US Plant Patent PP25478
PIILAG-IV
Lagerstroemia plant named ‘PIILAG-IV’
UNDER PATENT
Still under patent. Protection ends September 13, 2033.
Twenty years from the filing date would end on March 8, 2033. This patent earned 189 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP25478
- Filed
- March 8, 2013
- Granted
- April 28, 2015
- Expires
- September 13, 2033
- Assignee
- PLANT INTRODUCTIONS INC, KARDOS JOSHUA H
- Inventor
- KARDOS JOSHUA H
Abstract
A new and distinct cultivar of Lagerstroemia plant named ‘PIILAG-IV’, characterized by its upright growth habit, dark maroon-purple foliage, red flower buds opening to white flowers, and resistance to powdery mildew and Cercospora leaf spot.
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 Lagerstroemia plant named ‘PIILAG-IV’, as illustrated and described herein.
Read the full patent: US Plant Patent PP25478 in full — the complete specification, every figure, and the file history.