Patents by Inventor Robert Zhiyong Luo

Robert Zhiyong Luo 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).

  • Publication number: 20210338557
    Abstract: Peptides (and derivatives thereof), topical compositions, and methods of diminishing signs of aging and/or improving health of human integuments are provided. The peptides are derived from human Growth Differentiation Factor 11 (GDF-11) and typically have one or more chemical modifications of the amino acid residues. Preferred modifications of GDF-11 fragments include methionine oxidation.
    Type: Application
    Filed: January 4, 2019
    Publication date: November 4, 2021
    Inventors: Jolanta IDKOWIAK-BALDYS, John W. LYGA, Robert Zhiyong LUO
  • Patent number: 10793596
    Abstract: The invention relates to synthetic peptide amide ligands of the kappa opioid receptor and particularly to agonists of the kappa opioid receptor that exhibit low P450 CYP inhibition and low penetration into the brain. The synthetic peptide amides of the invention conform to the structure of formula I: These compounds are useful in the prophylaxis and treatment of pain and inflammation associated with a variety of diseases and conditions.
    Type: Grant
    Filed: November 26, 2018
    Date of Patent: October 6, 2020
    Assignee: Cara Therapeutics, Inc.
    Inventors: Claudio D. Schteingart, Frédérique Menzaghi, Guangcheng Jiang, Roberta Vezza Alexander, Javier Sueiras-Diaz, Robert H. Spencer, Derek T. Chalmers, Robert Zhiyong Luo
  • Publication number: 20190241610
    Abstract: The invention relates to synthetic peptide amide ligands of the kappa opioid receptor and particularly to agonists of the kappa opioid receptor that exhibit low P450 CYP inhibition and low penetration into the brain. The synthetic peptide amides of the invention conform to the structure of formula I: These compounds are useful in the prophylaxis and treatment of pain and inflammation associated with a variety of diseases and conditions.
    Type: Application
    Filed: November 26, 2018
    Publication date: August 8, 2019
    Applicant: CARA THERAPEUTICS, INC.
    Inventors: Claudio D. Schteingart, Frédérique Menzaghi, Guangcheng Jiang, Roberta Vezza Alexander, Javier Sueiras-Diaz, Robert H. Spencer, Derek T. Chalmers, Robert Zhiyong Luo
  • Patent number: 10138270
    Abstract: The invention relates to synthetic peptide amide ligands of the kappa opioid receptor and particularly to agonists of the kappa opioid receptor that exhibit low P450 CYP inhibition and low penetration into the brain. The synthetic peptide amides of the invention conform to the structure of formula I: Pharmaceutical compositions containing these compounds are useful in the prophylaxis and treatment of pain and inflammation associated with a variety of diseases and conditions. Such treatable pain includes visceral pain, neuropathic pain and hyperalgesia. Inflammation associated with conditions such as IBD and IBS, ocular and otic inflammation, other disorders and conditions such as pruritis, edema, hyponatremia, hypokalemia, ileus, tussis and glaucoma are treatable or preventable with the pharmaceutical compositions of the invention.
    Type: Grant
    Filed: June 1, 2016
    Date of Patent: November 27, 2018
    Assignee: Cara Therapeutics, Inc.
    Inventors: Claudio D. Schteingart, Frédérique Menzaghi, Guangcheng Jiang, Roberta Vezza Alexander, Javier Sueiras-Diaz, Robert H. Spencer, Derek T. Chalmers, Robert Zhiyong Luo
  • Publication number: 20160362450
    Abstract: The invention relates to synthetic peptide amide ligands of the kappa opioid receptor and particularly to agonists of the kappa opioid receptor that exhibit low P450 CYP inhibition and low penetration into the brain. The synthetic peptide amides of the invention conform to the structure of formula I: Pharmaceutical compositions containing these compounds are useful in the prophylaxis and treatment of pain and inflammation associated with a variety of diseases and conditions. Such treatable pain includes visceral pain, neuropathic pain and hyperalgesia. Inflammation associated with conditions such as IBD and IBS, ocular and otic inflammation, other disorders and conditions such as pruritis, edema, hyponatremia, hypokalemia, ileus, tussis and glaucoma are treatable or preventable with the pharmaceutical compositions of the invention.
    Type: Application
    Filed: June 1, 2016
    Publication date: December 15, 2016
    Applicant: Cara Therapeutics, Inc.
