Patents by Inventor Drummond JEFFERSON

Drummond JEFFERSON 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).

  • Patent number: 9914824
    Abstract: A process for manufacturing biodegradable plastic from high percentage recyclable plastic feedstock and the product thereof. The process includes receiving recyclable plastic feedstock including high density polyethylene, low density polyethylene, expanded polyethylene, and stretched wrap, separating the plastic feedstock by plastics of like type, grinding the separated plastics into particulate while maintaining the temperature below said separated plastic's decomposition and melting point. The plastics are mixed in proportion, adding a biodegradable additive to the particulated plastic mixture with further mixing to produce the biodegradable plastic. Optionally, the resulting plastic is extruded for later use.
    Type: Grant
    Filed: May 30, 2014
    Date of Patent: March 13, 2018
    Inventor: Drummond Jefferson
  • Publication number: 20160108217
    Abstract: The present invention is directed to a process for manufacturing biodegradable plastic from high percentage recyclable plastic feedstock and the product thereof. The process comprises receiving recyclable plastic feedstock including high density polyethylene, low density polyethylene, expanded polyethylene, and stretched wrap, separating the plastic feedstock by plastics of like type, grinding the separated plastics into particulate while maintaining the temperature below said separated plastic's decomposition and melting point. The plastics are mixed in proportion, adding a biodegradable additive to the particulated plastic mixture with further mixing to produce the biodegradable plastic. Optionally, the resulting plastic is extruded for later use.
    Type: Application
    Filed: May 30, 2014
    Publication date: April 21, 2016
    Inventor: Drummond JEFFERSON