US Plant Patent PP25318
PIIHYP-I
Hypericum plant named ‘PIIHYP-I’
UNDER PATENT
Still under patent. Protection ends July 25, 2033.
Twenty years from the filing date would end on March 14, 2033. This patent earned 133 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP25318
- Filed
- March 14, 2013
- Granted
- February 24, 2015
- Expires
- July 25, 2033
- Inventor
- KARDOS JOSHUA H; DIRR MICHAEL A
Abstract
A new and distinct cultivar of Hypericum plant named ‘PIIHYP-I’, characterized by its compact, mounding growth habit, silver-green foliage, bright yellow flowers from late spring to early summer, and cinnamon brown exfoliating bark.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
We claim: 1. A new and distinct Hypericum plant named ‘PIIHYP-I’, as illustrated and described herein.
Read the full patent: US Plant Patent PP25318 in full — the complete specification, every figure, and the file history.