Patents by Inventor Rudong Shan

Rudong Shan 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: 10272081
    Abstract: Compounds of formula (I): where n, R1, R4a, R4b, R5, R7 and R8 are defined herein, or pharmaceutically acceptable salts thereof, are described herein. The disclosed compounds have activity as SHIP1 modulators, and thus may be used to treat any of a variety of diseases, disorders or conditions that would benefit from SHIP1 modulation. Compositions comprising a compound of formula (I) in combination with a pharmaceutically acceptable carrier or diluent are also disclosed, as are methods of SHIP1 modulation by administration of such compounds to an animal in need thereof.
    Type: Grant
    Filed: January 30, 2018
    Date of Patent: April 30, 2019
    Assignee: Aquinox Pharmaceuticals (Canada) Inc.
    Inventors: Lloyd F. Mackenzie, Thomas B. MacRury, Curtis Harwig, David Bogucki, Jeffery R. Raymond, Jeremy D. Pettigrew, Vladimir Khlebnikov, Rudong Shan
  • Publication number: 20180360828
    Abstract: Compounds of formula (I): where n, R1, R4a, R4b, R5, R7 and R8 are defined herein, or pharmaceutically acceptable salts thereof, are described herein. The disclosed compounds have activity as SHIP1 modulators, and thus may be used to treat any of a variety of diseases, disorders or conditions that would benefit from SHIP1 modulation. Compositions comprising a compound of formula (I) in combination with a pharmaceutically acceptable carrier or diluent are also disclosed, as are methods of SHIP1 modulation by administration of such compounds to an animal in need thereof.
    Type: Application
    Filed: January 30, 2018
    Publication date: December 20, 2018
    Inventors: Lloyd F. Mackenzie, Thomas B. MacRury, Curtis Harwig, David Bogucki, Jeffery R. Raymond, Jeremy D. Pettigrew, Vladimir Khlebnikov, Rudong Shan
  • Publication number: 20180161324
    Abstract: Compounds of formula (I): where n, R1, R4a, R4b, R5, R7 and R8 are defined herein, or pharmaceutically acceptable salts thereof, are described herein. The disclosed compounds have activity as SHIP1 modulators, and thus may be used to treat any of a variety of diseases, disorders or conditions that would benefit from SHIP1 modulation. Compositions comprising a compound of formula (I) in combination with a pharmaceutically acceptable carrier or diluent are also disclosed, as are methods of SHIP1 modulation by administration of such compounds to an animal in need thereof.
    Type: Application
    Filed: January 30, 2018
    Publication date: June 14, 2018
    Inventors: Lloyd F. Mackenzie, Thomas B. MacRury, Curtis Harwig, David Bogucki, Jeffery R. Raymond, Jeremy D. Pettigrew, Vladimir Khlebnikov, Rudong Shan
  • Patent number: 9937167
    Abstract: Compounds of formula (I): where n, R1, R4a, R4b, R5, R7 and R8 are defined herein, or pharmaceutically acceptable salts thereof, are described herein. The disclosed compounds have activity as SHIP1 modulators, and thus may be used to treat any of a variety of diseases, disorders or conditions that would benefit from SHIP1 modulation. Compositions comprising a compound of formula (I) in combination with a pharmaceutically acceptable carrier or diluent are also disclosed, as are methods of SHIP1 modulation by administration of such compounds to an animal in need thereof.
    Type: Grant
    Filed: December 6, 2016
    Date of Patent: April 10, 2018
    Assignee: Aquinox Pharmaceuticals (Canada) Inc.
    Inventors: Lloyd F. Mackenzie, Thomas B. Macrury, Curtis Harwig, David Bogucki, Jeffery R. Raymond, Jeremy D. Pettigrew, Vladimir Khlebnikov, Rudong Shan
  • Patent number: 9751894
    Abstract: Cephem compounds, pharmaceutically acceptable salts thereof, and methods of using same, wherein the compound has a bicyclic nitrogen-containing aromatic heterocyclic ring as the quaternary ammoniomethyl group at the 3-position and one or both of a terminal amidine residue (substituted or unsubstituted) attached to an aryl or a 5- or 6-membered heteroaryl group (substituted or unsubstituted) which is further attached through a spacer to the free N-atom of the quaternary nitrogen-containing bicyclic ring at the 3-side chain, or a terminal guanidine residue attached to an aryl or a 5- or 6-membered heteroaryl group (substituted or unsubstituted) which is further attached through a spacer to the free N-atom of the quaternary nitrogen-containing bicyclic ring at the 3-side chain.
