Patents by Inventor Gregory R. Luedtke

Gregory R. Luedtke 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: 20230391727
    Abstract: The present disclosure provides a group of amidine analogs and their pharmaceutically acceptable salts that are useful for treating a bacterial or fungal infection. The infection may include those infections caused by gram negative bacteria, gram positive bacteria, or fungi. Compositions, methods of synthesizing the same and methods for treating bacterial or fungal infection are disclosed herein.
    Type: Application
    Filed: October 22, 2021
    Publication date: December 7, 2023
    Inventors: Andrew Asher PROTTER, Gregory R. LUEDTKE, Pek Yee LUM, Anna HALBERG
  • Patent number: 11485725
    Abstract: The present invention relates to a group of 1-[(E)-3-(3,4,5-trimethoxyphenyl)prop-2-enoyl]-2,3-dihydropyridin-6-one (piperlongumine) derivatives, analogs and pharmaceutically acceptable salts thereof. The present invention also relates to processes for preparing the same; a pharmaceutical composition and formulation containing a derivative of piperlongumine; and use of the derivatives and analogs for treating cancer.
    Type: Grant
    Filed: November 14, 2018
    Date of Patent: November 1, 2022
    Assignee: Auransa Inc.
    Inventors: Andrew Asher Protter, Michael John Green, Hak Jin Chang, Son Minh Pham, Sarvajit Chakravarty, Gregory R. Luedtke, Pek Yee Lum
  • Publication number: 20220144776
    Abstract: The present disclosure provides a group of aromatic (e.g., pyridinyl, pyrimidinyl, pyrazinyl, or phenyl) diamidine analogs and pharmaceutically acceptable salts that are useful for treating a proliferative disease. The proliferative disease may include solid cancer or blood cancer. Compositions, methods of synthesizing the same and methods for treating various cancer using the analogs are disclosed herein. The present disclosure also provides pharmaceutical formulations comprising at least one of the compounds with a pharmaceutically acceptable carrier, diluent or excipient therefor.
    Type: Application
    Filed: December 20, 2019
    Publication date: May 12, 2022
    Inventors: Gregory R. LUEDTKE, Andrew Asher PROTTER, Anna HALBERG, Pek Yee LUM, Rajaa SUKHUN, Sidney Paul ELMER, Hak Jin CHANG
  • Publication number: 20210198235
    Abstract: The present invention relates to a group of 1-[(E)-3-(3,4,5-trimethoxyphenyl)prop-2-enoyl]-2,3-dihydropyridin-6-one (piperlongumine) derivatives, analogs and pharmaceutically acceptable salts thereof. The present invention also relates to processes for preparing the same; a pharmaceutical composition and formulation containing a derivative of piperlogumine; and use of the derivatives and analogs for treating cancer.
    Type: Application
    Filed: November 14, 2018
    Publication date: July 1, 2021
    Inventors: Andrew Asher PROTTER, Michael John GREEN, Hak Jin CHANG, Son Minh PHAM, Sarvajit CHAKRAVARTY, Gregory R. LUEDTKE
  • Publication number: 20200377510
    Abstract: The present invention relates to a group of 1-[(E)-3-(3,4,5-trimethoxyphenyl)prop-2-enoyl]-2,3-dihydropyridin-6-one (piperlongumine) derivatives, analogs and pharmaceutically acceptable salts thereof. The present invention also relates to a pharmaceutical composition and formulation containing a derivative of piperlongumine; and use of the derivatives and analogs for treating cancer, reducing inflammation and/or treating an autoimmune or inflammatory disease.
    Type: Application
    Filed: May 29, 2020
    Publication date: December 3, 2020
    Inventors: Andrew Asher PROTTER, Pek Yee LUM, Gregory R. LUEDTKE
  • Publication number: 20190151312
    Abstract: Described herein are compounds of Formula I, methods of making such compounds, pharmaceutical compositions and medicaments containing such compounds, and methods of using such compounds to treat or prevent diseases or conditions in need of inhibition of heparan sulfate biosynthesis.
