US Plant Patent PP20044
Hartswood
Helianthemum plant named ‘Hartswood’
UNDER PATENT
Still under patent. Protection ends December 31, 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
- PP20044
- Filed
- December 31, 2007
- Granted
- June 2, 2009
- Expires
- December 31, 2027
- Assignee
- HART MICHAEL
- Inventor
- HART MICHAEL
Abstract
A new and distinct cultivar of Helianthemum plant named ‘Hartswood’, characterized by its upright to arching plant habit; freely flowering habit; and red purple-colored flowers.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct Helianthemum plant named ‘Hartswood’ as illustrated and described.
Read the full patent: US Plant Patent PP20044 in full — the complete specification, every figure, and the file history.