Patents by Inventor Martin Sharples

Martin Sharples 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: 6019855
    Abstract: The present invention relates to perfumed compositions comprising polymer and nonionic surfactant and is explained with particular reference to insect-repellent compositions which are a preferred embodiment of the invention. The invention provides an aqueous cleaning composition comprising: a nonionic surfactant, a carboxylate polymer, and, a perfume. Preferably the compositions of the invention are aqueous cleaning composition of pH 3.5-5.5 comprising:a) 1-10% wt of an ethoxylated alcohol,b) 0.1-4% wt of a carboxylate polymer,c) 0.2-4% wt of a perfume component selected from the group comprising limonene, carvone, cineole, linalool, Gum Camphor, citronellal, alpha and beta terpenol, fencholic acid, borneol, iso borneol, bornyl acetate, iso bornyl acetate and mixtures thereof, and,d) 82-99% water,wherein the weight ratio of (a):(c) does not exceed 10:1.
    Type: Grant
    Filed: May 10, 1996
    Date of Patent: February 1, 2000
    Assignee: Home & Personal Care USA
    Inventors: Timothy David Finch, Christopher Maddison, Martin Sharples
  • Patent number: 5965513
    Abstract: The present disclosure relates to a disinfecting compositions of pH 2-7 comprising:a) 1-30 wt. % on product of an ethoxylated nonionic surfactant;b) less than 50 wt. % of total surfactant of anionic surfactant;c) 0.005-5 wt. % on product of a water-soluble, anionic polymer having an average molecular weight of less than 1,000,000, wherein, the ratio of polymer: nonionic is 0.1:1 or less; andd) 0.1-15 wt. % on product of an antimicrobial agent selected from the group comprising:i) benzoic acid derivatives, dicarboxylic acids, C.sub.1 -C.sub.6 alkanols and mixtures thereof.
    Type: Grant
    Filed: August 8, 1997
    Date of Patent: October 12, 1999
    Assignee: Lever Brothers Company
    Inventors: Alexander Allan, Kenneth Leslie Rabone, Martin Sharples
  • Patent number: 5403515
    Abstract: The invention relates to surfactant containing, liquid compositions based on the magnesium salt of primary alcohol sulphates and provides and aqueous, liquid, cleaning composition having a pH from 6-8, comprising:a) 2-40% wt surfactant, said surfactant comprising primary alcohol sulphate (i) and nonionic surfactants (ii) wherein at least 50% wt of the surfactant present is primary alcohol sulphate, said surfactant comprising less than 1% on surfactant of nitrogen-containing surfactant speciesb) magnesium, at a Molar ratio of at least 0.3 moles Mg per mole primary alcohol sulphate.
    Type: Grant
    Filed: August 20, 1993
    Date of Patent: April 4, 1995
    Assignee: Lever Brothers Company, Division of Conopco, Inc.
    Inventors: Terry Instone, David P. Jones, David Roscoe, Philip J. Sams, Martin Sharples
  • Patent number: 4788225
    Abstract: This invention discloses a novel elastic cross-linked porous polymer having a porosity in the range 75 to 98% internal phase volume and having interconnected pores, said pores having a mean pore diameter in the range 15 .mu.m to 80 .mu.m, said polymer having an elastic return from 50% compression to 90% of initial thickness of less than 120 seconds, and a process for its production.
    Type: Grant
    Filed: March 4, 1987
    Date of Patent: November 29, 1988
    Assignee: Lever Brothers Company
    Inventors: Christopher John C. Edwards, Donald P. Gregory, Martin Sharples
  • Patent number: 4775655
    Abstract: This invention relates to the production of a novel, porous, carbon structure. A stabilised porous polymer comprising cavities joined by interconnecting pores is heated in an inert atmosphere to yield a stable, porous, carbon structure having the inherent structure of the original stabilised polymer.
    Type: Grant
    Filed: November 17, 1986
    Date of Patent: October 4, 1988
    Assignee: Internationale Octrooi Maatschappij "Octropa"
    Inventors: Christopher J. C. Edwards, David A. Hitchen, Martin Sharples