US Plant Patent PP11959
Katie
Camptotheca lowreyana tree named ‘Katie’
PUBLIC DOMAIN
Patent expired April 14, 2019. 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
- PP11959
- Filed
- April 14, 1999
- Granted
- June 26, 2001
- Expires
- April 14, 2019
- Assignee
- STEPHEN R AUSTIN STATE UNIVERS
- Inventor
- LI SHIYOU
Abstract
A new and distinct cultivar of Camptotheca lowreyana tree named ‘Katie’, characterized by its freely and vigorously branching; dense and full plant habit; small leaf size; lanceolate to elliptic leaf shape; leaves from both juvenile and mature trees with entire leaf margins; lower temperature and drought tolerance; and high yield of anti-cancer camptothecin in leaves.
Read the full patent: US Plant Patent PP11959 in full — the complete specification, every figure, and the file history.