Patents by Inventor Alison Sherwin

Alison Sherwin 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).

  • Polymeric dispersants, dispersions, processes for preparing dispersions and the use of polymeric dispersants
    Patent number: 9127184
    Abstract: A polymeric dispersant obtained or obtainable by copolymerizing a monomer composition comprising at least the components: i) benzyl (meth)acrylate; ii) propylene glycol (meth)acrylate; wherein the weight ratio of component i) to component ii) is greater than 10:1.
    Type: Grant
    Filed: April 2, 2013
    Date of Patent: September 8, 2015
    Assignee: Fujifilm Imaging Colorants Limited
    Inventors: Mark Holbrook, Alison Sherwin, Richard Williams
  • Polymeric Dispersants, Dispersions, Processes for Preparing Dispersions and the Use of Polymeric Dispersants
    Publication number: 20150042732
    Abstract: A polymeric dispersant obtained or obtainable by copolymerising a monomer composition comprising at least the components: i) benzyl (meth)acrylate; ii) propylene glycol (meth)acrylate; wherein the weight ratio of component i) to component ii) is greater than 10:1.
    Type: Application
    Filed: April 2, 2013
    Publication date: February 12, 2015
    Inventors: Mark Holbrook, Alison Sherwin, Richard Williams
  • Composition and use thereof for ink jet printing
    Patent number: 6656228
    Abstract: A composition comprising: (a) a cationic substance; (b) an acid generator; and (c) an alkyl or a hydroxyalkyl substituted starch. Also claimed is a polyamide textile material treated with the composition, a method for ink jet printing onto a polyamide textile material which has been treated with the composition and a polyamide material printed using the method.
    Type: Grant
    Filed: January 29, 2001
    Date of Patent: December 2, 2003
    Assignee: Avecia Limited
    Inventors: Alison Sherwin, John Reginald Provost, William Albert Fern