Patents by Inventor Debdutta ROY

Debdutta ROY 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).

  • Publication number: 20190143485
    Abstract: An abrasive article in form of an abrasive wheel comprising a core and a bonded abrasive body disposed within an interior recess of a peripheral surface of a core. The core comprises a polymer material and has an HDT at 0.45 MPa of at least about 130° C., and a low shrinkage ratio.
    Type: Application
    Filed: January 11, 2019
    Publication date: May 16, 2019
    Inventors: Boris L. SEREBRENNIKOV, Debdutta ROY, John TUNSTALL, Arup K. KHAUND
  • Publication number: 20170334040
    Abstract: An abrasive article in form of an abrasive wheel comprising a core and a bonded abrasive body disposed within an interior recess of a peripheral surface of a core. The core comprises a polymer material and has an HDT at 0.45 MPa of at least about 130° C., and a low shrinkage ratio.
    Type: Application
    Filed: August 4, 2017
    Publication date: November 23, 2017
    Inventors: Boris L. SEREBRENNIKOV, Debdutta ROY, John TUNSTALL, Arup K. KHAUND
  • Publication number: 20150343601
    Abstract: An abrasive article in form of an abrasive wheel comprising a core and a bonded abrasive body disposed within an interior recess of a peripheral surface of a core. The core comprises a polymer material and has an HDT at 0.45 MPa of at least about 130° C., and a low shrinkage ratio.
    Type: Application
    Filed: May 29, 2015
    Publication date: December 3, 2015
    Inventors: Boris L. SEREBRENNIKOV, Debdutta ROY, John TUNSTALL, Arup K. KHAUND
  • Publication number: 20140366458
    Abstract: An abrasive tool is provided that may include a body, which may include abrasive particles contained within a bond material. The abrasive particles may be a super abrasive material. The body may further include at least one of a break-in length of not greater than about 1000 linear meters, a maximum initial speed character of at least about 10 m/min, a life span of at least about 1000 linear meters, a dressing frequency of at least about 25 parts/dress, an edge quality of at least about 25% of a workpiece free from defects and a combination thereof.
    Type: Application
    Filed: June 12, 2014
    Publication date: December 18, 2014
    Inventors: Debdutta ROY, Srinivasan RAMANATH, John TUNSTALL, Rachana UPADHYAY, Arup K. KHAUND
  • Publication number: 20140366457
    Abstract: An abrasive tool is provided that may include a body, which may include abrasive particles contained within a bond material. The abrasive particles may be a super abrasive material. The body may further include at least one of a ratio of tungsten to cast iron (W/CI) of not greater than about 1, a ratio of copper-containing compositions to cast iron (CCC/CI) of not greater than about 1, a ratio of titanium-containing compositions to cast-iron (TiCC/CI) of not greater than about 1, a ratio of tungsten carbide to cast iron (WC/CI) of not greater than about 1, a ratio of tungsten carbide to copper-containing compositions (WC/CCC) of not greater than about 1, a ratio of copper-containing compositions and titanium-containing compositions to cast iron ((CCC+TiC)/CI) of not greater than about 1.5 or a combination thereof.
    Type: Application
    Filed: June 12, 2014
    Publication date: December 18, 2014
    Inventors: Debdutta ROY, Srinivasan RAMANATH, John TUNSTALL, Rachana UPADHYAY, Arup K. KHAUND