US Plant Patent PP22627
Aquamarine
Hosta plant named ‘Aquamarine’
UNDER PATENT
Still under patent. Protection ends November 13, 2030.
Twenty years from the filing date would end on November 10, 2030. This patent earned 3 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP22627
- Filed
- November 10, 2010
- Granted
- April 3, 2012
- Expires
- November 13, 2030
- Assignee
- TERRA NOVA NURSERIES INC, GOSSETT GARY J
- Inventor
- GOSSETT GARY J
Abstract
A new and distinct Hosta plant characterized by large, glaucous, blue green leaves with dark petioles and leaf bases. In the spring the leaves are dark purple tinted on top. Hosta ‘Aquamarine’ has violet flowers in late summer into fall.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
I claim: 1. A new and distinct hybrid Hosta plant as herein shown and described.
Read the full patent: US Plant Patent PP22627 in full — the complete specification, every figure, and the file history.