Patents by Inventor Barry W. Schafer

Barry W. Schafer 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).

  • QUANTITATIVE ANALYSIS OF TRANSGENIC PROTEINS
    Publication number: 20170115305
    Abstract: The invention relates to methods for quantitative multiplex analysis of complex protein samples from plants using mass spectroscopy. In some embodiments, the disclosure concerns methods for maintaining a transgenic plant variety, for example by analyzing generations of a transgenic plant variety for selective and sensitive quantitation of multiplexed transgenic proteins.
    Type: Application
    Filed: May 22, 2015
    Publication date: April 27, 2017
    Inventors: Trent James OMAN, Barry W. SCHAFER, Ryan Christopher HILL, Jeffrey R. GILBERT, Guomin SHAN
  • QUANTITATIVE ANALYSIS OF TRANSGENIC PROTEIN 5-ENOLPYRUVYLSHIKIMATE-3-PHOSPHATE SYNTHASE
    Publication number: 20150355189
    Abstract: The invention relates to methods for quantitative multiplex analysis of complex protein samples from plants using mass spectroscopy. In some embodiments, the disclosure concerns methods for maintaining a transgenic plant variety, for example by analyzing generations of a transgenic plant variety for selective and sensitive quantitation of multiplexed transgenic proteins.
    Type: Application
    Filed: May 22, 2015
    Publication date: December 10, 2015
    Applicant: DOW AGROSCIENCES LLC
    Inventors: Trent James Oman, Barry W. Schafer, Ryan Christopher Hill, Jeffrey R. Gilbert, Guomin Shan
  • Quantification and characterization of allergens
    Patent number: 9170231
    Abstract: Embodiments of the invention include methods of determining the allergen content of a composition. Embodiments of the invention may include providing a composition comprising an allergen; at least partially purifying the allergen from the composition to form an extract; and determining the amount of allergen in the extract using liquid chromatography with ultraviolet and mass spectrometric detection.
    Type: Grant
    Filed: August 22, 2011
    Date of Patent: October 27, 2015
    Assignee: Dow AgroSciences LLC
    Inventors: Scott A. Young, Barry W. Schafer, Krishna Kuppannan, Samir Julka, Dave R. Albers
  • Method for seed devitalization
    Patent number: 8819991
    Abstract: The invention provides a method for devitalizing plant seed, the method comprising the steps of hydrating a viable whole plant seed and freezing the hydrated whole plant seed. The invention further provides a collection of devitalized whole plant seed wherein the integrity of genomic DNA and protein within the devitalized plant seed is preserved.
    Type: Grant
    Filed: February 20, 2013
    Date of Patent: September 2, 2014
    Assignee: Agrigenetics, Inc.
    Inventors: Barry W. Schafer, Rod A. Herman
  • QUANTIFICATION AND CHARACTERIZATION OF ALLERGENS
    Publication number: 20130280742
    Abstract: Embodiments of the invention include methods of determining the allergen content of a composition. Embodiments of the invention may include providing a composition comprising an allergen; at least partially purifying the allergen from the composition to form an extract; and determining the amount of allergen in the extract using liquid chromatography with ultraviolet and mass spectrometric detection.
    Type: Application
    Filed: August 22, 2011
    Publication date: October 24, 2013
    Applicant: DOW AGROSCIENCES LLC
    Inventors: Scott A. Young, Barry W. Schafer, Krishna Kuppannan, Samir Julka, Dave R. Albers
  • Method for Seed Devitalization
    Publication number: 20120204294
    Abstract: The invention provides a method for devitalizing plant seed, the method comprising the steps of hydrating a viable whole plant seed and freezing the hydrated whole plant seed. The invention further provides a collection of devitalized whole plant seed wherein the integrity of genomic DNA and protein within the devitalized plant seed is preserved.
    Type: Application
    Filed: March 5, 2012
    Publication date: August 9, 2012
    Applicant: DOW AGROSCIENCES LLC
    Inventors: Barry W. Schafer, Rod A. Herman
  • Method for seed devitalization
    Patent number: 8153864
    Abstract: The invention provides a method for devitalizing plant seed, the method comprising the steps of hydrating a viable whole plant seed and freezing the hydrated whole plant seed. The invention further provides a collection of devitalized whole plant seed wherein the integrity of genomic DNA and protein within the devitalized plant seed is preserved.
    Type: Grant
    Filed: July 27, 2009
    Date of Patent: April 10, 2012
    Assignee: Dow AgroSciences LLC
    Inventors: Barry W. Schafer, Rod A. Herman
  • TC proteins and genes for pest control
    Patent number: 7709623
    Abstract: The subject invention relates to novel Xenorhabdus toxin complex (TC) proteins and genes that encode these proteins. More specifically, the subject invention relates to TC genes and proteins obtainable from Xenorhabdus strain Xwi. The subject invention also provides an exochitinase obtainable from the Xwi strain. This exochitinase can be used to control insects using methods known in the art.
    Type: Grant
    Filed: April 13, 2009
    Date of Patent: May 4, 2010
    Assignee: Dow AgroSciences LLC
    Inventors: Scott B. Bintrim, Jon C. Mitchell, Ignacio M. Larrinua, Patricia C. Apel-Birkhold, Susan B. Green, Barry W. Schafer, Scott A. Bevan, Scott A. Young, Lining Guo
  • METHOD FOR SEED DEVITALIZATION
    Publication number: 20100037358
    Abstract: The invention provides a method for devitalizing plant seed, the method comprising the steps of hydrating a viable whole plant seed and freezing the hydrated whole plant seed. The invention further provides a collection of devitalized whole plant seed wherein the integrity of genomic DNA and protein within the devitalized plant seed is preserved.
