Patents by Inventor Marc J. M. Tricard

Marc J. M. Tricard 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).

  • Cutting device for separating individual laminated chip assemblies from a strip thereof, method of separation and a method of making the cutting device
    Patent number: 6800018
    Abstract: An abrasive wheel is used to separate individual laminated chips from a strip by cutting through the copper bridging elements. The abrasive wheel is made up of abrasive particles bonded in a matrix having a high glass transition temperature and a cutting edge having a maximum thickness of the order of 350 micron, whereby the cut is substantially straight and free of smears and burrs.
    Type: Grant
    Filed: February 12, 2002
    Date of Patent: October 5, 2004
    Assignee: Saint-Gobain Abrasives Technology Company
    Inventors: Marc J. M. Tricard, Robert J. Fisher, Robert F. Corcoran, Jr.
  • Cutting device for separating individual laminated chip assemblies from a strip thereof, method of separation and a method of making the cutting device
    Publication number: 20030153247
    Abstract: An abrasive wheel is used to separate individual laminated chips from a strip by cutting through the copper bridging elements. The abrasive wheel is made up of abrasive particles bonded in a matrix having a high glass transition temperature and a cutting edge having a maximum thickness of the order of 350 micron, whereby the cut is substantially straight and free of smears and burrs.
    Type: Application
    Filed: February 12, 2002
    Publication date: August 14, 2003
    Inventors: Marc J.M. Tricard, Robert J. Fisher, Robert F. Corcoran
  • Bonded abrasive articles filled with oil/wax mixture
    Patent number: 6086648
    Abstract: An abrasive article is provided for precision grinding purposes, and the article comprises 3 to 25 volume % vitreous bond, 3 to 56 volume % MCA abrasive grain, and 28 to 63 volume % open porosity. Substantially all porosity in the abrasive article is impregnated with a lubricant component consisting of an oil and wax mixture having an oil:wax weight ratio of about 3:1 to about 1:4.
    Type: Grant
    Filed: April 7, 1998
    Date of Patent: July 11, 2000
    Assignee: Norton Company
    Inventors: George A. Rossetti, Jr., Stephen E. Fox, Marc J. M. Tricard