Patents by Inventor Richard Vonder Embse

Richard Vonder Embse 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).

  • REDUCING RESIDUAL MONOMER CONTENT IN COPOLYMERS OF STYRENE AND VINYLPYRIDINE
    Publication number: 20180057616
    Abstract: Copolymers of styrene and vinylpyridine having residual monomer levels of less than about 1000 parts per billion and processes for preparing said copolymers.
    Type: Application
    Filed: August 29, 2017
    Publication date: March 1, 2018
    Inventors: Xiaojun Wang, Graciela B. Arhancet, Richard Vonder Embse, John Hume
  • Ethoxylated surfactants
    Patent number: 9902690
    Abstract: The present invention provides sulfur- or selenium-containing compounds comprising hydrophobic moieties and ethoxylated ester or ethoxylated amide moieties such that the compounds have surfactant properties. Also provided are methods for using the disclosed compounds or mixtures thereof in a variety of applications.
    Type: Grant
    Filed: December 22, 2014
    Date of Patent: February 27, 2018
    Assignees: Novus International, Inc., Board of Regents of the University of Oklahoma
    Inventors: Graciela Arhancet, Scott Long, Xiaojun Wang, Richard Vonder Embse, Brian Grady, Jeff Harwell, Guangzhe Yu
  • ETHOXYLATED SURFACTANTS
    Publication number: 20160340302
    Abstract: The present invention provides sulfur- or selenium-containing compounds comprising hydrophobic moieties and ethoxylated ester or ethoxylated amide moieties such that the compounds have surfactant properties. Also provided are methods for using the disclosed compounds or mixtures thereof in a variety of applications.
    Type: Application
    Filed: December 22, 2014
    Publication date: November 24, 2016
    Inventors: Graciela ARHANCET, Scott LONG, Xiaojun WANG, Richard Vonder EMBSE, Brian GRADY, Jeff HARWELL, Guangzhe YU
  • Sulfoxide-based surfactants
    Patent number: 9169203
    Abstract: The present invention provides sulfoxide compounds comprising hydrophobic ester or amide moieties such that the compounds have surfactant properties. Also provided are methods for using the sulfoxide compounds or mixtures of the sulfoxide compounds in a variety of applications.
    Type: Grant
    Filed: December 28, 2012
    Date of Patent: October 27, 2015
    Assignee: Novus International, Inc.
    Inventors: Brian Grady, Jeff Harwell, Graciela Arhancet, Scott Long, Richard Vonder Embse, Guangzhe Yu
  • N-acylation of amines
    Patent number: 8865920
    Abstract: Provided herein are processes for the preparation of N-acylated amines. In particular, the processes comprise contacting an amine with an acid comprising a carboxylic acid group to form the N-acylated amine.
    Type: Grant
    Filed: March 9, 2011
    Date of Patent: October 21, 2014
    Assignee: Novus International, Inc.
    Inventors: Richard Vonder Embse, Michael Hayes, James C. Peterson
  • Preparation of methionine or selenomethionine from homoserine via a 4-substituted 2-aminobutanoic acid intermediate
    Patent number: 8742170
    Abstract: Provided herein are processes for the production of methionine or selenomethionine from homoserine. In particular, the processes proceed via the production of 4-substituted 2-aminobutanoic acid intermediates or derivatives thereof.
    Type: Grant
    Filed: March 9, 2011
    Date of Patent: June 3, 2014
    Assignee: Novus International, Inc.
    Inventors: Stephen J. Lorbert, Kevin A. Trankler, Richard Vonder Embse, Dayna L. Turner, Tracy Rode, Cynthia K. Snoddy, James C. Peterson
  • Preparation of methionine or selenomethionine from homoserine via a carbamate intermediate
    Patent number: 8476427
    Abstract: Provided herein are processes for the production of methionine or selenomethionine from homoserine. In particular, the processes proceed via the production of carbamate intermediates.
    Type: Grant
    Filed: March 9, 2011
    Date of Patent: July 2, 2013
    Assignee: Novus International, Inc.
    Inventors: Stephen J. Lorbert, Kevin A. Trankler, Richard Vonder Embse, Dayna L. Turner, Tracy Rode, James C. Peterson
  • N-ACYLATION OF AMINES
    Publication number: 20130012728
    Abstract: Provided herein are processes for the preparation of N-acylated amines. In particular, the processes comprise contacting an amine with an acid comprising a carboxylic acid group to form the N-acylated amine.
    Type: Application
    Filed: March 9, 2011
    Publication date: January 10, 2013
    Applicant: NOVUS INTERNATIONAL INC.
