Patents by Inventor Richard Sylvester

Richard Sylvester 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).

  • Extrusion coating process for improved adhesion to metal(lized) substrates
    Publication number: 20070264512
    Abstract: A process for extrusion coating metal foils and metallized films which utilizes a mixture of silanated and non-silanated ethylene polymers is provided.
    Type: Application
    Filed: May 11, 2006
    Publication date: November 15, 2007
    Inventors: Sameer Mehta, Richard Sylvester, Harilaos Mavridis, Manivakkam Shankernarayanan
  • Extrusion coating process and coated substrates having improved heat seal properties
    Publication number: 20060172143
    Abstract: An extrusion coating process for the production of extrusion coated substrates having improved heat seal properties at temperatures within the low heat seal range is provided. The process utilizes a combination of ethylene-vinyl acetate copolymers having different vinyl acetate contents.
    Type: Application
    Filed: February 13, 2006
    Publication date: August 3, 2006
    Inventors: David Breese, Richard Sylvester, Richard Knor
  • Ethylene-vinyl acetate compositions having improved heat seal properties
    Publication number: 20050020777
    Abstract: Mixtures of ethylene-vinyl acetate copolymers having different vinyl acetate contents are provided. The compositions which contain a high vinyl acetate copolymer and a low vinyl acetate copolymer in specified amounts are useful for extrusion coating and provide improved heat seal characteristics relative to the individual ethylene-vinyl acetate copolymer components.
    Type: Application
    Filed: July 23, 2003
    Publication date: January 27, 2005
    Inventors: David Breese, Richard Sylvester, Richard Knor