Patents by Inventor Steven Screen

Steven Screen 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).

  • Patent number: 11041148
    Abstract: The invention relates generally to methods and compositions concerning desaturase enzymes that modulate the number and location of double bonds in long chain poly-unsaturated fatty acids (LC-PUFA's). In particular, the invention relates to methods and compositions for improving omega-3 fatty acid profiles in plant products and parts using desaturase enzymes and nucleic acids encoding for such enzymes. In particular embodiments, the desaturase enzymes are Primula ?6-desaturases. Also provided are improved soybean oil compositions having SDA and a beneficial overall content of omega-3 fatty acids relative to omega-6 fatty acids.
    Type: Grant
    Filed: July 17, 2012
    Date of Patent: June 22, 2021
    Assignee: MONSANTO TECHNOLOGY LLC
    Inventors: Virginia Ursin, Byron Froman, Jennifer Simmons, Thomas J. LaRosa, Fenggao Dong, Steven Screen
  • Patent number: 9701947
    Abstract: The invention relates generally to methods and compositions concerning desaturase enzymes that modulate the number and location of double bonds in long chain poly-unsaturated fatty acids (LC-PUFA's). In particular, the invention relates to methods and compositions for improving omega-3 fatty acid profiles in plant products and parts using desaturase enzymes and nucleic acids encoding for such enzymes. In particular embodiments, the desaturase enzymes are Primula ?6-desaturases. Also provided are improved soybean oil compositions having SDA and a beneficial overall content of omega-3 fatty acids relative to omega-6 fatty acids.
    Type: Grant
    Filed: July 17, 2012
    Date of Patent: July 11, 2017
    Assignee: Monsanto Technology LLC
    Inventors: Virginia Ursin, Byron Froman, Jennifer Simmons, Thomas J. LaRosa, Fenggao Dong, Steven Screen
  • Publication number: 20130041032
    Abstract: The invention relates generally to methods and compositions concerning desaturase enzymes that modulate the number and location of double bonds in long chain poly-unsaturated fatty acids (LC-PUFA's). In particular, the invention relates to methods and compositions for improving omega-3 fatty acid profiles in plant products and parts using desaturase enzymes and nucleic acids encoding for such enzymes. In particular embodiments, the desaturase enzymes are Primula ?6-desaturases. Also provided are improved soybean oil compositions having SDA and a beneficial overall content of omega-3 fatty acids relative to omega-6 fatty acids.
    Type: Application
    Filed: July 17, 2012
    Publication date: February 14, 2013
    Inventors: Virginia Ursin, Byron Froman, Jennifer Simmons, Thomas J. LaRosa, Fenggao Dong, Steven Screen
  • Publication number: 20130041031
    Abstract: The invention relates generally to methods and compositions concerning desaturase enzymes that modulate the number and location of double bonds in long chain poly-unsaturated fatty acids (LC-PUFA's). In particular, the invention relates to methods and compositions for improving omega-3 fatty acid profiles in plant products and parts using desaturase enzymes and nucleic acids encoding for such enzymes. In particular embodiments, the desaturase enzymes are Primula ?6-desaturases. Also provided are improved soybean oil compositions having SDA and a beneficial overall content of omega-3 fatty acids relative to omega-6 fatty acids.
    Type: Application
    Filed: July 17, 2012
    Publication date: February 14, 2013
    Inventors: Virginia Ursin, Byron Froman, Jennifer Simmons, Thomas J. LaRosa, Fenggao Dong, Steven Screen
  • Patent number: 8329994
    Abstract: The invention relates to methods and compositions concerning desaturase enzymes that modulate the number and location of double bonds in long chain poly-unsaturated fatty acids (LC-PUFA's). In particular, the invention relates to methods and compositions for improving omega-3 fatty acid profiles in plant products and parts using exogenous desaturase enzymes and nucleic acids encoding for such enzymes. In particular embodiments, the exogenous desaturase enzymes utilized are Hemiselmis spp. delta 5 desaturases. Also provided are improved soybean oil compositions having EPA derived from plants carrying the genes of interest.
    Type: Grant
    Filed: October 14, 2009
    Date of Patent: December 11, 2012
    Assignee: Monsanto Technology LLC
    Inventors: Virginia Ursin, Byron Froman, Steven Screen, Lori Lehman
  • Patent number: 8221819
    Abstract: The invention relates generally to methods and compositions concerning desaturase enzymes that modulate the number and location of double bonds in long chain poly-unsaturated fatty acids (LC-PUFA's). In particular, the invention relates to methods and compositions for improving omega-3 fatty acid profiles in plant products and parts using desaturase enzymes and nucleic acids encoding for such enzymes. In particular embodiments, the desaturase enzymes are Primula ?6-desaturases. Also provided are improved soybean oil compositions having SDA and a beneficial overall content of omega-3 fatty acids relative to omega-6 fatty acids.
