US Plant Patent PP21798
Sparkle
Hibiscus plant named ‘Sparkle’
UNDER PATENT
Still under patent. Protection ends October 30, 2029.
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
- PP21798
- Filed
- October 30, 2009
- Granted
- March 22, 2011
- Expires
- October 30, 2029
- Assignee
- ZONNEBLOEM BREEDING B V DE
- Inventor
- OOSTVEEN CORNELIS A
Abstract
A new and distinct cultivar of Hibiscus plant named ‘Sparkle’, characterized by its upright, somewhat, outwardly spreading and dense and bushy plant habit; dark green-colored leaves; freely flowering habit; large white-colored flowers with red purple-colored centers and venation; and good flower longevity.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct Hibiscus plant named ‘Sparkle’ as illustrated and described.
Read the full patent: US Plant Patent PP21798 in full — the complete specification, every figure, and the file history.