Patents by Inventor Barbara A. Williams

Barbara A. Williams 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).

  • Patent number: 6447726
    Abstract: A protein crystal growth assembly including a crystal growth cell and further including a cell body having a top side and a bottom side and a first aperture defined therethrough, the cell body having opposing first and second sides and a second aperture defined therethrough. A cell barrel is disposed within the cell body, the cell barrel defining a cavity alignable with the first aperture of the cell body, the cell barrel being rotatable within the second aperture. A reservoir is coupled to the bottom side of the cell body and a cap having a top side is disposed on the top side of the cell body.
    Type: Grant
    Filed: August 10, 1999
    Date of Patent: September 10, 2002
    Assignee: UAB Research Foundation
    Inventors: Lawrence Delucas, Robyn Rouleau, Kenneth Banasiewicz, Helen Powell, Barbara Williams, James Wayland, Todd Rentfrow
  • Publication number: 20020064485
    Abstract: A protein crystal growth assembly including a crystal growth cell and further including a cell body having a top side and a bottom side and a first aperture defined therethrough, the cell body having opposing first and second sides and a second aperture defined therethrough. A cell barrel is disposed within the cell body, the cell barrel defining a cavity alignable with the first aperture of the cell body, the cell barrel being rotatable within the second aperture. A reservoir is coupled to the bottom side of the cell body and a cap having a top side is disposed on the top side of the cell body.
    Type: Application
    Filed: September 27, 2001
    Publication date: May 30, 2002
    Applicant: UAB RESEARCH FOUNDATION
    Inventors: Lawrence Delucas, Robyn Rouleau, Helen Kay Powell, Barbara Williams
  • Patent number: 6262135
    Abstract: A flame retardant blend is disclosed that comprises: (a) a monomeric halogenated organic flame retardant that is adapted for use in a polyurethane foam formulation; and (b) an oligomeric organophosphate flame retardant having a phosphorus content of no less than about 10%, by weight, and at least three phosphate ester units therein, the amount of (a) in the blend being no less than the amount of (b). It is useful in polyurethane foams.
    Type: Grant
    Filed: April 12, 1999
    Date of Patent: July 17, 2001
    Assignee: Akzo Nobel NV
    Inventors: Larry L. Bradford, Emanuel Pinzoni, Barbara A. Williams, Theodore Halchak
  • Patent number: 4794126
    Abstract: Polyurethane foams containing halogenated phosphorus-based flame retardants are protected from scorching by the incorporation therein of an anti-scorch package which comprises a diaryl arylenediamine, the reaction product of a diarylamine and a lower alkyl ketone, and a hindered phenol.
    Type: Grant
    Filed: May 2, 1988
    Date of Patent: December 27, 1988
    Assignee: Akzo America Inc.
    Inventors: Gerald Fesman, Barry Jacobs, Barbara Williams
  • Patent number: D247602
    Type: Grant
    Filed: September 26, 1977
    Date of Patent: March 28, 1978
    Inventor: Barbara Williams