US Plant Patent PP19643
Rockred
Saxifraga plant named ‘Rockred’
UNDER PATENT
Still under patent. Protection ends June 18, 2027.
Twenty years from the filing date would end on May 8, 2027. This patent earned 41 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP19643
- Filed
- May 8, 2007
- Granted
- January 20, 2009
- Expires
- June 18, 2027
- Assignee
- SYNGENTA SEEDS BV
- Inventor
- GUTTER MARTIEN EVERETT
Abstract
A new Saxifraga plant, particularly distinguished by its red flower color, early flowering and compact plant habit.
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 Saxifraga plant named ‘Rockred,’ as substantially illustrated and described herein.
Read the full patent: US Plant Patent PP19643 in full — the complete specification, every figure, and the file history.