US Plant Patent PP21015
Esm Cold
Gypsophila plant named ‘Esm Cold’
UNDER PATENT
Still under patent. Protection ends October 22, 2028.
Twenty years from the filing date would end on September 25, 2027. This patent earned 393 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP21015
- Filed
- September 25, 2007
- Granted
- May 25, 2010
- Expires
- October 22, 2028
- Assignee
- ESMERALDA BREEDING BV
- Inventor
- HOOIJMAN ALOYSIUS A J
Abstract
A new and distinct cultivar of Gypsophila plant named ‘Esm Cold’, characterized by its erect and strong flowering stems; early, uniform and freely flowering habit; semi-double white-colored flowers; and good postproduction longevity.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct Gypsophila plant named ‘Esm Cold’ as illustrated and described.
Read the full patent: US Plant Patent PP21015 in full — the complete specification, every figure, and the file history.