US Plant Patent PP23732
Ruby Frost
Poinsettia plant named ‘Ruby Frost’
UNDER PATENT
Still under patent. Protection ends June 10, 2031.
Twenty years from the filing date would end on April 19, 2030. This patent earned 417 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP23732
- Filed
- April 19, 2010
- Granted
- July 9, 2013
- Expires
- June 10, 2031
- Inventor
- VON DANWITZ MARITA
Abstract
A new Poinsettia plant named ‘Ruby Frost,’ particularly distinguished by the variegated red and white bract color, medium sized inflorescences held well above the foliage canopy, medium to deep green foliage that are ovate to oak-shaped bracts and leaves with pointed lobes, medium sized, well-branched and mounding plant habit, mid-season flowering response, and good keeping quality of foliage and bracts.
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 variety of Poinsettia plant named ‘Ruby Frost,’ substantially as illustrated and described herein.
Read the full patent: US Plant Patent PP23732 in full — the complete specification, every figure, and the file history.