Patents by Inventor Robert D. van de Grampel

Robert D. van de Grampel 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).

  • Electrical tracking resistance compositions, methods and articles of manufacture
    Patent number: 8703855
    Abstract: This disclosure relates to polycarbonate compositions, methods, and articles of manufacture that at least meets certain electrical tracking resistance requirements. The compositions, methods, and articles of manufacture that meet these requirements contain at least a polycarbonate; a polysiloxane block co-polycarbonate; and a transition metal oxide, e.g. titanium dioxide.
    Type: Grant
    Filed: August 11, 2011
    Date of Patent: April 22, 2014
    Assignee: SABIC Innovative Plastics IP B.V.
    Inventors: Karin van de Wetering, Robert D. van de Grampel, Jaykisor Pal, Andries J. P. Van Zyl, Paul D. Sybert
  • Electrical tracking resistance compositions, methods and articles of manufacture
    Patent number: 8703856
    Abstract: This disclosure relates to polycarbonate compositions, methods, and articles of manufacture that at least meets certain electrical tracking resistance requirements. The compositions, methods, and articles of manufacture that meet these requirements contain at least a polycarbonate; a polysiloxane block co-polycarbonate; and a transition metal oxide, e.g. titanium dioxide.
    Type: Grant
    Filed: August 11, 2011
    Date of Patent: April 22, 2014
    Assignee: Sabic Innovative Plastics IP B.V.
    Inventors: Karin van de Wetering, Robert D. van de Grampel, Jaykisor Pal, Andries J. P. Van Zyl
  • Electrical tracking resistance compositions, methods and articles of manufacture
    Patent number: 8674008
    Abstract: This disclosure relates to polycarbonate compositions, methods, and articles of manufacture that at least meets certain electrical tracking resistance requirements. The compositions, methods, and articles of manufacture that meet these requirements contain at least a polycarbonate; a polysiloxane block co-polycarbonate; and a transition metal oxide, e.g. titanium dioxide.
    Type: Grant
    Filed: August 11, 2011
    Date of Patent: March 18, 2014
    Assignee: SABIC Innovative Plastics IP B.V.
    Inventors: Karin van de Wetering, Robert D. van de Grampel, Jaykisor Pal, Andries J. P. Van Zyl
  • ELECTRICAL TRACKING RESISTANCE COMPOSITIONS, METHODS & ARTICLES OF MANUFACTURE
    Publication number: 20120248102
    Abstract: This disclosure relates to polycarbonate compositions, methods, and articles of manufacture that at least meets certain electrical tracking resistance requirements. The compositions, methods, and articles of manufacture that meet these requirements contain at least a polycarbonate; a polysiloxane block co-polycarbonate; and a transition metal oxide, e.g. titanium dioxide.
    Type: Application
    Filed: August 11, 2011
    Publication date: October 4, 2012
    Applicant: SABIC INNOVATIVE PLASTICS IP B.V.
    Inventors: Karin van de Wetering, Robert D. van de Grampel, Jaykisor Pal, Andries J. P. Van Zyl, Paul D. Sybert
  • ELECTRICAL TRACKING RESISTANCE COMPOSITIONS, METHODS & ARTICLES OF MANUFACTURE
    Publication number: 20120248382
    Abstract: This disclosure relates to polycarbonate compositions, methods, and articles of manufacture that at least meets certain electrical tracking resistance requirements. The compositions, methods, and articles of manufacture that meet these requirements contain at least a polycarbonate; a polysiloxane block co-polycarbonate; and a transition metal oxide, e.g. titanium dioxide.
    Type: Application
    Filed: August 11, 2011
    Publication date: October 4, 2012
    Applicant: SABIC INNOVATIVE PLASTICS IP B.V.
    Inventors: Karin van de Wetering, Robert D. van de Grampel, Jaykisor Pal, Andries J. P. Van Zyl
  • ELECTRICAL TRACKING RESISTANCE COMPOSITIONS, METHODS & ARTICLES OF MANUFACTURE
    Publication number: 20120248384
    Abstract: This disclosure relates to polycarbonate compositions, methods, and articles of manufacture that at least meets certain electrical tracking resistance requirements. The compositions, methods, and articles of manufacture that meet these requirements contain at least a polycarbonate; a polysiloxane block co-polycarbonate; and a transition metal oxide, e.g. titanium dioxide.
    Type: Application
    Filed: August 11, 2011
    Publication date: October 4, 2012
    Applicant: SABIC INNOVATIVE PLASTICS IP B.V.
    Inventors: Karin van de Wetering, Robert D. van de Grampel, Jaykisor Pal, Andries J. P. Van Zyl