Patents by Inventor Lester A. Roudabush

Lester A. Roudabush 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).

  • Method of preparing paperboard food and beverage containers for recycling
    Patent number: 5315923
    Abstract: An apparatus for and method of preparing discarded food and beverage packagings for recycling. A moisture absorbent powder is added to the packagings prior to shipment to a recycling facility. The present invention may further include an apparatus for breaking open paperboard packages and then treating the open packages with a chemical additive such as baking soda to reduce microbial activity caused by leftover contents within the discarded packages. The packages may then be compressed and sent to a recycling facility.
    Type: Grant
    Filed: September 14, 1992
    Date of Patent: May 31, 1994
    Assignee: Combibloc, Inc.
    Inventors: Michael G. Tokarski, Lester A. Roudabush