    Type: Application
    Filed: October 8, 2015
    Publication date: May 23, 2019
    Inventors: Shripad Bhagwat, Bing Wang, Gregory R. Luedtke, Mark Spyvee
  • Patent number: 7488744
    Abstract: The invention is directed to methods to inhibit p38-? kinase using compounds comprising a phenyl or thienyl coupled through a piperidine or piperazine nucleus to an indole residue wherein the indole residue mandatorily has a substituent on the ring nitrogen which is an amino or substituted amino group.
    Type: Grant
    Filed: May 22, 2007
    Date of Patent: February 10, 2009
    Assignee: Scios, Inc.
    Inventors: Sarvajit Chakravarty, Sundeep Dugar, Qing Lu, Gregory R. Luedtke, Babu J. Mavunkel, John J. Perumattam, Richard Tester
  • Patent number: 7220763
    Abstract: The invention is directed to methods to inhibit p38-? kinase using compounds comprising a phenyl or thienyl coupled through a piperidine or piperazine nucleus to an indole residue wherein the indole residue mandatorily has a substituent on the ring nitrogen which is an amino or substituted amino group.
    Type: Grant
    Filed: September 3, 2003
    Date of Patent: May 22, 2007
    Assignee: Scios, Inc.
    Inventors: Sarvajit Chakravarty, Sundeep Dugar, Qing Lu, Gregory R. Luedtke, Babu J. Mavunkel, John J. Perumattam, Richland W. Tester
  • Patent number: 7214679
    Abstract: Compounds of the formula: wherein the substituents are as defined herein are useful for treating conditions mediated by p38 kinase.
    Type: Grant
    Filed: January 13, 2004
    Date of Patent: May 8, 2007
    Assignee: Scios, Inc.
    Inventors: Babu J. Mavunkel, Sundeep Dugar, Gregory R. Luedtke, Xuefei Tan, Glen McEnroe
  • Publication number: 20040142940
    Abstract: The invention is directed to methods to inhibit p38-&agr; kinase using compounds comprising a phenyl or thienyl coupled through a piperidine or piperazine nucleus to an indole residue wherein the indole residue mandatorily has a substituent on the ring nitrogen which is an amino or substituted amino group.
    Type: Application
    Filed: September 3, 2003
    Publication date: July 22, 2004
    Inventors: Sarvajit Chakravarty, Sundeep Dugar, Qing Lu, Gregory R. Luedtke, Babu J. Mavunkel, John J. Perumattam, Richland W. Tester
  • Patent number: 6410540
    Abstract: The invention is directed to methods to treat conditions mediated by p38-&agr;kinase using compounds of the formula and the pharmaceutically acceptable salts thereof, or a pharmaceutical composition thereof, wherein Z is N or CR1, R1 is a noninterfering substituent, each of X1 and X2 is a linker, Ar1 and Ar2 are identical or different, and represent optionally substituted C1-C20 hydrocarbyl residues wherein at least one of Ar1 and Ar2 is an optionally substituted aryl group, with the proviso that when X2 is CH2 or an isostere thereof, X1 is CO or an isostere thereof, and Ar2 is optionally substituted phenyl, Ar1 is other than an optionally substituted indolyl, benzimidazolyl or benzotriazolyl substituent, and wherein said optionally substituted phenyl is not an optionally substituted indolyl, benzimidazolyl, or benzotriazolyl, Y is a noninterfering substituent, wherein n is an integer from 0-4, and wherein m is an integer from 0-4 and 1 is an integer from 0-3.
    Type: Grant
    Filed: August 27, 1999
    Date of Patent: June 25, 2002
    Assignee: Scios, Inc.
    Inventors: R. Richard Goehring, Gregory R. Luedtke, Babu J. Mavunkel, Sarvajit Chakravarty, Sundeep Dugar, George F. Schreiner, David Y. Liu, John A. Lewicki