Patents by Inventor Jehangir Khan

Jehangir Khan 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).

  • Bicyclic compounds and their use as antibacterial agents and ?-lactamase inhibitors
    Patent number: 10544146
    Abstract: A compound of formula (I): wherein: M is hydrogen or a pharmaceutically acceptable salt-forming cation; Y is OR1 or NR2R3, and R1 ,R2, R3 and M are as defined herein. Also, methods of treating bacterial infection, pharmaceutical compositions, molecular complexes and processes for preparing compounds.
    Type: Grant
    Filed: June 28, 2018
    Date of Patent: January 28, 2020
    Assignee: FEDORA PHARMACEUTICALS INC.
    Inventors: Samarendra N. Maiti, Dai Nguyen, Jehangir Khan, Rong Ling
  • BICYCLIC COMPOUNDS AND THEIR USE AS ANTIBACTERIAL AGENTS AND BETA-LACTAMASE INHIBITORS
    Publication number: 20180305359
    Abstract: A compound of formula (I): wherein: M is hydrogen or a pharmaceutically acceptable salt-forming cation; Y is OR1 or NR2R3, and R1 ,R2, R3 and M are as defined herein. Also, methods of treating bacterial infection, pharmaceutical compositions, molecular complexes and processes for preparing compounds.
    Type: Application
    Filed: June 28, 2018
    Publication date: October 25, 2018
    Applicant: FEDORA PHARMACEUTICALS INC.
    Inventors: Samarendra N. MAITI, Dai NGUYEN, Jehangir KHAN, Rong LING
  • Bicyclic compounds and their use as antibacterial agents and ?-lactamase inhibitors
    Patent number: 10030019
    Abstract: A compound of formula (I): wherein: M is hydrogen or a pharmaceutically acceptable salt-forming cation; Y is OR1 or NR2R3, and R1, R2, R3 and M are as defined herein. Also, methods of treating bacterial infection, pharmaceutical compositions, molecular complexes and processes for preparing compounds.
    Type: Grant
    Filed: June 2, 2016
    Date of Patent: July 24, 2018
    Assignee: FEDORA PHARMACEUTICALS INC.
    Inventors: Samarendra N. Maiti, Dai Nguyen, Jehangir Khan, Rong Ling
  • Amidine substituted ?-lactam compounds, their preparation and use as antibacterial agents
    Patent number: 9782390
    Abstract: The present invention relates to novel ?-lactam compounds, their preparation and use. In particular, this invention relates to novel ?-lactam compounds which are amidine substituted monobactam derivatives useful as antimicrobial agents and their preparation.
    Type: Grant
    Filed: December 19, 2016
    Date of Patent: October 10, 2017
    Assignee: AiCuris GmbH & Co. KG
    Inventors: Burkhard Klenke, Irith Wiegand, Guido Schiffer, Heike Broetz-Oesterhelt, Samarendra N. Maiti, Jehangir Khan, Andhe Reddy, Zhixiang Yang, Mostafa Hena, Guofeng Jia, Ou Ligong, Hong Liang, Judy Yip, Chuanjun Gao, Sabiha Tajammul, Rahim Mohammad, Ganguli Biswajeet
  • AMIDINE SUBSTITUTED BETA-LACTAM COMPOUNDS, THEIR PREPARATION AND USE AS ANTIBACTERIAL AGENTS
    Publication number: 20170100379
    Abstract: The present invention relates to novel ?-lactam compounds, their preparation and use. In particular, this invention relates to novel ?-lactam compounds which are amidine substituted monobactam derivatives useful as antimicrobial agents and their preparation.
    Type: Application
    Filed: December 19, 2016
    Publication date: April 13, 2017
    Applicant: AiCuris GmbH & Co. KG
    Inventors: Burkhard KLENKE, Irith WIEGAND, Guido SCHIFFER, Heike BROETZ-OESTERHELT, Samarendra N. MAITI, Jehangir KHAN, Andhe REDDY, Zhixiang YANG, Mostafa HENA, Guofeng JIA, Ou LIGONG, Hong LIANG, Judy YIP, Chuanjun GAO, Sabiha TAJAMMUL, Rahim MOHAMMAD, Ganguli BISWAJEET
  • Amidine substituted -lactam compounds, their preparation and use as antibacterial agents
    Patent number: 9556165
    Abstract: The present invention relates to novel ?-lactam compounds, their preparation and use. In particular, this invention relates to novel ?-lactam compounds which are amidine substituted monobactam derivatives useful as antimicrobial agents and their preparation.