    Inventors: Richard Vonder Embse, Michael Hayes, James C. Peterson
  • Preparation of Methionine or Selenomethionine from Homoserine via a Lactone Intermediate
    Publication number: 20130006014
    Abstract: Provided herein are processes for the production of methionine or selenomethionine from homoserine. In particular, the processes proceed via the production of lactone intermediates.
    Type: Application
    Filed: August 30, 2012
    Publication date: January 3, 2013
    Applicant: NOVUS INTERNATIONAL INC.
    Inventors: Stephen J. Lorbert, Kevin A. Trankler, Richard Vonder Embse, Dayna L. Turner, Tracy Rode, Cynthia K. Snoddy, James C. Peterson
  • PREPARATION OF METHIONINE OR SELENOMETHIONINE FROM HOMOSERINE VIA A CARBAMATE INTERMEDIATE
    Publication number: 20110224430
    Abstract: Provided herein are processes for the production of methionine or selenomethionine from homoserine. In particular, the processes proceed via the production of carbamate intermediates.
    Type: Application
    Filed: March 9, 2011
    Publication date: September 15, 2011
    Applicant: NOVUS INTERNATIONAL INC.
    Inventors: Stephen J. Lorbert, Kevin A. Trankler, Richard Vonder Embse, Dayna L. Turner, Tracy Rode, James C. Peterson
  • PREPARATION OF METHIONINE OR SELENOMETHIONINE FROM HOMOSERINE VIA A 4-SUBSTITUTED 2-AMINOBUTANOIC ACID INTERMEDIATE
    Publication number: 20110224458
    Abstract: Provided herein are processes for the production of methionine or selenomethionine from homoserine. In particular, the processes proceed via the production of 4-substituted 2-aminobutanoic acid intermediates or derivatives thereof.
    Type: Application
    Filed: March 9, 2011
    Publication date: September 15, 2011
    Applicant: NOVUS INTERNATIONAL INC.
    Inventors: Stephen J. Lorbert, Kevin A. Trankler, Richard Vonder Embse, Dayna L. Turner, Tracy Rode, Cynthia K. Snoddy, James C. Peterson
  • Processes for the preparation of 3-(4-(2,4-difluorobenzyloxy)-3-bromo-6-methyl-2-oxopyridin-1(2H)-yl)-N,4-dimethylbenzamide
    Patent number: 7906536
    Abstract: This invention is directed generally to processes for the preparation of compounds of Formula I: wherein R2, R3, R4, R5, X1, X2, X3, X4, X5, X6 are as defined in the specification.
    Type: Grant
    Filed: December 12, 2007
    Date of Patent: March 15, 2011
    Assignee: Pfizer Inc
    Inventors: Daniel Dukesherer, Michael Mao, Richard Vonder Embse, Gopi Yalamanchili, Rajappa Vaidyanathan, Brian Chekal, George Klemm, Ronald VanderRoest, Randy Geurink
  • Pyrazole Derivatives as 5-LO-Inhibitors
    Publication number: 20090227634
    Abstract: The invention relates to compounds of formula (I) processes for their preparation, their use as 5-lipoxygenase inhibitors and pharmaceutical compositions containing the same.
    Type: Application
    Filed: November 24, 2008
    Publication date: September 10, 2009
    Inventors: Edgardo Alvira, Matthew J. Graneto, Margaret Lanahan Grapperhaus, Kaliappan Iyanar, Todd M. Maddux, Matthew W. Mahoney, Mark A. Massa, Kirby R. Sample, Michelle A. Schmidt, Ronald E. Seidel, Jon G. Selbo, Michael B. Tollefson, Richard A. Vonder Embse, Grace M. Wagner, Scott S. Woodard
  • PROCESSES FOR THE PREPARATION OF 3-(4-(2,4-DIFLUOROBENZYLOXY)-3-BROMO-6-METHYL-2-OXOPYRIDIN-1(2H)-YL)-N,4-DIMETHYLBENZAMIDE
    Publication number: 20080177077
    Abstract: This invention is directed generally to processes for the preparation of compounds of Formula I: wherein R2, R3, R4, R5, X1, X2, X3, X4, X5, X6 are as defined in the specification.
    Type: Application
    Filed: December 12, 2007
    Publication date: July 24, 2008
    Inventors: Daniel Dukesherer, Michael Mao, Richard Vonder Embse, Gopi Yalamanchili, Rajappa Vaidyanathan, Brian Chekal, George Klemm, Ronald VanderRoset, Randy Geurink