    Type: Application
    Filed: July 27, 2009
    Publication date: February 11, 2010
    Applicant: DOW AGROSCIENCES LLC
    Inventors: Barry W. Schafer, Rod A. Herman
  • XENORHABDUS TC PROTEINS AND GENES FOR PEST CONTROL
    Publication number: 20090203612
    Abstract: The subject invention relates to novel Xenorhabdus toxin complex (TC) proteins and genes that encode these proteins. More specifically, the subject invention relates to TC genes and proteins obtainable from Xenorhabdus strain Xwi. The subject invention also provides an exochitinase obtainable from the Xwi strain. This exochitinase can be used to control insects using methods known in the art.
    Type: Application
    Filed: April 13, 2009
    Publication date: August 13, 2009
    Applicant: Dow Agrosciences LLC
    Inventors: Scott B. Bintrim, Jon C. Mitchell, Ignacio M. Larrinua, Patricia C. Apel-Birkhold, Susan B. Green, Barry W. Schafer, Scott A. Bevan, Scott A. Young, Lining Guo
  • TC proteins and genes for pest control
    Patent number: 7517956
    Abstract: The subject invention relates to novel Xenorhabdus toxin complex (TC) proteins and genes that encode these proteins. More specifically, the subject invention relates to TC genes and proteins obtainable from Xenorhabdus strain Xwi. The subject invention also provides an exochitinase obtainable from the Xwi strain. This exochitinase can be used to control insects using methods known in the art.
    Type: Grant
    Filed: March 14, 2006
    Date of Patent: April 14, 2009
    Assignee: Dow Agrosciences LLC
    Inventors: Scott B. Bintrim, Jon C. Mitchell, Ignacio M. Larrinua, Patricia C. Apel-Birkhold, Susan B. Green, Barry W. Schafer, Scott A. Bevan, Scott A. Young, Lining Guo
  • TC gene for pest control
    Patent number: 7071386
    Abstract: The subject invention relates to novel nucleic acid encoding a Xenorhabdus strain Xwi toxin complex (TC) protein and plants and bacteria transformed therewith.
    Type: Grant
    Filed: January 7, 2004
    Date of Patent: July 4, 2006
    Assignee: Dow Agrosciences LLC
    Inventors: Scott B. Bintrim, Jon C. Mitchell, Ignacio M. Larrinua, Patricia C. Apel-Birkhold, Susan B. Green, Barry W. Schafer, Scott A. Bevan, Scott A. Young, Lining Guo
  • Xenorhabdus TC proteins and genes for pest control
    Publication number: 20040194164
    Abstract: The subject inventions relates to novel Xenorhabdus toxin complex (TC) proteins and genes that encode these proteins. More specifcally, the subject invention relates to TC genes and proteins obtainable from Xenorhabdus strain Xwi. The subject invention also provides an exochitinase obtainable from the Xwi strain. The exochitinase can be used to control insects using methods known in the art.
    Type: Application
    Filed: January 7, 2004
    Publication date: September 30, 2004
    Applicant: Dow AgroSciences, LLC
    Inventors: Scott B. Bintrim, Jon C. Mitchell, Ignacio M. Larrinua, Patricia C. Apel-Birkhold, Susan B. Green, Barry W. Schafer, Scott A. Bevan, Scott A. Young, Lining Guo
  • Transgenic plants expressing photorhabdus toxin
    Patent number: 6717035
    Abstract: Novel polynucleotide sequences that encode insect toxins TcdA and TcbA have base compositions that differ substantially from the native genes, making them more similar to plant genes. The new sequences are suitable for use for high expression in both monocots and dicots. Transgenic plants with a genome comprising the nucleic acid of SEQ ID NO:4 are insect resistant.
    Type: Grant
    Filed: May 12, 2003
    Date of Patent: April 6, 2004
    Assignee: Dow AgroSciences LLC
    Inventors: James K. Petell, Donald J. Merlo, Rod A. Herman, Jean L. Roberts, Lining Guo, Barry W. Schafer, Kitisri Sukhapinda, Ann Owens Merlo
  • Transgenic plants expressing photorhabdus toxin
    Publication number: 20030182685
    Abstract: Novel polynucleotide sequences that encode insect toxins TcdA and TcbA have base compositions that differ substantially from the native genes, making them more similar to plant genes. The new sequences are suitable for use for high expression in both monocots and dicots. Transgenic plants with a genome comprising a nucleic acid of SEQ ID NO: 3 or SEQ ID NO:4 are insect resistant.
    Type: Application
    Filed: May 12, 2003
    Publication date: September 25, 2003
    Inventors: James K. Petell, Donald J. Merlo, Rod A. Herman, Jean L. Roberts, Lining Guo, Barry W. Schafer, Kitisri Sukhapinda, Ann Owens Merlo
  • Transgenic plants expressing photorhabdus toxin
    Patent number: 6590142
    Abstract: Novel polynucleotide sequences that encode insect toxins TcdA and TcbA have base compositions that differ substantially from the native genes, making them more similar to plant genes. The new sequences are suitable for use for high expression in both monocots and dicots. Transgenic plants with a genome comprising a nucleic acid of SEQ ID NO: 3 or SEQ ID NO:4 are insect resistant.
    Type: Grant
    Filed: August 11, 2000
    Date of Patent: July 8, 2003
    Assignee: Dow AgroSciences LLC
    Inventors: James K. Petell, Donald J. Merlo, Rod A. Herman, Jean L. Roberts, Lining Guo, Barry W. Schafer, Kitisri Sukhapinda, Ann Owens Merlo