Patents by Inventor Brian P. Chekal

Brian P. Chekal 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).

  • CRYSTALLINE PYRROLO[2,3-D]PYRIMIDINE COMPOUNDS
    Publication number: 20120258976
    Abstract: The present invention discloses novel crystalline and non-crystalline forms of 3-((3R,4R)-4-methyl-3-[methyl-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)-amino]-pip-eridin-1-yl)-3-oxopropionitrile, pharmaceutical composition containing the same, preparations thereof and the uses thereof.
    Type: Application
    Filed: April 4, 2012
    Publication date: October 11, 2012
    Applicant: Pfizer Inc.
    Inventors: Brendan J. Murphy, Timothy D. White, Brian P. Chekal, Phillip J. Johnson, Christopher James Foti, Leonid A. Margulis