US Plant Patent PP29280
DUP-CNS
Hibiscus plant named ‘DUP-CNS’
UNDER PATENT
Still under patent. Protection ends March 14, 2036.
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
- PP29280
- Filed
- March 14, 2016
- Granted
- May 8, 2018
- Expires
- March 14, 2036
- Assignee
- DUPONT SR ROBERT JAMES
- Inventor
- DUPONT SR ROBERT JAMES
Abstract
A new and distinct cultivar of hibiscus plant named ‘DUP-CNS’, characterized by glossy, dark green leaves, upright growth, and a very large flower characterized by a large dark red eye which extends approximately 25 percent of petal length, the eye sharply margined with a light pink zone which extends to approximately half the petal length, the pink zone grading into a brownish-orange zone which grades to a darker brownish-orange edge, the underlapping edge being more pink orange.
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-CNS’, either grafted or on its own roots, as illustrated and described.
Read the full patent: US Plant Patent PP29280 in full — the complete specification, every figure, and the file history.