Since 1930, the United States Patent and Trademark Office (USPTO) has granted plant patents to inventors who have invented or discovered and asexually reproduced a distinct and new variety of plant. This data set contains a complete list of all of the poinsettia patents issued from 1930 – 2015. Fields include: patent number, publication date, title, inventor name, assignee, application number, filing date, and notes about the cultivars.

There are hot links to the University of Maryland's "Plant Patent Images Database," which contains image for US Plant Patent #9,000 (1994: Dec. 6) - Plant Patent #14,999 (2004: July 6).