Patents by Inventor Sheela K. Chellappan

Sheela K. Chellappan 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: 10851119
    Abstract: The present disclosure provides boron-containing diacylhydrazines having Formula I: and the pharmaceutically acceptable salts and solvates thereof, wherein R1, R2, R3, R4, and R5 are defined as set forth in the specification. The present disclosure also provides the use of boron-containing diacylhydrazines is ecdysone receptor-based inducible gene expression systems. Thus, the present disclosure is useful for applications such as gene therapy, treatment of disease, large scale production of proteins and antibodies, cell-based screening assays, functional genomics, proteomics, metabolomics, and regulation of traits in transgenic organisms, where control of gene expression levels is desirable.
    Type: Grant
    Filed: September 24, 2019
    Date of Patent: December 1, 2020
    Assignee: INTREXON CORPORATION
    Inventors: Sheela K. Chellappan, Robert E. Hormann, Inna Shulman
  • Publication number: 20200157122
    Abstract: The present disclosure provides boron-containing diacylhydrazines having Formula I: and the pharmaceutically acceptable salts and solvates thereof, wherein R1, R2, R3, R4, and R5 are defined as set forth in the specification. The present disclosure also provides the use of boron-containing diacylhydrazines is ecdysone receptor-based inducible gene expression systems. Thus, the present disclosure is useful for applications such as gene therapy, treatment of disease, large scale production of proteins and antibodies, cell-based screening assays, functional genomics, proteomics, metabolomics, and regulation of traits in transgenic organisms, where control of gene expression levels is desirable.
    Type: Application
    Filed: September 24, 2019
    Publication date: May 21, 2020
    Inventors: Sheela K. Chellappan, Robert E. Hormann, Inna Shulman
  • Patent number: 10570158
    Abstract: The present disclosure provides boron-containing diacylhydrazines having Formula I: and the pharmaceutically acceptable salts and solvates thereof, wherein A, R4, and R5 are defined as set forth in the specification. The present disclosure also provides the use of boron-containing diacylhydrazines is ecdysone receptor-based inducible gene expression systems. Thus, the present disclosure is useful for applications such as gene therapy, treatment of disease, large scale production of proteins and antibodies, cell-based screening assays, functional genomics, proteomics, metabolomics, and regulation of traits in transgenic organisms, where control of gene expression levels is desirable.
    Type: Grant
    Filed: March 8, 2018
    Date of Patent: February 25, 2020
    Assignee: INTREXON CORPORATION
    Inventors: Ray A. James, Sheela K. Chellappan, Robert E. Hormann
  • Patent number: 10464951
    Abstract: The present disclosure provides boron-containing diacylhydrazines having Formula I: and the pharmaceutically acceptable salts and solvates thereof, wherein R1, R2, R3, R4, and R5 are defined as set forth in the specification. The present disclosure also provides the use of boron-containing diacylhydrazines is ecdysone receptor-based inducible gene expression systems. Thus, the present disclosure is useful for applications such as gene therapy, treatment of disease, large scale production of proteins and antibodies, cell-based screening assays, functional genomics, proteomics, metabolomics, and regulation of traits in transgenic organisms, where control of gene expression levels is desirable.
    Type: Grant
    Filed: November 17, 2016
    Date of Patent: November 5, 2019
    Assignee: INTREXON CORPORATION
    Inventors: Sheela K. Chellappan, Robert E. Hormann, Inna Shulman
  • Publication number: 20180201628
    Abstract: The present disclosure provides boron-containing diacylhydrazines having Formula I: and the pharmaceutically acceptable salts and solvates thereof, wherein A, R4, and R5 are defined as set forth in the specification. The present disclosure also provides the use of boron-containing diacylhydrazines is ecdysone receptor-based inducible gene expression systems. Thus, the present disclosure is useful for applications such as gene therapy, treatment of disease, large scale production of proteins and antibodies, cell-based screening assays, functional genomics, proteomics, metabolomics, and regulation of traits in transgenic organisms, where control of gene expression levels is desirable.
