Patents by Inventor David P. Zalanowski

David P. Zalanowski 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).

  • Skid resistant surfaces
    Patent number: 8079184
    Abstract: Pedestrian trafficable skid-resistant flexible articles (24) are described. These articles (24) include a flexible substrate (17) having a non-skid coating that may be either a pressure-sensitive adhesive (13) or a highly- filled, textured binder. These articles may be applied to trafficable surfaces such as roof and floors. Articles in the form of roof underlayments having a skid-resistant surface are described in particular.
    Type: Grant
    Filed: August 8, 2006
    Date of Patent: December 20, 2011
    Assignee: W. R. Grace & Co.-Conn.
    Inventors: Robert A. Wiercinski, David P. Zalanowski, Paul J. Westgate, Felek Jachimowicz
  • Skid Resistant Surfaces
    Publication number: 20080289289
    Abstract: Pedestrian trafficable skid-resistant flexible articles (24) are described. These articles (24) include a flexible substrate (17) having a non-skid coating that may be either a pressure-sensitive adhesive (13) or a highly- filled, textured binder. These articles may be applied to trafficable surfaces such as roof and floors. Articles in the form of roof underlayments having a skid-resistant surface are described in particular.
    Type: Application
    Filed: August 8, 2006
    Publication date: November 27, 2008
    Inventors: Robert A. Wiercinski, David P. Zalanowski, Paul J. Westgate, Felek Jachimowicz