US Plant Patent PP13498
Charles Thatham
Narsissus plant named ‘Charles Thatham’
PUBLIC DOMAIN
Patent expired February 15, 2020. 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
- PP13498
- Filed
- February 15, 2000
- Granted
- January 21, 2003
- Expires
- February 15, 2020
- Assignee
- MONCKTON TIMOTHY JAMES
- Inventor
- MONCKTON TIMOTHY JAMES
Abstract
A new variety of Narsissus, sub genus Tazetta, generated as a result of either a sport (mutant) or a natural cross of unknown Narsissus species, and having the unique properties of being exceptionally early flowering (late October to early November) from an August planting outdoors, and also being moderately winter hardy with distinctly elegant scented flowers, with good propagative and yield characteristics.
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 variety of Narsissus tazetta plant, substantially as herin described and shown as being exceptionally early in autumn flowering and uniquely winter hardy, and being different in floral colour and shape than any other outdoor autumn/late winter flowering N. tazetta
Read the full patent: US Plant Patent PP13498 in full — the complete specification, every figure, and the file history.