Patents by Inventor Roberto Bucker

Roberto Bucker 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).

  • Monofilament bristle assemblies and methods of making brushes using same
    Patent number: 6434778
    Abstract: Several brush assemblies are disclosed. All employ bristle strings that include a base string connected to a plurality of monofilaments. The preferred monofilaments are nylons and other polymeric thermoplastic materials. The monofilaments may be linear segments or loop segments disposed in two rows. The bristle strings may be connected to brush bodies to form virtually any of the various types of brushes. Bristle strings employing loops may be braided together to form entangled, monofilament articles for brush or other applications.
    Type: Grant
    Filed: November 28, 2000
    Date of Patent: August 20, 2002
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Mark Stephen Edwards, Jeffrey Allen Chambers, Wayne Hugh Marshall, Roberto Bucker, James Harmon Watts, Susan Elaine Loudin
  • Monofilament bristle assemblies and methods of making brushes using same
    Patent number: 6269514
    Abstract: Several brush assemblies are disclosed. All employ bristle strings that include a base string connected to a plurality of monofilaments. The preferred monofilaments are nylons and other polymeric thermoplastic materials. The monofilaments may be linear segments or loop segments disposed in two rows. The bristle strings may be connected to brush bodies to form virtually any of the various types of brushes. Bristle strings employing loops may be braided together to form entangled, monofilament articles for brush or other applications.
    Type: Grant
    Filed: June 5, 1998
    Date of Patent: August 7, 2001
    Inventors: Mark Stephen Edwards, Jeffrey Allen Chambers, Wayne Hugh Marshall, Roberto Bucker, James Harmon Watts, Susan Elaine Loudin
  • Bristle sub-assemblies and method of making same
    Patent number: 6260229
    Abstract: A bristle sub-assembly includes first and second base strings and a plurality of polymeric monofilaments connected to and extending between the first and second base strings. The polymeric monofilaments form a first arched row when the first and second base strings are brought together. Several types and configurations of brushes are made using either arched bristles or combinations of arched and straight bristles.
    Type: Grant
    Filed: February 9, 1999
    Date of Patent: July 17, 2001
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Mark Stephen Edwards, Wayne Hugh Marshall, Roberto Bucker