Patents by Inventor Curtis J. Schmidt

Curtis J. Schmidt 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).

  • Abrasive article and methods of making same
    Patent number: 7452265
    Abstract: An abrasive article with an integral dust collection system. The abrasive article comprises a porous abrasive layer with openings, a first filter media with channels, a second filter media, a third filter media with channels, a fourth filter media, and an optional attachment layer. The openings of the porous abrasive layer cooperate with the channels to allow the flow of particles from the abrasive surface to the filter media.
    Type: Grant
    Filed: December 21, 2006
    Date of Patent: November 18, 2008
    Assignee: 3M Innovative Properties Company
    Inventors: Thomas W. Rambosek, Edward J. Woo, Curtis J. Schmidt
  • ABRASIVE ARTICLE AND METHODS OF MAKING SAME
    Publication number: 20080153407
    Abstract: An abrasive article with an integral dust collection system. The abrasive article comprises a porous abrasive layer with openings, a first filter media with channels, a second filter media, a third filter media with channels, a fourth filter media, and an optional attachment layer. The openings of the porous abrasive layer cooperate with the channels to allow the flow of particles from the abrasive surface to the filter media.
    Type: Application
    Filed: December 21, 2006
    Publication date: June 26, 2008
    Inventors: Thomas W. Rambosek, Edward J. Woo, Curtis J. Schmidt
  • Abrasive article mounting assembly and methods of making same
    Patent number: 7390244
    Abstract: An abrasive article mounting assembly with an integral dust collection system. The abrasive attachment interface is configured to releasably engage and support an abrasive article, such as, for example, a porous abrasive sheet or disc.
    Type: Grant
    Filed: September 16, 2005
    Date of Patent: June 24, 2008
    Assignee: 3M Innovative Properties Company
    Inventors: Edward J. Woo, Thomas W. Rambosek, Rufus C. Sanders, Jr., Ehrich J. Braunschweig, Seyed A. Angadjivand, Suresh Kalatoor, Curtis J. Schmidt, Charles R. Wald, Donna W. Bange
  • Abrasive article and methods of making same
    Patent number: 7329175
    Abstract: A porous abrasive article that allows air and dust particles to pass through. The abrasive article has a screen abrasive and a porous attachment interface. The screen abrasive has an abrasive layer comprising a plurality of erectly oriented abrasive particles and at least one binder. The porous attachment interface cooperates with the screen abrasive to allow the flow of particles through the abrasive article.
    Type: Grant
    Filed: December 29, 2005
    Date of Patent: February 12, 2008
    Assignee: 3M Innovative Properties Company
    Inventors: Edward J. Woo, Thomas W. Rambosek, Curtis J. Schmidt
  • Abrasive article and methods of making same
    Patent number: 7258705
    Abstract: A porous abrasive article that allows air and dust particles to pass through. The abrasive article has a screen abrasive and a polymer netting with hooks. The screen abrasive has an abrasive layer comprising a plurality of abrasive particles and at least one binder. The polymer netting cooperates with the screen abrasive to allow the flow of particles through the abrasive article.
    Type: Grant
    Filed: August 5, 2005
    Date of Patent: August 21, 2007
    Assignee: 3M Innovative Properties Company
    Inventors: Edward J. Woo, Charles R. Wald, Curtis J. Schmidt
  • Abrasive article and methods of making same
    Patent number: 7252694
    Abstract: A porous abrasive article that allows air and dust particles to pass through. The abrasive article has a screen abrasive and an apertured attachment interface with hooks. The screen abrasive has an abrasive layer comprising a plurality of abrasive particles and at least one binder. The apertured attachment interface cooperates with the screen abrasive to allow the flow of particles through the abrasive article.
    Type: Grant
    Filed: August 5, 2005
    Date of Patent: August 7, 2007
    Assignee: 3M Innovative Properties Company
    Inventors: Edward J. Woo, Charles R. Wald, Curtis J. Schmidt
  • Abrasive article and methods of making same
    Patent number: 7244170
    Abstract: An abrasive article with an integral dust collection system. The abrasive article comprises a porous abrasive layer with openings, a first filter media with channels, a second filter media, and an attachment interface layer. The openings of the porous abrasive layer cooperate with the channels to allow the flow of particles from the abrasive surface to the second filter media.
    Type: Grant
    Filed: September 16, 2005
    Date of Patent: July 17, 2007
    Assignee: 3M Innovative Properties Co.
    Inventors: Edward J. Woo, Thomas W. Rambosek, Rufus C. Sanders, Jr., Ehrich J. Braunschweig, Seyed A. Angadjivand, Suresh Kalatoor, Curtis J. Schmidt, Charles R. Wald, Donna W. Bange
  • Random hole abrasive disc
    Patent number: D586370
    Type: Grant
    Filed: August 9, 2007
    Date of Patent: February 10, 2009
    Assignee: 3M Innovative Properties Company
    Inventors: Ian R. Owen, Charles R. Wald, Charles J. Studiner, IV, Mark A. Swanson, Edward J. Woo, Curtis J. Schmidt, Ehrich J. Braunschweig