US Plant Patent PP12909
Karley Rose
Pennisetum orientale ‘Karley Rose’
PUBLIC DOMAIN
Patent expired December 23, 2019. This plant is in the public domain — anyone may propagate and sell it.
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
- PP12909
- Filed
- December 23, 1999
- Granted
- September 3, 2002
- Expires
- December 23, 2019
- Assignee
- SUNNY BORDEN NURSERIES INC
- Inventor
- SKWIOT DAVID GEORGE
Abstract
Pennisetum orientale ‘Karley Rose’ is a new and distinct cultivar of Oriental Fountain Grass with deep green foliage, dark purple flowers effective for 16 to 18 weeks, and freeze hardy at least to temperatures of −15° F. (−26° C.).
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 variety of Oriental Fountain Grass, Pennisetum orientale plant, ‘Karley Rose’, essentially as herein described and illustrated, with deep green foliage, dark purple flowers effective for 16 to 18 weeks, and hardy to at least temperatures
Read the full patent: US Plant Patent PP12909 in full — the complete specification, every figure, and the file history.