US Plant Patent PP12554
Snowstorm
Agapanthus plant named ‘Snowstorm’
PUBLIC DOMAIN
Patent expired December 8, 2018. This plant is in the public domain — anyone may propagate and sell it.
No term adjustment or disclaimer is recorded against this patent, so this is the full statutory term — twenty years from the filing date.

The record
- Patent number
- PP12554
- Filed
- December 8, 1998
- Granted
- April 16, 2002
- Expires
- December 8, 2018
- Assignee
- WILKEN STEPHEN J M
- Inventor
- ROTHER REINHARD W
Abstract
A new and distinct cultivar of agapanthus named ‘Snowstorm’ having a higher number of umbels per inflorescence, dense foliage of very short narrow leaves compared with other cultivars of the same genus Agapanthus praecox orientalis ‘Albus’.
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 agapanthus plant named ‘Snowstorm’, as illustrated and described.
Read the full patent: US Plant Patent PP12554 in full — the complete specification, every figure, and the file history.