US Plant Patent PP21991
Wim Rutten
Hydrangea plant named ‘Wim Rutten’
UNDER PATENT
Still under patent. Protection ends February 19, 2030.
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
- PP21991
- Filed
- February 19, 2010
- Granted
- June 28, 2011
- Expires
- February 19, 2030
- Assignee
- SPRING MEADOW NURSERY INC
- Inventor
- RUTTEN CATHRIEN
Abstract
A new and distinct cultivar of Hydrangea plant named ‘Wim Rutten’, characterized by its upright, outwardly spreading and mounded plant habit; strong and vigorous growth habit; relatively large leaves; freely flowering habit; and large lacecap-type inflorescences with light violet blue-colored fertile flowers and white-colored sterile flowers.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct Hydrangea plant named ‘Wim Rutten’ as illustrated and described.
Read the full patent: US Plant Patent PP21991 in full — the complete specification, every figure, and the file history.