US Plant Patent PP19654
Greswan
Cercis tree named ‘Greswan’
UNDER PATENT
Still under patent. Protection ends August 22, 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
- PP19654
- Filed
- August 22, 2007
- Granted
- January 20, 2009
- Expires
- August 22, 2027
- Assignee
- GREENLEAF NURSERY COMPANY
- Inventor
- SWANSON KERRY; FOUNTAIN DANNY
Abstract
A new cultivar of Cercis Canadensis named ‘Greswan’, characterized by its continuous production of burgundy colored new foliage (both upper and lower surface) throughout the growing season, its multicolored effect when combined with mature green foliage, its burgundy stems and petioles, its distinctively heart-shaped leaves, its purple pink flowers emerging in early spring, its hardiness to U.S.D.A Zone 5, and its ease of propagation by budding.
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 Cercis canadensis plant named ‘Greswan’ as herein illustrated and described.
Read the full patent: US Plant Patent PP19654 in full — the complete specification, every figure, and the file history.