US Plant Patent PP24410
PIIDIST-I
Distylium plant named ‘PIIDIST-I’
UNDER PATENT
Still under patent. Protection ends June 25, 2032.
Twenty years from the filing date would end on May 6, 2031. This patent earned 416 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP24410
- Filed
- May 6, 2011
- Granted
- April 29, 2014
- Expires
- June 25, 2032
- Inventor
- DIRR MICHAEL A
Abstract
A new and distinct cultivar of Distylium plant named ‘PIIDIST-I’, characterized by its compact, upright-spreading growth habit, yellow-green new growth, dark green mature foliage, and reddish purple flowers.
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 Distylium plant named ‘PIIDIST-I’, as illustrated and described herein.
Read the full patent: US Plant Patent PP24410 in full — the complete specification, every figure, and the file history.