US Plant Patent PP24469
DUP-HCHP
Hibiscus plant named ‘DUP-HCHP’
UNDER PATENT
Still under patent. Protection ends September 20, 2032.
Twenty years from the filing date would end on July 24, 2032. This patent earned 58 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP24469
- Filed
- July 24, 2012
- Granted
- May 20, 2014
- Expires
- September 20, 2032
- Assignee
- DUPONT SR ROBERT J
- Inventor
- DUPONT SR ROBERT J
Abstract
A new and distinct cultivar of Hibiscus plant named ‘DUP-HCHP’ characterized by glossy, dark green leaves, very upright habit appropriate for container production and culture, freely flowering habit and large to very large flowers having a dull dark red eye which extends to one quarter the diameter of the flower, with the body being a medium red with white veins extending to two thirds the flower diameter. The edge of each petal is ruffled, and the petals shallowly overlap, giving the effect of a windmill.
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-HCHP’, as illustrated and described.
Read the full patent: US Plant Patent PP24469 in full — the complete specification, every figure, and the file history.