    Inventors: Claudio D. Schteingart, Frédérique Menzaghi, Guangcheng Jiang, Roberta Vezza Alexander, Javier Sueiras-Diaz, Robert H. Spencer, Derek T. Chalmers, Robert Zhiyong Luo
  • Publication number: 20160310558
    Abstract: The invention relates to methods of use of synthetic peptide amides that are ligands of the kappa opioid receptor in the treatment and prevention of kappa opioid receptor-associated diseases and conditions; and particularly to uses of these agonists in the prophylaxis, inhibition and treatment of pain, inflammation and pruritis associated with a variety of diseases, disorders and conditions. Inflammatory conditions preventable or treatable by the methods of the invention include diseases and conditions associated with elevated levels of a proinflammatory cytokines, such as TNF-?, IL-1?, IL-6, MMP-1 and MMP-3.
    Type: Application
    Filed: April 25, 2016
    Publication date: October 27, 2016
    Applicant: Cara Therapeutics, Inc.
    Inventors: Claudio D. SCHTEINGART, Frédérique MENZAGHI, Guangcheng JIANG, Roberta Vezza ALEXANDER, Javier SUEIRAS-DIAZ, Robert H. SPENCER, Derek T. CHALMERS, Robert Zhiyong LUO
  • Patent number: 9359399
    Abstract: The invention relates to synthetic peptide amide ligands of the kappa opioid receptor and particularly to agonists of the kappa opioid receptor that exhibit low P450 CYP inhibition and low penetration into the brain. The synthetic peptide amides of the invention conform to the structure of formula I: Pharmaceutical compositions containing these compounds are useful in the prophylaxis and treatment of pain and inflammation associated with a variety of diseases and conditions. Such treatable pain includes visceral pain, neuropathic pain and hyperalgesia. Inflammation associated with conditions such as IBD and IBS, ocular and otic inflammation, other disorders and conditions such as pruritis, edema, hyponatremia, hypokalemia, ileus, tussis and glaucoma are treatable or preventable with the pharmaceutical compositions of the invention.
    Type: Grant
    Filed: December 30, 2014
    Date of Patent: June 7, 2016
    Assignee: Cara Therapeutics, Inc.
    Inventors: Claudio D. Schteingart, Frédérique Menzaghi, Guangcheng Jiang, Roberta Vezza Alexander, Javier Sueiras-Diaz, Robert H. Spencer, Derek T. Chalmers, Robert Zhiyong Luo
  • Patent number: 9321810
    Abstract: The invention relates to methods of use of synthetic peptide amides that are ligands of the kappa opioid receptor in the treatment and prevention of kappa opioid receptor-associated diseases and conditions; and particularly to uses of these agonists in the prophylaxis, inhibition and treatment of pain, inflammation and pruritis associated with a variety of diseases, disorders and conditions. Inflammatory conditions preventable or treatable by the methods of the invention include diseases and conditions associated with elevated levels of a proinflammatory cytokines, such as TNF-?, IL-1?, IL-6, MMP-1 and MMP-3.
    Type: Grant
    Filed: December 2, 2014
    Date of Patent: April 26, 2016
    Assignee: Cara Therapeutics, Inc.
    Inventors: Claudio D. Schteingart, Frédérique Menzaghi, Guangcheng Jiang, Roberta Vezza Alexander, Javier Sueiras-Diaz, Robert H. Spencer, Derek T. Chalmers, Robert Zhiyong Luo
  • Publication number: 20160015064
    Abstract: The present invention provides edible compositions comprising a sweet taste modulator of the present invention, food products comprising such edible compositions and methods of preparing such food products. The present invention also provides methods of reducing the amount of sugar in a food product, methods of reducing the caloric intake in a diet, and methods of enhancing sweet taste in a food product.
    Type: Application
    Filed: March 14, 2014
    Publication date: January 21, 2016
    Applicant: CHROMOCELL CORPORATION
    Inventors: Robert Zhiyong Luo, Kevin Joseph Curran, Stuart Hayden, Gengcheng Yang, Deshou Jiang, Vincent Kral
  • Publication number: 20150197545
    Abstract: The invention relates to synthetic peptide amide ligands of the kappa opioid receptor and particularly to agonists of the kappa opioid receptor that exhibit low P450 CYP inhibition and low penetration into the brain. The synthetic peptide amides of the invention conform to the structure of formula I: Pharmaceutical compositions containing these compounds are useful in the prophylaxis and treatment of pain and inflammation associated with a variety of diseases and conditions. Such treatable pain includes visceral pain, neuropathic pain and hyperalgesia. Inflammation associated with conditions such as IBD and IBS, ocular and otic inflammation, other disorders and conditions such as pruritis, edema, hyponatremia, hypokalemia, ileus, tussis and glaucoma are treatable or preventable with the pharmaceutical compositions of the invention.