    Type: Application
    Filed: March 8, 2018
    Publication date: July 19, 2018
    Inventors: Ray A. James, Sheela K. Chellappan, Robert E. Hormann
  • Patent number: 9944659
    Abstract: The present disclosure provides boron-containing diacylhydrazines having Formula I: and the pharmaceutically acceptable salts and solvates thereof, wherein A, R4, and R5 are defined as set forth in the specification. The present disclosure also provides the use of boron-containing diacylhydrazines is ecdysone receptor-based inducible gene expression systems. Thus, the present disclosure is useful for applications such as gene therapy, treatment of disease, large scale production of proteins and antibodies, cell-based screening assays, functional genomics, proteomics, metabolomics, and regulation of traits in transgenic organisms, where control of gene expression levels is desirable.
    Type: Grant
    Filed: September 16, 2015
    Date of Patent: April 17, 2018
    Assignee: INTREXON CORPORATION
    Inventors: Ray A. James, Sheela K. Chellappan, Robert E. Hormann
  • Publication number: 20180079759
    Abstract: The present disclosure provides boron-containing diacylhydrazines having Formula I: and the pharmaceutically acceptable salts and solvates thereof, wherein R1, R2, R3, R4, and R5 are defined as set forth in the specification. The present disclosure also provides the use of boron-containing diacylhydrazines is ecdysone receptor-based inducible gene expression systems. Thus, the present disclosure is useful for applications such as gene therapy, treatment of disease, large scale production of proteins and antibodies, cell-based screening assays, functional genomics, proteomics, metabolomics, and regulation of traits in transgenic organisms, where control of gene expression levels is desirable.
    Type: Application
    Filed: November 17, 2016
    Publication date: March 22, 2018
    Applicant: Intrexon Corporation
    Inventors: Sheela K. CHELLAPPAN, Robert E. Hormann, Inna Shulman
  • Patent number: 9512148
    Abstract: The present disclosure provides boron-containing diacylhydrazines having Formula I: and the pharmaceutically acceptable salts and solvates thereof, wherein R1, R2, R3, R4, and R5 are defined as set forth in the specification. The present disclosure also provides the use of boron-containing diacylhydrazines is ecdysone receptor-based inducible gene expression systems. Thus, the present disclosure is useful for applications such as gene therapy, treatment of disease, large scale production of proteins and antibodies, cell-based screening assays, functional genomics, proteomics, metabolomics, and regulation of traits in transgenic organisms, where control of gene expression levels is desirable.
    Type: Grant
    Filed: July 22, 2015
    Date of Patent: December 6, 2016
    Assignee: Intrexon Corporation
    Inventors: Sheela K. Chellappan, Robert E. Hormann, Inna Shulman
  • Publication number: 20160083403
    Abstract: The present disclosure provides boron-containing diacylhydrazines having Formula I: and the pharmaceutically acceptable salts and solvates thereof, wherein A, R4, and R5 are defined as set forth in the specification. The present disclosure also provides the use of boron-containing diacylhydrazines is ecdysone receptor-based inducible gene expression systems. Thus, the present disclosure is useful for applications such as gene therapy, treatment of disease, large scale production of proteins and antibodies, cell-based screening assays, functional genomics, proteomics, metabolomics, and regulation of traits in transgenic organisms, where control of gene expression levels is desirable.
    Type: Application
    Filed: September 16, 2015
    Publication date: March 24, 2016
    Inventors: Ray A. JAMES, Sheela K. Chellappan, Robert E. Hormann
  • Publication number: 20150322092
    Abstract: The present disclosure provides boron-containing diacylhydrazines having Formula I: and the pharmaceutically acceptable salts and solvates thereof, wherein R1, R2, R3, R4, and R5 are defined as set forth in the specification. The present disclosure also provides the use of boron-containing diacylhydrazines is ecdysone receptor-based inducible gene expression systems. Thus, the present disclosure is useful for applications such as gene therapy, treatment of disease, large scale production of proteins and antibodies, cell-based screening assays, functional genomics, proteomics, metabolomics, and regulation of traits in transgenic organisms, where control of gene expression levels is desirable.
