Patents by Inventor Sakkarapalayam M. Mahalingam

Sakkarapalayam M. Mahalingam 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: 20220105205
    Abstract: The present disclosure relates to prostate specific membrane antigen (PSMA) targeted compounds conjugated to near-infra red (NIR) dyes and methods for their therapeutic and diagnostic use. More specifically, this disclosure provides compounds and methods for diagnosing and treating diseases associated with cells and/or vasculature expressing prostate specific membrane antigen (PSMA), such as prostate cancer and related diseases. The disclosure further describes methods and compositions for making and using the compounds, methods incorporating the compounds, and kits incorporating the compounds.
    Type: Application
    Filed: December 4, 2020
    Publication date: April 7, 2022
    Inventors: Sumith A. Kularatne, Philip Stewart Low, Sakkarapalayam M. Mahalingam, Pravin Gagare
  • Publication number: 20210093737
    Abstract: The present disclosure relates to compounds that are useful as near-infrared fluorescence probes, wherein the compounds include i) a pteroyl ligand that binds to a target receptor protein, ii) a dye molecule, and iii) a linker molecule that comprises an amino acid or derivative thereof. The disclosure further describes methods and compositions for incorporating the compounds as used for the targeted imaging of tumors. Conjugation of the amino acid linking groups increase specificity and detection of the compound. Methods and compositions for use thereof in diagnostic imaging are contemplated.
    Type: Application
    Filed: December 7, 2020
    Publication date: April 1, 2021
    Inventors: Sumith A. Kularatne, Sakkarapalayam M. Mahalingam, Philip S. Low, Mohammad Noshi
  • Patent number: 9341629
    Abstract: The present disclosure relates to compounds that are useful as near-infrared fluorescence probes, wherein the compounds include i) a pteroyl ligand that binds to a target receptor protein, ii) a dye molecule, and iii) a linker molecule that comprises an amino acid or derivative thereof. The disclosure further describes methods and compositions for making and using the compounds, methods incorporating the compounds, and kits incorporating the compounds.
    Type: Grant
    Filed: May 19, 2015
    Date of Patent: May 17, 2016
    Assignee: Purdue Research Foundation
    Inventors: Sumith A. Kularatne, Sakkarapalayam M. Mahalingam, Philip S. Low
  • Patent number: 9333270
    Abstract: The present disclosure relates to compounds that are useful as near-infrared fluorescence probes, wherein the compounds include i) a pteroyl ligand that binds to a target receptor protein, ii) a dye molecule, and iii) a linker molecule that comprises an amino acid or derivative thereof. The disclosure further describes methods and compositions for making and using the compounds, methods incorporating the compounds, and kits incorporating the compounds.
    Type: Grant
    Filed: August 26, 2013
    Date of Patent: May 10, 2016
    Assignee: Purdue Research Foundation
    Inventors: Philip S. Low, Sumith A. Kularatne, Sakkarapalayam M. Mahalingam
  • Publication number: 20160011199
    Abstract: The present disclosure relates to compounds that are useful as near-infrared fluorescence probes, wherein the compounds include i) a pteroyl ligand that binds to a target receptor protein, ii) a dye molecule, and iii) a linker molecule that comprises an amino acid or derivative thereof. The disclosure further describes methods and compositions for making and using the compounds, methods incorporating the compounds, and kits incorporating the compounds.
    Type: Application
    Filed: May 19, 2015
    Publication date: January 14, 2016
    Inventors: Sumith A. Kularatne, Sakkarapalayam M. Mahalingam, Philip S. Low
  • Patent number: 9233175
    Abstract: The present disclosure relates to compounds that are useful as near-infrared fluorescence probes, wherein the compounds include i) a pteroyl ligand that binds to a target receptor protein, ii) a dye molecule, and iii) a linker molecule that comprises an amino acid or derivative thereof. The disclosure further describes methods of imaging of inflammatory diseases using the compounds.
    Type: Grant
    Filed: December 19, 2013
    Date of Patent: January 12, 2016
    Assignee: Purdue Research Foundation
    Inventors: Philip S. Low, Sumith A. Kularatne, Lindsay E. Kelderhouse, Sakkarapalayam M. Mahalingam
  • Patent number: 9061057
    Abstract: The present disclosure relates to compounds that are useful as near-infrared fluorescence probes, wherein the compounds include i) a pteroyl ligand that binds to a target receptor protein, ii) a dye molecule, and iii) a linker molecule that comprises an amino acid or derivative thereof. The disclosure further describes methods and compositions for making and using the compounds, methods incorporating the compounds, and kits incorporating the compounds.
    Type: Grant
    Filed: March 12, 2014
    Date of Patent: June 23, 2015
    Assignee: Purdue Research Foundation
    Inventors: Sumith A. Kularatne, Sakkarapalayam M. Mahalingam, Philip S. Low
  • Publication number: 20140271476
    Abstract: The present disclosure relates to compounds that are useful as near-infrared fluorescence probes, wherein the compounds include i) a pteroyl ligand that binds to a target receptor protein, ii) a dye molecule, and iii) a linker molecule that comprises an amino acid or derivative thereof. The disclosure further describes methods and compositions for making and using the compounds, methods incorporating the compounds, and kits incorporating the compounds.
    Type: Application
    Filed: March 12, 2014
    Publication date: September 18, 2014
    Applicant: Purdue Research Foundation
    Inventors: Sumith A. Kularatne, Sakkarapalayam M. Mahalingam, Philip S. Low
  • Publication number: 20140271482
    Abstract: The present disclosure relates to compounds that are useful as near-infrared fluorescence probes, wherein the compounds include i) a pteroyl ligand that binds to a target receptor protein, ii) a dye molecule, and iii) a linker molecule that comprises an amino acid or derivative thereof. The disclosure further describes methods and compositions for making and using the compounds, methods incorporating the compounds, and kits incorporating the compounds.
    Type: Application
    Filed: August 26, 2013
    Publication date: September 18, 2014
    Applicant: Purdue Research Foundation
    Inventors: Philip S. Low, Sumith A. Kularatne, Sakkarapalayam M. Mahalingam