US Plant Patent PP29761
Red Lark
Delphinium plant named ‘Red Lark’
UNDER PATENT
Still under patent. Protection ends November 10, 2037.
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
- PP29761
- Filed
- November 10, 2017
- Granted
- October 16, 2018
- Expires
- November 10, 2037
- Assignee
- BALL HORTICULTURAL CO
- Inventor
- LEGRO ROBERT A H; KIEVIT CHRISTA; EISENREICH ROBERT B
Abstract
A new and distinct cultivar of Delphinium plant named ‘Red Lark’, characterized by its semi-double, light red-colored flowers, medium green-colored foliage, and moderately vigorous, upright growth habit, is disclosed.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
What is claimed is: 1. A new and distinct cultivar of Delphinium plant named ‘Red Lark’, substantially as herein illustrated and described.
Read the full patent: US Plant Patent PP29761 in full — the complete specification, every figure, and the file history.