    Type: Grant
    Filed: June 12, 2008
    Date of Patent: July 17, 2012
    Assignee: Monsanto Technology LLC
    Inventors: Virginia Ursin, Byron Froman, Jennifer Simmons, Thomas J. LaRosa, Fenggao Dong, Steven Screen
  • Publication number: 20110293815
    Abstract: The present invention relates to a corn plant and seed with enhanced levels of protein and amino acids. The invention also relates to DNA constructs that provide expression in transgenic corn cells of an asparagine synthetase enzyme. The DNA constructs are used in a method to produce transgenic corn plants and seeds and to select for plants and seeds with enhanced levels of protein and amino acids.
    Type: Application
    Filed: March 7, 2011
    Publication date: December 1, 2011
    Inventors: Scott Andersen, James Crowley, Stephen M. Duff, Bradon J. Fabbri, Quangang Qi, Bo-Xing Qiu, Steven Screen
  • Publication number: 20110020526
    Abstract: The present invention relates to a corn plant and seed with enhanced levels of protein and amino acids. The invention also relates to DNA constructs that provide expression in transgenic corn cells of an asparagine synthetase enzyme. The DNA constructs are used in a method to produce transgenic corn plants and seeds and to select for plants and seeds with enhanced levels of protein and amino acids.
    Type: Application
    Filed: January 26, 2010
    Publication date: January 27, 2011
    Inventors: Bradon J. Fabbri, Bo-Xing Qiu, Steven Screen, Scott Andersen, James Crowley
  • Patent number: 7868228
    Abstract: The invention relates generally to phosphopantetheinyl transferases that are required for activation of a polyketide synthase complex to synthesize long chain poly-unsaturated fatty acids (LC-PUFA's) such as docosahexaenoic acid and eicosapentaenoic acid. In particular, the invention relates to bacterial phosphopantetheinyl transferases, DNA constructs for their expression in host cells, and seed, oil and meal when the host cells comprise a plant. Also provided is a method for making a plant oil containing docosahexaenoic acid and/or eicosapentaenoic acid.
    Type: Grant
    Filed: January 29, 2007
    Date of Patent: January 11, 2011
    Assignee: Monsanto Technology LLC
    Inventors: Henry Valentin, Jiexin Peng, Steven Screen
  • Publication number: 20100293669
    Abstract: Polynucleotides useful for improvement of plants are provided. In particular, polynucleotide sequences are provided from plant sources. Polypeptides encoded by the polynucleotide sequences are also provided. The disclosed polynucleotides and polypeptides find use in production of transgenic plants to produce plants having improved properties.
    Type: Application
    Filed: April 28, 2003
    Publication date: November 18, 2010
    Inventors: Jingdong LIU, Yihua ZHOU, David KOVALIC, Steven SCREEN, Jack TABASKA, Yongwei CAO, Scott ANDERSEN, Michael EDGERTON, Karen FINCHER, Kim HAMMOND-KOSACK, Thomas LA ROSA, James MASUCCI, Martin URBAN, Jinhua XIAO, Todd ZIEGLER
  • Publication number: 20100092640
    Abstract: The invention relates to methods and compositions concerning desaturase enzymes that modulate the number and location of double bonds in long chain poly-unsaturated fatty acids (LC-PUFA's). In particular, the invention relates to methods and compositions for improving omega-3 fatty acid profiles in plant products and parts using exogenous desaturase enzymes and nucleic acids encoding for such enzymes. In particular embodiments, the exogenous desaturase enzymes utilized are Hemiselmis spp. delta 5 desaturases. Also provided are improved soybean oil compositions having EPA derived from plants carrying the genes of interest.
    Type: Application
    Filed: October 14, 2009
    Publication date: April 15, 2010
    Inventors: Virginia Ursin, Byron Froman, Steven Screen, Lori Lehman
  • Publication number: 20090176879
    Abstract: The invention relates generally to methods and compositions concerning desaturase enzymes that modulate the number and location of double bonds in long chain poly-unsaturated fatty acids (LC-PUFA's). In particular, the invention relates to methods and compositions for improving omega-3 fatty acid profiles in plant products and parts using desaturase enzymes and nucleic acids encoding for such enzymes. In particular embodiments, the desaturase enzymes are Primula ?6-desaturases. Also provided are improved soybean oil compositions having SDA and a beneficial overall content of omega-3 fatty acids relative to omega-6 fatty acids.
