Patents by Inventor Laurence John Nummy

Laurence John Nummy 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).

  • Synthesis of 6,7-Dihydro-5H-imidazo[1,2-a]imidazole-3-sulfonic acid amides
    Publication number: 20090088571
    Abstract: Disclosed is a multi-step process for preparing a compound of Formula I: wherein R1 to R3 are as defined herein. The compounds of formula I inhibit the binding of human intercellular adhesion molecules to the Leukointegrins. As a result, these compounds are useful in the treatment of inflammatory and immune cell-mediated diseases.
    Type: Application
    Filed: December 5, 2008
    Publication date: April 2, 2009
    Applicants: BOEHRINGER INGELHEIM INTERNATIONAL GMBH, BOEHRINGER INGELHEIM PHARMACEUTICALS, INC.
    Inventors: Xiao-jun WANG, Thomas WIRTH, Thomas NICOLA, Li ZHANG, Rogelio Perez FRUTOS, Yibo XU, Dhileepkumar KRISHNAMURTHY, Laurence John NUMMY, Richard J. VARSOLONA, Chris Hugh SENANAYAKE, Jutta KROEBER, Diana REEVES
  • Synthesis of 6,7-dihydro-5H-imidazo[1,2-a]imidazole-3-sulfonic acid amides
    Patent number: 7470795
    Abstract: Disclosed is a multi-step process for preparing a compound of Formula I: wherein R1 to R3 are as defined herein. The compounds of formula I inhibit the binding of human intercellular adhesion molecules to the Leukointegrins. As a result, these compounds are useful in the treatment of inflammatory and immune cell-mediated diseases.
    Type: Grant
    Filed: July 25, 2005
    Date of Patent: December 30, 2008
    Assignees: Boehringer Ingelheim Pharmaceuticals, Inc., Boehringer Ingelheim International GmbH
    Inventors: Xiao-jun Wang, Thomas Wirth, Thomas Nicola, Li Zhang, Rogelio Perez Frutos, Yibo Xu, Dhileepkumar Krishnamurthy, Laurence John Nummy, Richard J. Varsolona, Chris Hugh Senanayake, Jutta Kroeber, Diana Reeves
  • Method for the preparation of 3-amino-2-chloro-4-alkylpyridines
    Patent number: 5654429
    Abstract: A process for the preparation of a 3-amino-2-chloro-4-alkylpyridine of the formula: ##STR1## wherein R1 is a linear, branched or cyclic hydrocarbon of from one to eight carbon atoms, optionally substituted with one or more electron stabilizing groups,an intermediate in the preparation of certain 5,11-dihydro-6H-dipyrido[3,2-b:2',3'-e][1,4]diazepine compounds useful in the prevention and treatment of HIV infection.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: August 5, 1997
    Inventor: Laurence John Nummy