    Type: Grant
    Filed: December 5, 2016
    Date of Patent: September 5, 2017
    Assignee: NAEJA-RGM PHARMACEUTICALS INC.
    Inventors: Samarendra Nath Maiti, Dai Quoc Nguyen, Andhe V. N. Reddy, Judy Yip, Chan Minh Ha, Rong Ling, Rudong Shan, Madhava Reddy Madala
  • Publication number: 20170224682
    Abstract: Compounds of formula (I): where n, R1, R4a, R4b, R5, R7 and R8 are defined herein, or pharmaceutically acceptable salts thereof, are described herein. The disclosed compounds have activity as SHIP1 modulators, and thus may be used to treat any of a variety of diseases, disorders or conditions that would benefit from SHIP1 modulation. Compositions comprising a compound of formula (I) in combination with a pharmaceutically acceptable carrier or diluent are also disclosed, as are methods of SHIP1 modulation by administration of such compounds to an animal in need thereof.
    Type: Application
    Filed: December 6, 2016
    Publication date: August 10, 2017
    Inventors: Lloyd F. MACKENZIE, Thomas B. MACRURY, Curtis HARWIG, David BOGUCKI, Jeffery R. RAYMOND, Jeremy D. PETTIGREW, Vladimir KHLEBNIKOV, Rudong SHAN
  • Publication number: 20170166587
    Abstract: Cephem compounds, pharmaceutically acceptable salts thereof, and methods of using same, wherein the compound has a bicyclic nitrogen-containing aromatic heterocyclic ring as the quaternary ammoniomethyl group at the 3-position and one or both of a terminal amidine residue (substituted or unsubstituted) attached to an aryl or a 5- or 6-membered heteroaryl group (substituted or unsubstituted) which is further attached through a spacer to the free N-atom of the quaternary nitrogen-containing bicyclic ring at the 3-side chain, or a terminal guanidine residue attached to an aryl or a 5- or 6-membered heteroaryl group (substituted or unsubstituted) which is further attached through a spacer to the free N-atom of the quaternary nitrogen-containing bicyclic ring at the 3-side chain.
    Type: Application
    Filed: December 5, 2016
    Publication date: June 15, 2017
    Inventors: Samarendra Nath MAITI, Dai Quoc NGUYEN, Andhe V.N. REDDY, Judy YIP, Chan Minh HA, Rong LING, Rudong SHAN, Madhava Reddy MADALA
  • Patent number: 9540353
    Abstract: Compounds of formula (I): where, n, R1, R4a, R4b, R5, R7 and R8 are defined herein, or pharmaceutically acceptable salts thereof, are described herein. The disclosed compounds have activity as SHIP1 modulators, and thus may be used to treat any of a variety of diseases, disorders or conditions that would benefit from SHIP1 modulation. Compositions comprising a compound of formula (I) in combination with a pharmaceutically acceptable carrier or diluent are also disclosed, as are methods of SHIP1 modulation by administration of such compounds to an animal in need thereof.
    Type: Grant
    Filed: January 7, 2014
    Date of Patent: January 10, 2017
    Assignee: Aquinox Pharmaceuticals (Canada) Inc.
    Inventors: Lloyd F. Mackenzie, Thomas B. Macrury, Curtis Harwig, David Bogucki, Jeffery R. Raymond, Jeremy D. Pettigrew, Vladimir Khlebnikov, Rudong Shan
  • Publication number: 20160257671
    Abstract: Compounds of formula (I): where n, R1, R4a, R4b, R5, R7 and R8 are defined herein, or pharmaceutically acceptable salts thereof, are described herein. The disclosed compounds have activity as SHIP1 modulators, and thus may be used to treat any of a variety of diseases, disorders or conditions that would benefit from SHIP1 modulation. Compositions comprising a compound of formula (I) in combination with a pharmaceutically acceptable carrier or diluent are also disclosed, as are methods of SHIP1 modulation by administration of such compounds to an animal in need thereof.
