Patents by Inventor Leigh Andre Pearcey

Leigh Andre Pearcey 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: 9920016
    Abstract: Processes for the preparation of 4-amino-1-((1S,4R,5S)-2-fluoro-4,5-dihydroxy-3 -hydroxymethyl-cyclopent-2-enyl)-1H-pyrimidin-2-one(13, RX-3117) and its intermediates are described.
    Type: Grant
    Filed: December 15, 2016
    Date of Patent: March 20, 2018
    Assignee: REXAHN PHARMACEUTICALS, INC.
    Inventors: Deog Joong Kim, Haifeng Yin, Eliezer Falb, Leigh Andre Pearcey, Jonathan Cummins, Petra Dieterich, Jean-Francois Carniaux, Yi Wang, Vikram Chandrakant Purohit
  • Publication number: 20170158662
    Abstract: Processes for the preparation of 4-amino-1-((1S,4R,5S)-2-fluoro-4,5-dihydroxy-3-hydroxymethyl-cyclopent-2-enyl)-1H-pyrimidin-2-one (13, RX-3117) and its intermediates are described.
    Type: Application
    Filed: December 15, 2016
    Publication date: June 8, 2017
    Applicant: Rexahn Pharmaceuticals, Inc.
    Inventors: Deog Joong Kim, Haifeng Yin, Eliezer Falb, Leigh Andre Pearcey, Jonathan Cummins, Petra Dieterich, Jean-Francois Carniaux, Yi Wang, Vikram Chandrakant Purohit
  • Patent number: 9533958
    Abstract: Processes for the preparation of 4-amino-1-((1S,4R,5S)-2-fluoro-4,5-dihydroxy-3-hydroxymethyl-cyclopent-2-enyl)-1H-pyrimidin-2-one (13, RX-3117) and its intermediates are described.
    Type: Grant
    Filed: September 4, 2015
    Date of Patent: January 3, 2017
    Assignee: Rexahn Pharmaceuticals, Inc.
    Inventors: Haifeng Yin, Deog Joong Kim, Eliezer Falb, Leigh Andre Pearcey, Jonathan Cummins, Petra Dieterich, Jean-Francois Carniaux, Yi Wang, Vikram Chandrakant Purohit
  • Publication number: 20150376142
    Abstract: Processes for the preparation of 4-amino-1((1S,4R,5S)-2-fluoro-4,5-dihydroxy-3-hydroxymethyl-cyclopent-2-enyl)-1H-pyrimidin-2-one (13, RX-3117) and its intermediates are described.
    Type: Application
    Filed: September 4, 2015
    Publication date: December 31, 2015
    Inventors: Haifeng Yin, Deog Joong Kim, Eliezer Falb, Leigh Andre Pearcey, Jonathan Cummins, Petra Dieterich, Jean-Francois Carniaux, Yi Wang, Vikram Chandrakant Purohit
  • Publication number: 20100041699
    Abstract: The invention relates to a microcrystalline form of a compound which is an inhibitor of PGD2 at the CRTH2 receptor. The microcrystalline form is obtained from a simple chemical reaction without the need for a milling process.
    Type: Application
    Filed: March 1, 2006
    Publication date: February 18, 2010
    Applicant: OXAGEN LIMITED
    Inventors: Edward Andrew Boyd, Frederick Arthur Brookfield, Christopher James Brennan, Christopher Francis Palmer, Leigh Andre Pearcey, James Matthew Lovell