    Type: Grant
    Filed: January 23, 2013
    Date of Patent: January 31, 2017
    Assignee: AiCuris GmbH & Co. KG
    Inventors: Burkhard Klenke, Irith Wiegand, Guido Schiffer, Heike Broetz-Oesterhelt, Samarendra N. Maiti, Jehangir Khan, Andhe Reddy, Zhixiang Yang, Mostafa Hena, Guofeng Jia, Ou Ligong, Hong Liang, Judy Yip, Chuanjun Gao, Sabiha Tajammul, Rahim Mohammad, Ganguli Biswajeet
  • Bicyclic compounds and their use as antibacterial agents and beta-lactamase inhibitors
    Patent number: 9505761
    Abstract: New bicyclic compounds, their preparation, and their use as antibacterial agents, either alone or in combination with an antibiotic for the treatment of infections caused by ?-lactamase-producing pathogenic bacteria, are described.
    Type: Grant
    Filed: June 10, 2014
    Date of Patent: November 29, 2016
    Assignee: FEDORA PHARMACEUTICALS INC.
    Inventors: Samarendra N. Maiti, Dai Nguyen, Jehangir Khan, Rong Ling
  • BICYCLIC COMPOUNDS AND THEIR USE AS ANTIBACTERIAL AGENTS AND BETA-LACTAMASE INHIBITORS
    Publication number: 20160297817
    Abstract: A compound of formula (I): wherein: M is hydrogen or a pharmaceutically acceptable salt-forming cation; Y is OR1 or NR2R3, and R1, R2, R3 and M are as defined herein. Also, methods of treating bacterial infection, pharmaceutical compositions, molecular complexes and processes for preparing compounds.
    Type: Application
    Filed: June 2, 2016
    Publication date: October 13, 2016
    Applicant: FEDORA PHARMACEUTICALS INC.
    Inventors: Samarendra N. MAITI, Dai NGUYEN, Jehangir KHAN, Rong LING
  • Bicyclic compounds and their use as antibacterial agents and betalactamase inhibitors
    Patent number: 9393239
    Abstract: A compound of formula (I): wherein: M is hydrogen or a pharmaceutically acceptable salt-forming cation; Y is OR1 or NR2R3, and R1, R2, R3 and M are as defined herein. Also, methods of treating bacterial infection, pharmaceutical compositions, molecular complexes and processes for preparing compounds.
    Type: Grant
    Filed: April 15, 2014
    Date of Patent: July 19, 2016
    Assignee: FEDORA PHARMACEUTICALS INC.
    Inventors: Samarendra N. Maiti, Dai Nguyen, Jehangir Khan, Rong Ling
  • AMIDINE SUBSTITUTED BETA-LACTAM COMPOUNDS, THEIR PREPARATION AND USE AS ANTIBACTERIAL AGENTS
    Publication number: 20150045340
    Abstract: The present invention relates to novel ?-lactam compounds, their preparation and use. In particular, this invention relates to novel ?-lactam compounds which are amidine substituted monobactam derivatives useful as antimicrobial agents and their preparation.
    Type: Application
    Filed: January 23, 2013
    Publication date: February 12, 2015
    Applicant: AiCuris GmbH & Co. KG
    Inventors: Burkhard Klenke, Irith Wiegand, Guido Schiffer, Heike Broetz-Oesterhelt, Samarendra N. Maiti, Jehangir Khan, Andhe Reddy, Zhixiang Yang, Mostafa Hena, Guofeng Jia, Ou Ligong, Hong Liang, Judy Yip, Chuanjun Gao, Sabiha Tajammul, Rahim Mohammad, Ganguli Biswajeet
  • Bicyclic compounds and their use as antibacterial agents and ?-lactamase inhibitors
    Patent number: 8877743
    Abstract: A compound of formula (I): wherein: M is hydrogen or a pharmaceutically acceptable salt-forming cation; and R1 and M are as defined herein. Also, methods of treating bacterial infection, pharmaceutical compositions, molecular complexes and processes for preparing compounds.
    Type: Grant
    Filed: June 14, 2013
    Date of Patent: November 4, 2014
    Assignee: Naeja Pharmaceutical Inc.
