US Plant Patent PP29305
DUP-RDBD
Hibiscus plant named ‘DUP-RDBD’
UNDER PATENT
Still under patent. Protection ends May 2, 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
- PP29305
- Filed
- May 2, 2016
- Granted
- May 22, 2018
- Expires
- May 2, 2036
- Assignee
- DUPONT SR ROBERT JAMES
- Inventor
- DUPONT SR ROBERT JAMES
Abstract
A new and distinct cultivar of hibiscus plant named ‘DUP-RDBD’, characterized by compact growth, small foliage, and a large flat flower having a medium sized dark red eye which extends approximately 30-40 percent of petal length. The eye grades into a vermilion red zone having a velvet-like sheen which extends to the edge of the flower.
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-RDBD’, either grafted or on its own roots, as illustrated and described.
Read the full patent: US Plant Patent PP29305 in full — the complete specification, every figure, and the file history.