Patents by Inventor Timothy Schnetzka

Timothy Schnetzka 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).

  • Low phosphorous oxygen scavenging compositions requiring no induction period
    Patent number: 9068113
    Abstract: The present invention provides a composition comprising: a polyester base polymer; at least one non-polymeric oxidizable organic compound; at least one transition metal in a positive oxidation state, said metal being present in the composition in an amount of from about 10 to about 400 ppm, wherein the polyester base polymer comprises less than about 40 ppm phosphorous. The compositions of the present invention do not exhibit an induction period prior to the onset of oxygen scavenging upon formation into a container.
    Type: Grant
    Filed: March 13, 2013
    Date of Patent: June 30, 2015
    Assignee: GRAHAM PACKAGING COMPANY, L.P.
    Inventors: Murali K. Akkapeddi, Brian A. Lynch, Timothy Schnetzka
  • LOW PHOSPHOROUS OXYGEN SCAVENGING COMPOSITIONS REQUIRING NO INDUCTION PERIOD
    Publication number: 20130306905
    Abstract: The present invention provides a composition comprising: a polyester base polymer; at least one non-polymeric oxidizable organic compound; at least one transition metal in a positive oxidation state, said metal being present in the composition in an amount of from about 10 to about 400 ppm, wherein the polyester base polymer comprises less than about 40 ppm phosphorous. The compositions of the present invention do not exhibit an induction period prior to the onset of oxygen scavenging upon formation into a container.
    Type: Application
    Filed: March 13, 2013
    Publication date: November 21, 2013
    Applicant: GRAHAM PACKAGING COMPANY, L.P.
    Inventors: Murali K. Akkapeddi, Brian A. Lynch, Timothy Schnetzka
  • Container
    Patent number: D641244
    Type: Grant
    Filed: March 24, 2010
    Date of Patent: July 12, 2011
    Assignee: Graham Packaging Company, L.P.
    Inventors: Scott E. Bysick, Timothy Schnetzka