Patents by Inventor George Allan Boot

George Allan Boot 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).

  • Production of sheet glass
    Patent number: 6740391
    Abstract: Novel processes for the production of a smooth translucent glass sheet comprise grinding at least one face of a clear glass sheet using a conventional abrasive such as sand. Preferably the clear glass sheet is a short of clear float glass. The process may be carried out using a conventional glass grinding and polishing facility operated in a manner that the ground sheet is ground but not polished. The product preferably has a satin finish and a roughness Ra of less than 5.0 &mgr;M and is sufficiently translucent as to be useful in privacy glazing. The ground glass products may have a haze value of from 80 to 90% and an Ra value of from 1.0 &mgr;M to 3.0 &mgr;M are believed to bc novel.
    Type: Grant
    Filed: December 3, 2002
    Date of Patent: May 25, 2004
    Assignee: Pilkinton plc
    Inventors: George Allan Boot, Julian Gould Barnes
  • Production of sheet glass
    Publication number: 20030082394
    Abstract: Novel processes for the production of a smooth translucent glass sheet comprise grinding at least one face of a clear glass sheet using a conventional abrasive such as sand. Preferably the clear glass sheet is a short of clear float glass. The process may be carried out using a conventional glass grinding and polishing facility operated in a manner that the ground sheet is ground but not polished. The product preferably has a satin finish and a roughness Ra of less than 5.0 &mgr;M and is sufficiently translucent as to be useful in privacy glazing. The ground glass products may have a haze value of from 80 to 90% and an Ra value of from 1.0 &mgr;M to 3.0 &mgr;M are believed to bc novel.
    Type: Application
    Filed: December 3, 2002
    Publication date: May 1, 2003
    Inventors: George Allan Boot, Julian Gould Barnes
  • Production of translucent sheet glass by grinding
    Patent number: 6510708
    Abstract: Processes for the production of a smooth translucent glass sheet comprise grinding at least one face of a clear glass sheet using a conventional abrasive such as sand. Preferably the clear glass sheet is a sheet of clear float glass. The process may be carried out using a conventional glass grinding and polishing facility operated in a manner that the ground sheet is ground but not polished. The product preferably has a satin finish and a roughness Ra of less than 5.0 &mgr;M and is sufficiently translucent as to be useful in privacy glazing. The ground glass products may have a haze value of from 80 to 90% and an Ra value of from 1.0 &mgr;M to 3.0 &mgr;M are believed to be novel.
    Type: Grant
    Filed: March 17, 2000
    Date of Patent: January 28, 2003
    Assignee: Pilkington, PLC
    Inventors: George Allan Boot, Julian Gould Barnes