US Plant Patent PP18789
JETHRO TULL
Coreopsis plant named ‘JETHRO TULL’
UNDER PATENT
Still under patent. Protection ends December 29, 2026.
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
- PP18789
- Filed
- December 29, 2006
- Granted
- May 6, 2008
- Expires
- December 29, 2026
- Assignee
- ITSAUL PLANTS LLC
- Inventor
- SAUL ROBERT MARK
Abstract
A new and distinct cultivar of Coreopsis plant named ‘Jethro Tull’, characterized by its compact, upright, outwardly spreading and mounded plant habit; vigorous growth habit; freely basal branching habit; freely flowering habit; rotate inflorescences with tubular golden yellow-colored ray florets; and strong peduncles that hold the inflorescences above the foliar plane.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct Coreopsis plant named ‘Jethro Tull’ as illustrated and described.
Read the full patent: US Plant Patent PP18789 in full — the complete specification, every figure, and the file history.