PTRC | Utility Patents (applied to plants)
In addition to mechanical inventions, utility patents can also apply to plants. Utility patent protection can include living organisms, methods of breeding or genetic engineering, molecular techniques. An important case establishing that utility patents could be applied to living organisms was the 1980 Supreme Court decision in Diamond v. Chakrabarty (44 U.S. 303, 1980).
For more information on finding utility patents, see patent searching.