Patents by Inventor Kanth V. B. Josyula

Kanth V. B. Josyula 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).

  • Stable borane reagents and methods for their use
    Patent number: 8263810
    Abstract: The invention provides methods for storing boranes (e.g. B-allyldiisopinocampheylborane). The invention also provides stable compositions comprising boranes, as well as methods for carrying out allylboration at high temperature and/or in the presence of water.
    Type: Grant
    Filed: May 19, 2008
    Date of Patent: September 11, 2012
    Assignees: Regents of the University of Minnesota, Sigma-Aldrich Co. LLC
    Inventors: Venkatram R. MeReddy, Kanth V. B. Josyula
  • Stabilized borane-tetrahydrofuran complex
    Patent number: 7767833
    Abstract: A stabilized borane-tetrahydrofuran complex is disclosed. Also disclosed are processes for the preparation of the borane-tetrahydrofuran complex and methods of storing and transporting the prepared complex. The borane-tetrahydrofuran complexes exhibit enhanced shelf life and increased self-accelerated decomposition temperatures.
    Type: Grant
    Filed: August 8, 2005
    Date of Patent: August 3, 2010
    Assignee: Sigma-Aldrich Co.
    Inventors: Mark C. Potyen, Kanth V. B. Josyula, Peng Gao, Christopher Dudley Hewitt
  • Stabilized deuteroborane-tetrahydrofuran complex
    Patent number: 7750168
    Abstract: A stabilized deuteroborane-tetrahydrofuran complex is disclosed. Also disclosed are processes for the preparation of the deuteroborane-tetrahydrofuran complex and methods of storing and transporting the prepared complex. The deuteroborane-tetrahydrofuran complexes exhibit enhanced shelf life and increased self-accelerated decomposition temperatures.
    Type: Grant
    Filed: February 8, 2007
    Date of Patent: July 6, 2010
    Assignee: Sigma-Aldrich Co.
    Inventors: Mark C. Potyen, Kanth V. B. Josyula, Peng Gao, Christopher Dudley Hewitt, Robert Todd
  • STABLE BORANE REAGENTS AND METHODS FOR THEIR USE
    Publication number: 20080287708
    Abstract: The invention provides methods for storing boranes (e.g. B-allyldiisopinocampheylborane). The invention also provides stable compositions comprising boranes, as well as methods for carrying out allylboration at high temperature and/or in the presence of water.
    Type: Application
    Filed: May 19, 2008
    Publication date: November 20, 2008
    Inventors: Venkatram R. MeReddy, Kanth V.B. Josyula
  • Stabilized Borane-Tetrahydrofuran Complex
    Publication number: 20080275255
    Abstract: A stabilized borane-tetrahydrofuran complex is disclosed. Also disclosed are processes for the preparation of the borane-tetrahydrofuran complex and methods of storing and transporting the prepared complex. The borane-tetrahydrofuran complexes exhibit enhanced shelf life and increased self-accelerated decomposition temperatures.
    Type: Application
    Filed: August 8, 2005
    Publication date: November 6, 2008
    Applicant: SIGMA-ALDRICH CO.
    Inventors: Mark C. Potyen, Kanth V. B. Josyula, Peng Gao, Christopher Dudley Hewitt