Patents by Inventor John Jeffrey Gerrard

John Jeffrey Gerrard 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).

  • Publication number: 20140171328
    Abstract: A novel composite including one or more core units, each core unit including a specified active agent and having pH responsive, vinylic copolymer coating, to a process for the preparation of such a composite, to formulations including the same and their use in a variety of industrial applications.
    Type: Application
    Filed: April 13, 2012
    Publication date: June 19, 2014
    Applicant: REVOLYMER (U.K.) LIMITED
    Inventors: Stephen Armstrong, Terence Cosgrove, John Jeffrey Gerrard, Melanie Jane Hughes, David Alan Pears
  • Publication number: 20140171327
    Abstract: The present invention relates to a novel composite including one or more core units having an ionic strength-responsive hydroxyl-functional vinylic co-polymeric coating, to a process for the preparation of such a composite, to formulations including the same and their use in a variety of industrial applications.
    Type: Application
    Filed: April 13, 2012
    Publication date: June 19, 2014
    Applicant: REVOLYMER (U.K.) LIMITED
    Inventors: Stephen Armstrong, Terence Cosgrove, John Jeffrey Gerrard, Melanie Jane Hughes, David Alan Pears
  • Patent number: 8603453
    Abstract: A composition comprising: (i) an anti-microbial agent; and (ii) an acidic co-polymer of the Formula (1) wherein: [A] is of Formula (9), [B] is of Formula (10), and [C] is of Formula (12), wherein: [X] is of Formula (11), wherein [A], [B] and [C] may occur in any order; T is an optionally substituted substituent; L and G each independently is an optionally substituted linking group; R1, R2 and R3 are each independently H, optionally substituted C1-20-alkyl or optionally substituted C3-20-cycloalkyl; R4 and R5 are each independently H or C1-4-alkyl; q is 15 to 1000; p is 3 to 50; J is an optionally substituted hydrocarbyl, group; F is an acidic substituent; b is 0, 1, or 2; m is 0 to 350; n is 1 to 75; v is 1 to 100; and w is 1 to 4; provided that at least one of R4 and R5 is H and provided that R1, R2, R3, T, L, J and G do not contain a basic group; and wherein the pka value of the acidic substituent F on the monomer from which [C] is derived is less than
    Type: Grant
    Filed: May 20, 2004
    Date of Patent: December 10, 2013
    Assignee: Arch UK Biocides Limited
    Inventors: David John Hodge, David Alan Pears, John Jeffrey Gerrard, Paula Louise McGeechan
  • Publication number: 20120302487
    Abstract: A composite includes: one or more core units comprising a bleach activating agent; and an alkali soluble polymer coating on the surface of said one or more core units.
    Type: Application
    Filed: October 28, 2010
    Publication date: November 29, 2012
    Applicant: REVOLYMER LIMITED
    Inventors: Stephen Armstrong, Terence Cosgrove, John Jeffrey Gerrard, Melaine Jane Hughes, David Alan Pears
  • Patent number: 7851541
    Abstract: A composition containing an anti-microbial agent that comprises a polymeric biguanide, either alone or in combination with at least one other microbiologically active component. The composition also includes an amphoteric co-polymer of the Formula (1): (i) group consisting of quaternary ammonium compounds, [A]m-[B]n-[C]v-[D]yq.
    Type: Grant
    Filed: April 27, 2007
    Date of Patent: December 14, 2010
    Assignee: Arch UK Biocides Limited
    Inventors: David John Hodge, David Alan Pears, John Jeffrey Gerrard, Paula Louise McGeechan
  • Patent number: 7226968
    Abstract: A composition containing (i) an anti-microbial agent that comprises a polymeric biguanide, either alone or in combination with at least one other microbiologically active component and (ii) a basic co-polymer of the Formula (1): [A]m-[B]n-[D]yq.
    Type: Grant
    Filed: May 20, 2004
    Date of Patent: June 5, 2007
    Assignee: Arch UK Biocides Limited
    Inventors: David John Hodge, David Alan Pears, John Jeffrey Gerrard, Paula Louise McGeechan
  • Patent number: 7217759
    Abstract: A composition containing (i) an anti-microbial agent that comprises a polymeric biguanide, either alone or in combination with at least one other microbiologically active component and (ii) an amphoteric co-polymer of the Formula (1):
    Type: Grant
    Filed: May 20, 2004
    Date of Patent: May 15, 2007
    Assignee: Arch UK Biocides Limited
    Inventors: David John Hodge, David Alan Pears, John Jeffrey Gerrard, Paula Louise McGeechan