Patents by Inventor Steven R. Schneider

Steven R. Schneider 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).

  • Process for preparing substituted pyridines
    Patent number: 6844441
    Abstract: A process for preparing a compound of the formula: wherein n, R1, R2, R3 and X are as defined above, used as an intermediate in the synthesis of ?-adrenergic receptor agonists.
    Type: Grant
    Filed: October 10, 2003
    Date of Patent: January 18, 2005
    Assignee: Pfizer Inc
    Inventors: Robert L. Dow, Steven R. Schneider
  • Process for preparing substituted pyridnes
    Publication number: 20040133005
    Abstract: A process for preparing a compound of the formula 1
    Type: Application
    Filed: October 10, 2003
    Publication date: July 8, 2004
    Applicant: Pfizer Inc
    Inventors: Robert L. Dow, Steven R. Schneider
  • Process for preparing substituted pyridines
    Patent number: 6670480
    Abstract: A process for preparing a compound of the formula wherein n, R1, R2, R3 and X are as defined above, used as an intermediate in the synthesis of &bgr;-adrenergic receptor agonists.
    Type: Grant
    Filed: December 12, 2002
    Date of Patent: December 30, 2003
    Assignee: Pfizer Inc.
    Inventors: Robert L. Dow, Steven R. Schneider
  • Process for preparing substituted pyridines
    Publication number: 20030114670
    Abstract: A process for preparing a compound of the formula 1
    Type: Application
    Filed: December 12, 2002
    Publication date: June 19, 2003
    Inventors: Robert L. Dow, Steven R. Schneider
  • Process for preparing substituted pyridines
    Patent number: 6518431
    Abstract: A process for preparing a compound of the formula wherein n, R1, R2, R3 and X are as defined above, used as an intermediate in the synthesis of &bgr;-adrenergic receptor agonists.
    Type: Grant
    Filed: March 28, 2001
    Date of Patent: February 11, 2003
    Assignee: Pfizer Inc.
    Inventors: Robert L. Dow, Steven R. Schneider
  • Process for preparing substituted pyridines
    Publication number: 20020077478
    Abstract: A process for preparing a compound of the formula 1
    Type: Application
    Filed: March 28, 2001
    Publication date: June 20, 2002
    Inventors: Robert L. Dow, Steven R. Schneider