    Type: Application
    Filed: July 22, 2015
    Publication date: November 12, 2015
    Applicant: Intrexon Corporation
    Inventors: Sheela K. CHELLAPPAN, Robert E. Hormann, Inna Shulman
  • Patent number: 9127024
    Abstract: The present disclosure provides boron-containing diacylhydrazines having Formula I: and the pharmaceutically acceptable salts and solvates thereof, wherein R1, R2, R3, R4, and R5 are defined as set forth in the specification. The present disclosure also provides the use of boron-containing diacylhydrazines is ecdysone receptor-based inducible gene expression systems. Thus, the present disclosure is useful for applications such as gene therapy, treatment of disease, large scale production of proteins and antibodies, cell-based screening assays, functional genomics, proteomics, metabolomics, and regulation of traits in transgenic organisms, where control of gene expression levels is desirable.
    Type: Grant
    Filed: March 14, 2014
    Date of Patent: September 8, 2015
    Assignee: Intrexon Corporation
    Inventors: Sheela K. Chellappan, Robert E. Hormann, Inna Shulman
  • Publication number: 20140274954
    Abstract: The present disclosure provides boron-containing diacylhydrazines having Formula I: and the pharmaceutically acceptable salts and solvates thereof, wherein R1, R2, R3, R4, and R5 are defined as set forth in the specification. The present disclosure also provides the use of boron-containing diacylhydrazines is ecdysone receptor-based inducible gene expression systems. Thus, the present disclosure is useful for applications such as gene therapy, treatment of disease, large scale production of proteins and antibodies, cell-based screening assays, functional genomics, proteomics, metabolomics, and regulation of traits in transgenic organisms, where control of gene expression levels is desirable.
    Type: Application
    Filed: March 14, 2014
    Publication date: September 18, 2014
    Inventors: Sheela K. CHELLAPPAN, Robert E. Hormann, Inna Shulman
  • Publication number: 20100249111
    Abstract: Chemical agents, such as derivatives of hydroxy benzene moieties, and similar heterocyclic ring structures, including salts thereof, that act as anti-cancer and anti-tumor agents, especially where such agents modulate the activity of enzymes and structural polypeptides present in cells, such as cancer cells, or where the agents modulate levels of gene expression in cellular systems, including cancer cells, are disclosed, along with methods for preparing such agents, as well as pharmaceutical compositions containing such agents as active ingredients and methods of using these as therapeutic agents.
    Type: Application
    Filed: April 25, 2008
    Publication date: September 30, 2010
    Applicant: AVALON PHARMACEUTICALS
    Inventors: Norman E. Ohler, Jeffrey W. Watthey, Jeffrey Strovel, Sheela K. Chellappan
  • Publication number: 20100137354
    Abstract: Chemical agents, such as disulfonamide derivatives of fluorene, anthracene, xanthene, dibenzosuberone and acridine, and similar heterocyclic ring structures, including salts thereof, that act as anti-cancer and anti-tumor agents, especially where such agents modulate the activity of the Wnt/?-catenin signaling pathway, and serve to reduce ?-catenin levels present in cells, such as cancer cells, or where the agents modulate levels of gene expression in cellular systems, including cancer cells, are disclosed, along with methods for preparing such agents, as well as pharmaceutical compositions containing such agents as active ingredients and methods of using these as therapeutic agents.
    Type: Application
    Filed: May 9, 2008
    Publication date: June 3, 2010
    Inventors: Wieslaw M. Cholody, Yi Zang, Karina E. Zuck, Jeffrey W.H. Watthey, Zoe Ohler, Jeffrey Strovel, Norman E. Ohler, Sheela K. Chellappan, Janak Padia