Patents by Inventor Ashwinkumar Jain

Ashwinkumar Jain 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).

  • Oral solution formulation
    Patent number: 11911383
    Abstract: The present invention relates to an oral solution formulation or an oral powder for constitution comprising 6-acetyl-8-cyclopentyl-5-methyl-2-(5-piperazin-1-yl-pyridin-2-ylamino)-8H-pyrido[2,3-d]pyrimidin-7-one, or a lactate or malate salt thereof, and a buffer system comprising lactic acid or malic acid.
    Type: Grant
    Filed: May 3, 2019
    Date of Patent: February 27, 2024
    Assignee: Pfizer Inc.
    Inventors: Ashwinkumar Jain, Weili Yu
  • ORAL SOLUTION FORMULATION
    Publication number: 20210205309
    Abstract: The present invention relates to an oral solution formulation or an oral powder for constitution comprising 6-acetyl-8-cyclopentyl-5-methyl-2-(5-piperazin-1-yl-pyridin-2-ylamino)-8H-pyrido[2,3-d]pyrimidin-7-one, or a lactate or malate salt thereof, and a buffer system comprising lactic acid or malic acid.
    Type: Application
    Filed: May 3, 2019
    Publication date: July 8, 2021
    Applicant: Pfizer Inc.
    Inventors: Ashwinkumar JAIN, Weili YU
  • Amorphous rapamycin 42-ester with 3-hydroxy-2-(hydroxymethyl)-2-methylpropionic acid and its pharmaceutical compositions
    Patent number: 7446111
    Abstract: The present invention provides an amorphous form of rapamycin 42-ester with 3-hydroxy-2-(hydroxymethyl)-2-methylpropionic acid. This invention also provides processes for preparing the amorphous form and pharmaceutical compositions including the amorphous form.
    Type: Grant
    Filed: August 10, 2007
    Date of Patent: November 4, 2008
    Assignee: Wyeth
    Inventors: Eric J. Benjamin, Muhammad Ashraf, Ashwinkumar Jain
  • Amorphous rapamycin 42-ester with 3-hydroxy-2-(hydroxymethyl)-2- methylpropionic acid and its pharmaceutical compositions
    Publication number: 20080070950
    Abstract: The present invention provides an amorphous form of rapamycin 42-ester with 3-hydroxy-2-(hydroxymethyl)-2-methylpropionic acid. This invention also provides processes for preparing the amorphous form and pharmaceutical compositions including the amorphous form.
    Type: Application
    Filed: August 10, 2007
    Publication date: March 20, 2008
    Applicant: Wyeth
    Inventors: Eric Benjamin, Muhammad Ashraf, Ashwinkumar Jain
  • Amorphous rapamycin 42-ester with 3-hydroxy-2-(hydroxymethyl)-2-methylpropionic acid and its pharmaceutical compositions
    Patent number: 7271177
    Abstract: The present invention provides an amorphous form of rapamycin 42-ester with 3-hydroxy-2-(hydroxymethyl)-2-methylpropionic acid. This invention also provides processes for preparing the amorphous form and pharmaceutical compositions including the amorphous form.
    Type: Grant
    Filed: August 31, 2004
    Date of Patent: September 18, 2007
    Assignee: Wyeth
    Inventors: Eric J. Benjamin, Muhammad Ashraf, Ashwinkumar Jain
  • Amorphous rapamycin 42-ester with 3-hydroxy-2-(hydroxymethyl)-2-methylpropionic acid and its pharmaceutical compositions
    Publication number: 20050049271
    Abstract: The present invention provides an amorphous form of rapamycin 42-ester with 3-hydroxy-2-(hydroxymethyl)-2-methylpropionic acid. This invention also provides processes for preparing the amorphous form and pharmaceutical compositions including the amorphous form.
    Type: Application
    Filed: August 31, 2004
    Publication date: March 3, 2005
    Applicant: Wyeth
    Inventors: Eric Benjamin, Muhammad Ashraf, Ashwinkumar Jain