of hydroxypropionic acid and its derivatives
    Patent number: 9889435
    Abstract: Hydroxypropionic acid, hydroxypropionic acid derivatives, or mixtures thereof are dehydrated using a catalyst and a method to produce bio-acrylic acid, acrylic acid derivatives, or mixtures thereof. A method to produce the dehydration catalyst is also provided.
    Type: Grant
    Filed: August 29, 2016
    Date of Patent: February 13, 2018
    Assignee: The Procter & Gamble Company
    Inventors: Juan Esteban Velasquez, Dimitris Ioannis Collias, Jane Ellen Godlewski, Fred Christian Wireko
  • Catalytic Dehydration Of Hydroxypropionic Acid And Its Derivatives
    Publication number: 20170057901
    Abstract: Hydroxypropionic acid, hydroxypropionic acid derivatives, or mixtures thereof are dehydrated using a catalyst and a method to produce bio-acrylic acid, acrylic acid derivatives, or mixtures thereof. A method to produce the dehydration catalyst is also provided.
    Type: Application
    Filed: August 29, 2016
    Publication date: March 2, 2017
    Inventors: Juan Esteban Velasquez, Dimitris Ioannis Collias, Jane Ellen Godlewski, Fred Christian Wireko
  • Catalytic Dehydration Of Hydroxypropionic Acid And Its Derivatives
    Publication number: 20170057900
    Abstract: Hydroxypropionic acid, hydroxypropionic acid derivatives, or mixtures thereof are dehydrated using a catalyst and a method to produce bio-acrylic acid, acrylic acid derivatives, or mixtures thereof. A method to produce the dehydration catalyst is also provided.
    Type: Application
    Filed: August 29, 2016
    Publication date: March 2, 2017
    Inventors: Juan Esteban Velasquez, Dimitris Ioannis Collias, Jane Ellen Godlewski, Fred Christian Wireko
  • Catalysts For The Dehydration Of Hydroxypropionic Acid And Its Derivatives
    Publication number: 20170056862
    Abstract: Hydroxypropionic acid, hydroxypropionic acid derivatives, or mixtures thereof are dehydrated using a catalyst and a method to produce bio-acrylic acid, acrylic acid derivatives, or mixtures thereof. A method to produce the dehydration catalyst is also provided.
    Type: Application
    Filed: August 29, 2016
    Publication date: March 2, 2017
    Inventors: Juan Esteban Velasquez, Dimitris Ioannis Collias, Jane Ellen Godlewski, Fred Christian Wireko
  • COMPOSITION COMPRISING PARTICULATE ZINC MATERIALS HAVING A DEFINED CRYSTALLITE SIZE
    Publication number: 20080160093
    Abstract: The present invention discloses a composition comprising a particulate zinc material wherein the particulate zinc material has a crystallite size less than 600 ?. The present invention further comprises a shampoo composition comprising an effective amount of a surfactant, an effective amount of a particulate zinc material, an effective amount of a metal salt of pyrithione, and an effective amount of a suspending agent wherein the particulate zinc material has a crystallite size less than 600 ?.
    Type: Application
    Filed: February 11, 2008
    Publication date: July 3, 2008
    Inventors: James Robert Schwartz, Eric Scott Johnson, Bonnie Theresa King, Carl Hinz Margraf, Gregory V. Tormos, David Thomas Warnke, Fred Christian Wireko
  • Composition comprising particulate zinc materials having a defined crystallite size
    Publication number: 20040191331
    Abstract: The present invention discloses a composition comprising a particulate zinc material wherein the particulate zinc material has a crystallite size less than 600 Å. The present invention further comprises a shampoo composition comprising an effective amount of a surfactant, an effective amount of a particulate zinc material, an effective amount of a metal salt of pyrithione, and an effective amount of a suspending agent wherein the particulate zinc material has a crystallite size less than 600 Å.
    Type: Application
    Filed: December 19, 2003
    Publication date: September 30, 2004
    Applicant: The Procter & Gamble Company
    Inventors: James Robert Schwartz, Eric Scott Johnson, Bonnie Theresa King, Carl Hinz Margraf, Gregory V. Tormos, David Thomas Warnke, Fred Christian Wireko