US Plant Patent PP22635
DUP-CHR
Hibiscus plant named ‘DUP-CHR’
UNDER PATENT
Still under patent. Protection ends March 16, 2030.
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
- PP22635
- Filed
- March 16, 2010
- Granted
- April 10, 2012
- Expires
- March 16, 2030
- Assignee
- DUPONT SR ROBERT J
- Inventor
- DUPONT SR ROBERT J
Abstract
A new and distinct cultivar of Hibiscus plant named ‘DUP-CHR’, characterized by glossy, dark green leaves, semi-upright habit appropriate for container production and culture, freely flowering habit, and medium-sized, double flowers having a deep red eye zone, a silver lilac band which radiates into a brown chartreuse zone edged in burnt orange, with an outermost zone of light chartreuse.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
It is claimed: 1. A new and distinct Hibiscus plant named ‘DUP-CHR’, as illustrated and described.
Read the full patent: US Plant Patent PP22635 in full — the complete specification, every figure, and the file history.