US Plant Patent PP19888
BURUSIERU
Evolvulus plant named ‘BURUSIERU’
UNDER PATENT
Still under patent. Protection ends October 29, 2027.
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
- PP19888
- Filed
- October 29, 2007
- Granted
- April 7, 2009
- Expires
- October 29, 2027
- Assignee
- AKAI NOBUTAKA
- Inventor
- AKAI NOBUTAKA
Abstract
A new and distinct Evolvulus cultivar named ‘BURUSIERU’ is disclosed, characterized by a shorter, compact plant habit, prolific branching and more linear foliage. The new variety is an Evolvulus, and naturally blooms from early Spring through late Summer.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct cultivar of Evolvulus pilosus plant named ‘BURUSIERU’ as herein illustrated and described.
Read the full patent: US Plant Patent PP19888 in full — the complete specification, every figure, and the file history.