US Plant Patent PP31756
Peter Cottontail
Achillea plant named ‘Peter Cottontail’
UNDER PATENT
Still under patent. Protection ends January 14, 2039.
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
- PP31756
- Filed
- January 14, 2019
- Granted
- May 12, 2020
- Expires
- January 14, 2039
- Assignee
- WALTERS GARDENS INC, HANSEN HANS A
- Inventor
- HANSEN HANS A
Abstract
The new and distinct Yarrow plant named Achillea ‘Peter Cottontail’, dense mounded habit, of upright heavily branched stems of medium height; linear, serrate, slightly-glossy, deep-green leaves; heavy flowering of white, predominately sterile flowers in large heads averaging over 100 florets per head beginning in mid-June and continuing for nearly seven weeks. The new plant is useful as a specimen landscape plant, mass planting or cut flower in arrangements.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
I claim: 1. The new and distinct cultivar of Yarrow plant named Achillea ‘Peter Cottontail’ as herein described and illustrated.
Read the full patent: US Plant Patent PP31756 in full — the complete specification, every figure, and the file history.