    Type: Application
    Filed: January 7, 2014
    Publication date: September 8, 2016
    Inventors: Lloyd F. MACKENZIE, Thomas B. MACRURY, Curtis HARWIG, David BOGUCKI, Jeffery R. RAYMOND, Jeremy D. PETTIGREW, Vladimir KHLEBNIKOV, Rudong SHAN
  • Publication number: 20150336935
    Abstract: Compounds of formula (I): where, n, R1, R4a, R4b, R5, R7 and R8 are defined herein, or pharmaceutically acceptable salts thereof, are described herein. The disclosed compounds have activity as SHIP1 modulators, and thus may be used to treat any of a variety of diseases, disorders or conditions that would benefit from SHIP1 modulation. Compositions comprising a compound of formula (I) in combination with a pharmaceutically acceptable carrier or diluent are also disclosed, as are methods of SHIP1 modulation by administration of such compounds to an animal in need thereof.
    Type: Application
    Filed: January 7, 2014
    Publication date: November 26, 2015
    Inventors: Lloyd F. MACKENZIE, Thomas B. MACRURY, Curtis HARWIG, David BOGUCKI, Jeffery R. RAYMOND, Jeremy D. PETTIGREW, Vladimir KHLEBNIKOV, Rudong SHAN
  • Patent number: 8101605
    Abstract: Compounds of structure (I): including stereoisomers and pharmaceutically acceptable salts thereof, wherein X, R1, R2, R3, R4, R5, R6 and R7 are as defined herein. Such compounds have activity as SHIP1 modulators, and thus may be used to treat any of a variety of diseases, disorders or conditions that would benefit from SHIP1 modulation. Compositions comprising a compound of structure (I) in combination with a pharmaceutically acceptable carrier or diluent are also disclosed, as are methods of SHIP1 modulation by administration of such compounds to an animal in need thereof.
    Type: Grant
    Filed: December 3, 2010
    Date of Patent: January 24, 2012
    Assignee: Aquinox Pharmaceuticals Inc.
    Inventors: Lloyd Mackenzie, Tom MacRury, Curtis Harwig, Jeremy Pettigrew, Noor Aini Bhatti, Sam Place, Paul Bird, Vladimir Khlebnikov, Rudong Shan
  • Publication number: 20110136802
    Abstract: Compounds of structure (I): including stereoisomers and pharmaceutically acceptable salts thereof, wherein X, R1, R2, R3, R4, R5, R6 and R7 are as defined herein. Such compounds have activity as SHIP1 modulators, and thus may be used to treat any of a variety of diseases, disorders or conditions that would benefit from SHIP1 modulation. Compositions comprising a compound of structure (I) in combination with a pharmaceutically acceptable carrier or diluent are also disclosed, as are methods of SHIP1 modulation by administration of such compounds to an animal in need thereof.
    Type: Application
    Filed: December 3, 2010
    Publication date: June 9, 2011
    Applicant: Aquinox Pharmaceuticals Inc.
    Inventors: Lloyd Mackenzie, Tom MacRury, Curtis Harwig, Jeremy Pettigrew, Noor Aini Bhatti, Sam Place, Paul Bird, Vladimir Khlebnikov, Rudong Shan
  • Patent number: 5907047
    Abstract: This invention relates to a new biologically active compound as shown in formula (I) and its biologically active derivatives; whereas derivatives are produced by the reaction of formula (I) with nucleophiles.
    Type: Grant
    Filed: July 23, 1998
    Date of Patent: May 25, 1999
    Assignee: Boehringer Mannheim GmbH
    Inventors: Fritz Hansske, Olov Sterner, Marc Satadler, Heidrun Anke, Liesel Dorge, Rudong Shan
  • Patent number: RE48097
    Abstract: Cephem compounds, pharmaceutically acceptable salts thereof, and methods of using same, wherein the compound has a bicyclic nitrogen-containing aromatic heterocyclic ring as the quaternary ammoniomethyl group at the 3-position and one or both of a terminal amidine residue (substituted or unsubstituted) attached to an aryl or a 5- or 6-membered heteroaryl group (substituted or unsubstituted) which is further attached through a spacer to the free N-atom of the quaternary nitrogen-containing bicyclic ring at the 3-side chain, or a terminal guanidine residue attached to an aryl or a 5- or 6-membered heteroaryl group (substituted or unsubstituted) which is further attached through a spacer to the free N-atom of the quaternary nitrogen-containing bicyclic ring at the 3-side chain.
    Type: Grant
    Filed: December 19, 2018
    Date of Patent: July 14, 2020
    Assignee: NAEJA-RGM PHARMACEUTICALS ULC
    Inventors: Samarendra Nath Maiti, Dai Quoc Nguyen, Andhe V. N. Reddy, Judy Yip, Chan Minh Ha, Rong Ling, Rudong Shan, Madhava Reddy Madala