US Plant Patent PP30099
DUP-ASP
Hibiscus plant named ‘DUP-ASP’
UNDER PATENT
Still under patent. Protection ends May 4, 2037.
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
- PP30099
- Filed
- May 4, 2017
- Granted
- January 15, 2019
- Expires
- May 4, 2037
- Assignee
- DUPONT SR ROBERT JAMES, DUPONT NURSERY INC
- Inventor
- DUPONT SR ROBERT JAMES
Abstract
A new and distinct cultivar of hibiscus plant named ‘DUP-ASP’, characterized by glossy, dark green leaves, upright growth, and a very large flower characterized by a medium-sized, slightly glossy medium red eye which extends approximately one quarter of the petal length, the eye rays extending through a light pinkish purple zone extending to one third the petal length, grading into a greenish brown zone, which grades into a brownish orange zone at the petal edge.
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-ASP’, either grafted or on its own roots, as illustrated and described.
Read the full patent: US Plant Patent PP30099 in full — the complete specification, every figure, and the file history.