US Plant Patent PP7977
Tripsacorn
Corn plant named Tripsacorn
PUBLIC DOMAIN
Patent expired November 13, 2010. This plant is in the public domain — anyone may propagate and sell it.
No term adjustment or disclaimer is recorded against this patent, so this is the full statutory term — twenty years from the filing date.
The record
- Patent number
- PP7977
- Filed
- November 13, 1990
- Granted
- September 15, 1992
- Expires
- November 13, 2010
Abstract
A new and distinct corn plant that is the product of a cross between Tripsacum dactyloides and Zea diploperennis, a diploid perennial teosinte. This plant is fertile, has been proven to be cross compatible with Zea mays L. and offers an avenue to expand the gene pool for commercial corn varieties. The instant plant is perennial, offers outstanding drought and heat tolerance, has survived temperatures of 0 degrees Fahrenheit, and offers enhanced pest resistance for importation into corn through improvement breeding programs.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
I claim: 1. A new and distinct variety of corn plant, substantially as herein shown and described, characterized by its profuse production of fruit, multiple types of inflorescence, bifurcated style, perennial habit, drought tolerance and pest resistance.
Read the full patent: US Plant Patent PP7977 in full — the complete specification, every figure, and the file history.