Patents by Inventor Colin P. Sambrook Smith

Colin P. Sambrook Smith 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).

  • Resorcinol derivatives
    Patent number: 7282592
    Abstract: The present invention relates to certain resorcinol derivatives and their use as skin lightening agents.
    Type: Grant
    Filed: November 21, 2006
    Date of Patent: October 16, 2007
    Assignee: Warner-Lambert Company
    Inventors: Stuart E. Bradley, Eric W. Collington, Matthew C. Fyfe, Martin J. Procter, Colin P. Sambrook Smith
  • Resorcinol derivatives
    Patent number: 7173052
    Abstract: The present invention relates to certain resorcinol derivatives and their use as skin lightening agents.
    Type: Grant
    Filed: December 2, 2004
    Date of Patent: February 6, 2007
    Assignees: Pfizer Inc., Pfizer Products Inc.
    Inventors: Stuart E. Bradley, Eric W. Collington, Matthew C. Fyfe, Martin J. Procter, Colin P. Sambrook Smith
  • Resorcinol derivatives
    Patent number: 6852747
    Abstract: The present invention relates to certain resorcinol derivatives and their use as skin lightening agents.
    Type: Grant
    Filed: May 27, 2003
    Date of Patent: February 8, 2005
    Assignee: Pfizer Inc.
    Inventors: Stuart E. Bradley, Eric W. Collington, Matthew C. Fyfe, Martin J. Procter, Colin P. Sambrook Smith
  • Resorcinol derivatives
    Publication number: 20030180236
    Abstract: The present invention relates to certain resorcinol derivatives and their use as skin lightening agents.
    Type: Application
    Filed: May 27, 2003
    Publication date: September 25, 2003
    Inventors: Stuart E. Bradley, Eric W. Collington, Matthew C. Fyfe, Martin J. Procter, Colin P. Sambrook Smith
  • Resorcinol derivatives
    Patent number: 6590105
    Abstract: The present invention relates to certain resorcinol derivatives and their use as skin lightening agents.
    Type: Grant
    Filed: September 7, 2001
    Date of Patent: July 8, 2003
    Assignee: Warner-Lambert Company
    Inventors: Stuart E. Bradley, Eric W. Collington, Matthew C. Fyfe, Martin J. Procter, Colin P. Sambrook Smith
  • Resorcinol derivatives
    Publication number: 20020114770
    Abstract: The present invention relates to certain resorcinol derivatives and their use as skin lightening agents.
    Type: Application
    Filed: September 7, 2001
    Publication date: August 22, 2002
    Inventors: Stuart E. Bradley, Eric W. Collington, Mathhew C. Fyfe, Martin J. Procter, Colin P. Sambrook Smith