    Type: Application
    Filed: June 12, 2008
    Publication date: July 9, 2009
    Inventors: Virginia Ursin, Byron Froman, Jennifer Simmons, Thomas J. LaRosa, Fenggao Dong, Steven Screen
  • Publication number: 20090081353
    Abstract: The present invention relates to a corn plant and seed with enhanced levels of protein and amino acids. The invention also relates to DNA constructs that provide expression in transgenic corn cells of an asparagine synthetase enzyme. The DNA constructs are used in a method to produce transgenic corn plants and seeds and to select for plants and seeds with enhanced levels of protein and amino acids.
    Type: Application
    Filed: April 18, 2008
    Publication date: March 26, 2009
    Inventors: Scott Andersen, James Crowley, Stephen M. Duff, Bradon J. Fabbri, Qungang Qi, Bo-Xing Qiu, Steven Screen
  • Publication number: 20080050505
    Abstract: The invention relates generally to phosphopantetheinyl transferases that are required for activation of a polyketide synthase complex to synthesize long chain poly-unsaturated fatty acids (LC-PUFA's) such as docosahexaenoic acid and eicosapentaenoic acid. In particular, the invention relates to bacterial phosphopantetheinyl transferases, DNA constructs for their expression in host cells, and seed, oil and meal when the host cells comprise a plant. Also provided is a method for making a plant oil containing docosahexaenoic acid and/or eicosapentaenoic acid.
    Type: Application
    Filed: January 29, 2007
    Publication date: February 28, 2008
    Inventors: Henry Valentin, Jiexin Peng, Steven Screen
  • Publication number: 20070283460
    Abstract: Polynucleotides useful for improvement of plants are provided. In particular, polynucleotide sequences are provided from plant sources. Polypeptides encoded by the polynucleotide sequences are also provided. The disclosed polynucleotides and polypeptides find use in production of transgenic plants to produce plants having improved properties.
    Type: Application
    Filed: April 28, 2003
    Publication date: December 6, 2007
    Inventors: Jingdong Liu, Yihua Zhou, David Kovalic, Steven Screen, Jack Tabaska, Yongwei Cao
  • Publication number: 20070261133
    Abstract: The present invention provides eukaryotic translation initiation factor non-coding regulatory element polynucleotide molecules isolated from Nicotiana tabacum, Arabidopsis thaliana, and Medicago truncatula useful for modulating transgene expression in plants. The present invention also provides expression constructs containing the polynucleotide molecules useful for modulating transgene expression in plants. The present invention also provides transgenic plants and seeds containing the polynucleotide molecules useful for modulating transgene expression in plants.
    Type: Application
    Filed: May 3, 2007
    Publication date: November 8, 2007
    Inventors: Stanislaw Flasinski, Steven Screen
  • Publication number: 20070011783
    Abstract: Polynucleotides useful for improvement of plants are provided. In particular, polynucleotide sequences are provided from plant sources. Polypeptides encoded by the polynucleotide sequences are also provided. The disclosed polynucleotides and polypeptides find use in production of transgenic plants to produce plants having improved properties.
    Type: Application
    Filed: September 14, 2006
    Publication date: January 11, 2007
    Inventors: Jingdong Liu, Yihua Zhou, David Kovalic, Steven Screen, Jack Tabaska, Yongwei Cao
  • Publication number: 20070006338
    Abstract: The present invention relates to a corn plant and seed with enhanced levels of protein and amino acids. The invention also relates to DNA constructs that provide expression in transgenic corn cells of an asparagine synthetase enzyme. The DNA constructs are used in a method to produce transgenic corn plants and seeds and to select for plants and seeds with enhanced levels of protein and amino acids.
    Type: Application
    Filed: May 15, 2006
    Publication date: January 4, 2007
    Inventors: Bradon Fabbri, Bo-Xing Qiu, Steven Screen, Scott Andersen, James Crowley
  • Publication number: 20060064774
    Abstract: The present invention provides eukaryotic translation initiation factor non-coding regulatory element polynucleotide molecules isolated from Nicotiana tabacum, Arabidopsis thaliana, and Medicago truncatula useful for modulating transgene expression in plants. The present invention also provides expression constructs containing the polynucleotide molecules useful for modulating transgene expression in plants. The present invention also provides transgenic plants and seeds containing the polynucleotide molecules useful for modulating transgene expression in plants.
    Type: Application
    Filed: August 18, 2005
    Publication date: March 23, 2006
    Inventors: Stanislaw Flasinski, Steven Screen