Patents by Inventor Paul D. Matthews

Paul D. Matthews 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).

  • Hop plant named ‘Delta’
    Patent number: PP23674
    Abstract: A new and distinct aroma variety of hop plant, Humulus lupulus L., named ‘Delta’ is characterized by its good cone yield, nice aroma (characterized as mild citrus/spice), 1:1 ratio of alpha-acids to beta-acids, low CoH, high Linalool, good storage stability, and resistance to hop powdery mildew. The new variety resulted from cross-pollination performed in 2003 in a field in Prosser, Wash., United States and has been asexually reproduced in a nursery in Prosser, Wash., United States.
    Type: Grant
    Filed: February 16, 2011
    Date of Patent: June 18, 2013
    Assignee: S.S. Steiner, Inc.
    Inventors: Roger D. Jeske, Paul D. Matthews
  • Hop plant named ‘Calypso’
    Patent number: PP24299
    Abstract: A new and distinct aroma variety of hop, Humulus lupulus L., named ‘CALYPSO’ is characterized by its large yield, unique aroma and resistance to hop powdery mildew.
    Type: Grant
    Filed: February 1, 2012
    Date of Patent: March 11, 2014
    Assignee: S.S. Steiner, Inc.
    Inventors: Roger D. Jeske, Paul D. Matthews