Patents by Inventor George Nicholas Powers

George Nicholas Powers 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).

  • Assembly for cleaning toner resin from a printing device and method
    Patent number: 6521319
    Abstract: An assembly is provided for cleaning toner resin from the operating parts of a printing device. The assembly comprises a porous member impregnated with a silicone copolymer and a rigid member with a supporting base to mount said porous member. The assembly is preferably a two-part kit having a brush member for wiping components of the printing device and a pad member mountable for stationary positioning within said printing device for scrubbing components of the printing device as they move relative to the mounted pad. The silicone copolymer has the formula where x represents from about 98.8 molar percent to about 99.5 molar percent, y represents from about 0.5 molar percent to 1.2 molar percent and R comprises from about 70% by weight to about 100% by weight of a C15-C60 alkyl group and from about 0% by weight to about 30% by weight of a C2-C14 alkyl group.
    Type: Grant
    Filed: August 3, 2000
    Date of Patent: February 18, 2003
    Assignee: Lexmark International, Inc.
    Inventors: Larry Oral Aulick, George Nicholas Powers, Mark Stephen Weisman, Jr.
  • Method of cleaning toner resin from a printing device
    Patent number: 6165280
    Abstract: An assembly is provided for cleaning toner resin from the operating parts of a printing device. The assembly comprises a porous member impregnated with a silicone copolymer and a rigid member with a supporting base to mount said porous member. The assembly is preferably a two-part kit having a brush member for wiping components of the printing device and a pad member mountable for stationary positioning within said printing device for scrubbing components of the printing device as they move relative to the mounted pad. The silicone copolymer has the formula ##STR1## where x represents from about 98.8 molar percent to about 99.5 molar percent, y represents from about 0.5 molar percent to 1.2 molar percent and R comprises from about 70% by weight to about 100% by weight of a C.sub.15 -C.sub.60 alkyl group and from about 0% by weight to about 30% by weight of a C.sub.2 -C.sub.14 alkyl group.
    Type: Grant
    Filed: April 9, 1998
    Date of Patent: December 26, 2000
    Assignee: Lexmark International, Inc.
    Inventors: Larry Oral Aulick, George Nicholas Powers, Mark Stephen Weisman, Jr.