    Type: Application
    Filed: December 30, 2014
    Publication date: July 16, 2015
    Applicant: Cara Therapeutics, Inc.
    Inventors: Claudio D. Schteingart, Frédérique Menzaghi, Guangcheng Jiang, Roberta Vezza Alexander, Javier Sueiras-Diaz, Robert H. Spencer, Derek T. Chalmers, Robert Zhiyong Luo
  • Publication number: 20150152138
    Abstract: The invention relates to methods of use of synthetic peptide amides that are ligands of the kappa opioid receptor in the treatment and prevention of kappa opioid receptor-associated diseases and conditions; and particularly to uses of these agonists in the prophylaxis, inhibition and treatment of pain, inflammation and pruritis associated with a variety of diseases, disorders and conditions. Inflammatory conditions preventable or treatable by the methods of the invention include diseases and conditions associated with elevated levels of a proinflammatory cytokines, such as TNF-?, IL-1?, IL-6, MMP-1 and MMP-3.
    Type: Application
    Filed: December 2, 2014
    Publication date: June 4, 2015
    Applicant: CARA THERAPEUTICS, INC.
    Inventors: Claudio D. SCHTEINGART, Frédérique MENZAGHI, Guangcheng JIANG, Roberta Vezza ALEXANDER, Javier SUEIRAS-DIAZ, Robert H. SPENCER, Derek T. CHALMERS, Robert Zhiyong LUO
  • Publication number: 20150050410
    Abstract: The present invention provides edible compositions comprising a sweet taste modulator of the present invention, food products comprising such edible compositions and methods of preparing such food products. The present invention also provides methods of reducing the amount of sugar in a food product, methods of reducing the caloric intake in a diet, and methods of enhancing sweet taste in a food product.
    Type: Application
    Filed: March 14, 2014
    Publication date: February 19, 2015
    Applicant: CHROMOCELL CORPORATION
    Inventors: Robert Zhiyong Luo, Kevin Joseph Curran, Stuart Hayden, Gengcheng Yang
  • Patent number: 8906859
    Abstract: The invention relates to methods of use of synthetic peptide amides that are ligands of the kappa opioid receptor in the treatment and prevention of kappa opioid receptor-associated diseases and conditions; and particularly to uses of these agonists in the prophylaxis, inhibition and treatment of pain, inflammation and pruritis associated with a variety of diseases, disorders and conditions. Inflammatory conditions preventable or treatable by the methods of the invention include diseases and conditions associated with elevated levels of a proinflammatory cytokines, such as TNF-?, IL-?, IL-6, MMP-1 and MMP-3.
    Type: Grant
    Filed: August 26, 2010
    Date of Patent: December 9, 2014
    Assignee: Cera Therapeutics, Inc.
    Inventors: Claudio D. Schteingart, Frederique Menzaghi, Guangcheng Jiang, Roberta Vezza Alexander, Javier Sueiras-Diaz, Robert H. Spencer, Derek T. Chalmers, Robert Zhiyong Luo
  • Patent number: 8835422
    Abstract: The present invention provides substituted imidazoheterocycles having the general structure of formula I: wherein Y is chosen from —O—, —OCRgRh—, —CRgRhO—, —CRgRh—, —(CRgRh)2—, —NRi—, —CRgRhNRi— and —NRiCRgRh—. Also provided are pharmaceutically acceptable salts, acid salts, hydrates, solvates and stereoisomers of the compounds of formula I. The compounds are useful as modulators of cannabinoid receptors and for the prophylaxis and treatment of cannabinoid receptor-associated diseases and conditions, such as pain, inflammation and pruritis.
    Type: Grant
    Filed: December 1, 2009
    Date of Patent: September 16, 2014
    Assignee: Cara Therapeutics, Inc.
    Inventors: Stephen J. O'Connor, Jason S. Newcom, Janet L. Ralbovsky, Gary R. Gustafson, R. Paul Beckett, Robert Zhiyong Luo
  • Patent number: 8653127
    Abstract: The present invention provides substituted pyrazolo-heterocycles having the general structure of formula I The structures of rings A and B and substituents Ra, Rb and Rc are described in the specification. Also provided are pharmaceutically acceptable salts, acid salts, hydrates, solvates and stereoisomers of the compounds of formula I. The compounds are useful as modulators of cannabinoid receptors and for the prophylaxis, treatment and inhibition of cannabinoid receptor-associated diseases and conditions, such as pain, inflammation and pruritis.
