Patents by Inventor Roman F. Barski, Jr.

Roman F. Barski, Jr. 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).

  • Active oxygen scavenger compositions and their use in packaging articles
    Patent number: 6346308
    Abstract: Active oxygen scavenging compositions and their use in packaging articles are disclosed. The compositions are all plastic materials and are typically deployed as at least one layer in a multi-layered wall of a packaging article such as a bottle, can or film. The compositions are usually used in conjunction with added transition metal catalyst to enhance the uptake of oxygen. Use of the compositions and package constructions disclosed serves to lengthen the shelf life of packaged oxygen sensitive substances and/or diminish the need for refrigeration of the packages.
    Type: Grant
    Filed: February 11, 2000
    Date of Patent: February 12, 2002
    Assignee: BP Corporation North America Inc.
    Inventors: Paul J. Cahill, Joel A. Richardson, George E. Rotter, Granville L. Smyser, Roman F. Barski, Jr., Raymond V. Wass, Walter M. Nyderek