Patents by Inventor Roderick P. J. Tomlinson

Roderick P. J. Tomlinson 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).

  • Concentrated water-free aerosol space spray
    Patent number: 5516504
    Abstract: A dispenser for space spraying an aerosol composition comprising a container for containing the aerosol composition and a metering device for space spraying a metered amount of he composition. The composition comprises active ingredient and propellant wherein the propellant is dissolved in the active ingredient. In preferred form, the composition comprises a non-aqueous solution containing 20-85% w/w active ingredient, 0-25% w/w co-solvent and 15-80% w/w propellant.
    Type: Grant
    Filed: March 3, 1993
    Date of Patent: May 14, 1996
    Assignee: Soltec Research Pty. Ltd.
    Inventor: Roderick P. J. Tomlinson
  • Foamable biocide composition
    Patent number: 4981678
    Abstract: A boicidal composition made up of an alcholic chlorhexidine solution; from 0.1 to 20% w/w of a quick breaking foaming agent; from 3 to 30% w/w of an aerosol propellant; and optionally, a corrosion inhibitor.
    Type: Grant
    Filed: March 15, 1990
    Date of Patent: January 1, 1991
    Assignee: Soltec Research Pty., Ltd.
    Inventor: Roderick P. J. Tomlinson
  • Foamable biocide composition
    Patent number: 4915934
    Abstract: A biocidal composition made up of an alcoholic chlorhexidine solution; from 0.1 to 20% w/w of a quick breaking foaming agent; from 3 to 30% w/w of an aerosol propellant; and optionally, a corrosion inhibitor.
    Type: Grant
    Filed: November 29, 1988
    Date of Patent: April 10, 1990
    Inventor: Roderick P. J. Tomlinson
  • Aerosol product
    Patent number: 4882182
    Abstract: An aerosol dispensable composition comprising in combination:(i) 0.05 to 5% w/w of a frothing agent;(ii) 0.05 to 75% w/w of a sweetener;(iii) 0.05 to 10% w/w of a thickener;(iv) 0.01 to 1% w/w of a preservative;(v) 0.1 to 10% w/w a phosphate buffer system adapted to maintain the pH of the composition in the range 8.0 to 8.5; and the balance being selected from other excipients, flavors and colorants, propellants and water.
    Type: Grant
    Filed: July 6, 1987
    Date of Patent: November 21, 1989
    Assignee: Soltec Research Pty. Ltd.
    Inventors: Neil G. Halls, Roderick P. J. Tomlinson
  • Sheet printed with invisible inks, developers and erasure compounds _for invisible inks
    Patent number: 4477593
    Abstract: The invention relates to a developable surface comprising a carrier layer having thereon at least two deposits of one or more invisible inks in adjacent or overlapping relationship, said deposits in the developed state being unresolvable.
    Type: Grant
    Filed: March 2, 1982
    Date of Patent: October 16, 1984
    Assignees: Lockley Services Pty. Ltd., Graham Charles Barry, Norman John Field
    Inventor: Roderick P. J. Tomlinson
  • Sheet printed with invisible inks
    Patent number: 4322466
    Abstract: The invention relates to a developable surface comprising a carrier layer having thereon at least two deposits of one or more invisible inks in adjacent or overlapping relationship, said deposits in the developed state being unresolvable.
    Type: Grant
    Filed: December 4, 1978
    Date of Patent: March 30, 1982
    Assignees: Lockley Services Pty. Ltd., Graham Charles Barry, Norman John Field
    Inventor: Roderick P. J. Tomlinson