    Type: Grant
    Filed: January 14, 2010
    Date of Patent: February 18, 2014
    Assignee: Cara Therapeutics, Inc.
    Inventor: Robert Zhiyong Luo
  • Patent number: 8431565
    Abstract: The present invention provides substituted imidazoheterocyclic compounds having the structure of formula I Also provided are pharmaceutically acceptable salts, acid salts, hydrates, solvates and stereoisomers of the compounds of formula I. The compounds are useful as modulators of cannabinoid receptors and for the prophylaxis and treatment of cannabinoid receptor-associated diseases and conditions, such as pain, inflammation and pruritis.
    Type: Grant
    Filed: December 18, 2008
    Date of Patent: April 30, 2013
    Assignee: Cara Therapeutics, Inc.
    Inventors: R. Paul Beckett, Richard Foster, Christelle Henault, Janet L. Ralbovsky, Carla M. Gauss, Gary R. Gustafson, Robert Zhiyong Luo, Ann-Marie Campbell, Tatiana E. Shelekhin, Mary-Margaret E. Zablocki
  • Patent number: 8217007
    Abstract: The invention relates to synthetic peptide amide ligands of the kappa opioid receptor and particularly to agonists of the kappa opioid receptor that exhibit low P450 CYP inhibition and low penetration into the brain. The synthetic peptide amides of the invention conform to the structure of formula I: Pharmaceutical compositions containing these compounds are useful in the prophylaxis and treatment of pain and inflammation associated with a variety of diseases and conditions. Such treatable pain includes visceral pain, neuropathic pain and hyperalgesia. Inflammation associated with conditions such as IBD and IBS, ocular and otic inflammation, other disorders and conditions such as pruritis, edema, hyponatremia, hypokalemia, ileus, tussis and glaucoma are treatable or preventable with the pharmaceutical compositions of the invention.
    Type: Grant
    Filed: May 25, 2010
    Date of Patent: July 10, 2012
    Assignee: Cara Therapeutics, Inc.
    Inventors: Claudio D. Schteingart, Frédérique Menzaghi, Guangcheng Jiang, Roberta Vezza Alexander, Javier Sueiras-Diaz, Robert H. Spencer, Derek T. Chalmers, Robert Zhiyong Luo
  • Patent number: 8211926
    Abstract: The present invention provides substituted pyrazolo-heterocycles having the general structure of formula I Also provided are pharmaceutically acceptable salts, acid salts, hydrates, solvates and stereoisomers of the compounds of formula I. The compounds are useful as modulators of cannabinoid receptors and for the prophylaxis and treatment of cannabinoid receptor-associated diseases and conditions, such as pain, inflammation and pruritis.
    Type: Grant
    Filed: June 16, 2010
    Date of Patent: July 3, 2012
    Assignee: Cara Therapeutics, Inc.
    Inventor: Robert Zhiyong Luo
  • Publication number: 20120015930
    Abstract: The present invention provides substituted imidazoheterocycles having the general structure of formula I: wherein Y is chosen from —O—, —OCRgRh—, —CRgRhO—, —CRgRh—, —(CRgRh)2—, —NRi—, —CRgRhNRi— and —NRiCRgRh—. Also provided are pharmaceutically acceptable salts, acid salts, hydrates, solvates and stereoisomers of the compounds of formula I. The compounds are useful as modulators of cannabinoid receptors and for the prophylaxis and treatment of cannabinoid receptor-associated diseases and conditions, such as pain, inflammation and pruritis.
    Type: Application
    Filed: December 1, 2009
    Publication date: January 19, 2012
    Applicant: CARA THERAPEUTICS, INC.
    Inventors: Stephen J. O'Connor, Jason S. Newcom, Janet L. Ralbovsky, Gary R. Gustafson, R. Paul Beckett, Robert Zhiyong Luo
  • Publication number: 20110275609
    Abstract: The present invention provides substituted pyrazolo-heterocycles having the general structure of formula I The structures of rings A and B and substituents Ra, Rb and Rc are described in the specification. Also provided are pharmaceutically acceptable salts, acid salts, hydrates, solvates and stereoisomers of the compounds of formula I. The compounds are useful as modulators of cannabinoid receptors and for the prophylaxis, treatment and inhibition of cannabinoid receptor-associated diseases and conditions, such as pain, inflammation and pruritis.
    Type: Application
    Filed: January 14, 2010
    Publication date: November 10, 2011
    Applicant: CARA THERAPEUTICS, INC.
    Inventor: Robert Zhiyong Luo