Patents Assigned to Liberty Group
  • Perfume prolonger
    Patent number: 12285511
    Abstract: A composition for application to the skin or other substrate, which acts in conjunction with any perfume product, to extend the longevity of a fragrance, compared to the perfume in the absence of the composition. In particular, the composition contains a musk substance and at least 50% of a non-scented, viscous, low-volatility, solvent for perfume ingredients.
    Type: Grant
    Filed: April 9, 2020
    Date of Patent: April 29, 2025
    Assignee: Hart & Liberty Group Ltd.
    Inventors: Patricia Obwolo, John Stephen
  • Pressure reducing valve
    Patent number: 6257275
    Abstract: A pressure regulator for breathing apparatus controlled by a diaphragm, piston or bellows having one face exposed to a reference pressure which is automatically maintained at a level substantially the same as ambient pressure by means of a metering valve communicating with pressure at the regulator outlet and operated by a flexible diaphragm exposed to ambient pressure, and a pressure relief valve to vent excess reference pressure to the outside of the regulator.
    Type: Grant
    Filed: April 17, 2000
    Date of Patent: July 10, 2001
    Assignees: Liberty Group, Scuba Technologies, Inc.
    Inventors: Thomas J. Furbish, Robert G. Ledbetter