US Plant Patent PP21041
Esm Grial
Gypsophila plant named ‘Esm Grial’
UNDER PATENT
Still under patent. Protection ends October 28, 2028.
Twenty years from the filing date would end on September 25, 2027. This patent earned 399 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP21041
- Filed
- September 25, 2007
- Granted
- June 1, 2010
- Expires
- October 28, 2028
- Assignee
- ESMERALDA BREEDING BV
- Inventor
- HOOIJMAN ALOYSIUS A J
Abstract
A new and distinct cultivar of Gypsophila plant named ‘Esm Grial’, characterized by its erect and strong flowering stems; early, uniform and freely flowering habit; small luminous 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 Grial’ as illustrated and described.
Read the full patent: US Plant Patent PP21041 in full — the complete specification, every figure, and the file history.