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US Plant Patent PP20643

River Mist

Chasmanthium plant named ‘River Mist’

UNDER PATENT

Still under patent. Protection ends October 23, 2028.

No term adjustment or disclaimer is recorded against this patent, so this is the full statutory term — twenty years from the filing date.

Figure 1 of US plant patent PP20643, the photograph of River Mist printed in the patent.
Figure 1 from US Plant Patent PP20643, reproduced as printed. Photographs in a plant patent are taken by the applicant. Reproduction of the patent document is permitted; the image is shown whole and uncropped for that reason.

The record

Patent number
PP20643
Filed
October 23, 2008
Granted
January 12, 2010
Expires
October 23, 2028
Inventor
STEVER KAREN R

Abstract

A new cultivar of Chasmanthium latifolium , ‘River Mist’, characterized by its green and white variegated foliage and its white seed heads that cascade from upright culms.

Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.

1. A new and distinct cultivar of Chasmanthium plant named ‘River Mist’ as herein illustrated and described.

Read the full patent: US Plant Patent PP20643 in full — the complete specification, every figure, and the file history.