US Plant Patent PP25412
Doughill
Hydrangea plant named ‘Doughill’
UNDER PATENT
Still under patent. Protection ends August 23, 2033.
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
- PP25412
- Filed
- August 23, 2013
- Granted
- April 7, 2015
- Expires
- August 23, 2033
- Assignee
- SPRING MEADOW NURSERY INC, HILL BRENDA, HILL DOUG
- Inventor
- HILL DOUG; HILL BRENDA
Abstract
A new and distinct cultivar of Hydrangea plant named ‘Doughill’, characterized by its upright and outwardly spreading plant habit; vigorous growth habit; strong and sturdy stems; and large inflorescences with light green to white-colored double-type flowers
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
It is claimed: 1. A new and distinct Hydrangea plant named ‘Doughill’ as illustrated and described.
Read the full patent: US Plant Patent PP25412 in full — the complete specification, every figure, and the file history.