Patents by Inventor Terry Gene Sinay, Jr.

Terry Gene Sinay, Jr. 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 the preparation of the mesylate salt trihydrate of 1-(4-hydroxyphenyl)-2-(4-hydroxy-4-phenylpiperidin-1-yl)-1-propanol
    Patent number: 6645986
    Abstract: The present invention is directed to a process for the preparation of the mesylate trihydrate of the (1S,2S)-1-(4-hydroxyphenyl)-2-(4-hydroxy-4-phenylpiperidin-1-yl)-1-propanol compound having the formula (I): The present invention is also further comprises a process for enantiomeric resolution and isolation of the (D)-(−)-tartrate salt of the compound of the formula (I).
    Type: Grant
    Filed: April 23, 2001
    Date of Patent: November 11, 2003
    Assignee: Pfizer Products, Inc.
    Inventors: Stanley Walter Walinsky, Terry Gene Sinay, Jr., Joseph Philip Rainville
  • Process for the preparation of the mesylate salt trihydrate of 1-(4-hydroxyphenyl)-2-(4-hydroxy-4-phenylpiperidin-1-yl)-1-propanol and intermediates useful therefor
    Patent number: 6570018
    Abstract: The present invention is directed to a novel process for the preparation of the mesylate trihydrate of the compound of formula (I), (1S,2S)-1-(4-hydroxyphenyl)-2-(4-hydroxy-4-phenylpiperidin-1-yl)-1-propanol: The present invention is further directed to a process for the preparation of a (2S)-(+)-compound of formula (II): wherein R1 is a protecting group. In addition, the present invention relates to intermediates useful in said processes.
    Type: Grant
    Filed: April 23, 2001
    Date of Patent: May 27, 2003
    Assignee: Pfizer Inc
    Inventors: Stanley Walter Walinsky, Terry Gene Sinay, Jr., Joseph Philip Rainville