    Inventors: Samarendra N. Maiti, Dai Nguyen, Jehangir Khan, Rong Ling
  • BICYCLIC COMPOUNDS AND THEIR USE AS ANTIBACTERIAL AGENTS AND BETA-LACTAMASE INHIBITORS
    Publication number: 20140288051
    Abstract: New bicyclic compounds, their preparation, and their use as antibacterial agents, either alone or in combination with an antibiotic for the treatment of infections caused by ?-lactamase-producing pathogenic bacteria, are described.
    Type: Application
    Filed: June 10, 2014
    Publication date: September 25, 2014
    Inventors: Samarendra N. MAlTI, Dai NGUYEN, Jehangir KHAN, Rong LING
  • BICYCLIC COMPOUNDS AND THEIR USE AS ANTIBACTERIAL AGENTS AND BETALACTAMASE INHIBITORS
    Publication number: 20140221341
    Abstract: A compound of formula (I): wherein: M is hydrogen or a pharmaceutically acceptable salt-forming cation; Y is OR1 or NR2R3, and R1, R2, R3 and M are as defined herein. Also, methods of treating bacterial infection, pharmaceutical compositions, molecular complexes and processes for preparing compounds.
    Type: Application
    Filed: April 15, 2014
    Publication date: August 7, 2014
    Applicant: NAEJA PHARMACEUTICAL INC.
    Inventors: Samarendra N. MAITI, Dai NGUYEN, Jehangir KHAN, Rong LING
  • Bicyclic compounds and their use as antibacterial agents and ?-lactamase inhibitors
    Patent number: 8796257
    Abstract: A compound of formula (I): wherein: M is hydrogen or a pharmaceutically acceptable salt-forming cation; Y is OR1 or NR2R3, and R1, R2, R3 and M are as defined herein. Also, methods of treating bacterial infection, pharmaceutical compositions, molecular complexes and processes for preparing compounds.
    Type: Grant
    Filed: November 30, 2012
    Date of Patent: August 5, 2014
    Assignee: Naeja Pharmaceutical Inc.
    Inventors: Samarendra N. Maiti, Dai Nguyen, Jehangir Khan, Rong Ling
  • NEW BICYCLIC COMPOUNDS AND THEIR USE AS ANTIBACTERIAL AGENTS AND BETA-LACTAMASE INHIBITORS
    Publication number: 20130281359
    Abstract: A compound of formula (I): wherein: M is hydrogen or a pharmaceutically acceptable salt-forming cation; and R1 and M are as defined herein. Also, methods of treating bacterial infection, pharmaceutical compositions, molecular complexes and processes for preparing compounds.
    Type: Application
    Filed: June 14, 2013
    Publication date: October 24, 2013
    Inventors: Samarendra N. MAITI, Dai Nguyen, Jehangir Khan, Rong Ling
  • NOVEL FUSED BRIDGED BICYCLIC HETEROARYL SUBSTITUTED 6-ALKYLIDENE PENEMS AS POTENT BETA-LACTAMASE INHIBITORS
    Publication number: 20110288063
    Abstract: A compound of formula (I) or formula (Ia) Wherein R1, Ra, R2, X, R3, Y1, Y2, A, B and C are as defined herein. Also, pharmaceutical compositions comprising such compounds and excipients, methods of treating bacterial infections comprising administering such compounds, methods for making such compounds and hydrates of such compounds.
    Type: Application
    Filed: May 19, 2011
    Publication date: November 24, 2011
    Applicant: Naeja Pharmaceutical Inc.
    Inventors: Samarendra N. MAITI, Rong Ling, Judy Yip, Chuanjun Gao, Dai Nguyen, Biswajeet Ganguli, Hong Liang, Jehangir Khan, Andhe V. Narender Reddy
  • Triazoles as therapeutic agents for fungal infections
    Patent number: 6153616
    Abstract: A compound of formula I, or an optical isomer or pharmaceutically acceptable salt thereof, ##STR1## is disclosed as well as a pharmaceutical composition and a method of treating or preventing a fungal infection using the compound.
    Type: Grant
    Filed: January 16, 1998
    Date of Patent: November 28, 2000
    Assignees: Synphar Laboratories, Inc., Taiho Pharmaceuticals Co., Ltd.
    Inventors: Mohsen Daneshtalab, Yadagiri Bathini, Dai Nguyen, Inderjit Sidhu, Mark Abel, Chan Ha, Sameeh Salama, Jehangir Khan, Ronald Micetich, Tetsuo Furukawa, Norio Unemi