Patents by Inventor Peter R. Nielsen

Peter R. Nielsen 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: PP4340
    Abstract: The new cultivar Sunspot is especially characterized by its broadleaf evergreen foliage which has pronounced yellow centers with dark green margins of irregular depth, with the leaves inside the plant being of the same variegated color as the stem tips, thereby giving the plant as a whole a distinctive and striking yellow spotted appearance.
    Type: Grant
    Filed: January 9, 1978
    Date of Patent: December 5, 1978
    Assignee: Dugan Nurseries Incorporated
    Inventor: Peter R. Nielsen