US Plant Patent PP4884
Shamrock
Chrysanthemum plant
PUBLIC DOMAIN
Patent expired February 27, 2000. 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
- PP4884
- Filed
- February 27, 1980
- Granted
- September 7, 1982
- Expires
- February 27, 2000
- Assignee
- YODER BROTHERS INC
- Inventor
- JESSEL JR WALTER H; DUFFETT WILLIAM E
Abstract
A chrysanthemum cultivar known by the cultivar name Shamrock and particularly characterized as to uniqueness by the combined characteristics of incurved capitulum form; spider capitulum type; greenish-yellow ray floret color; diameter across face of capitulum ranging from 15 to 19 cm. at maturity; uniform ten week photoperiodic flowering response to short days; very tall plant height; and semi-upright branching pattern.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
We claim: 1. A new and distinct cultivar Chrysanthemum morifolium, Ramat., plant known by the cultivar name Shamrock, as described and illustrated, and particularly characterized as to uniqueness by the combined characteristics of semi-incurved capitulum form; spider capitulum type; greenish-yellow ray floret color; diameter across face of capitulum ranging from 15 to 19 cm. at maturity; uniform ten week photoperiodic flowering response to short days; very tall plant height; and semi-upright branching pattern.
Read the full patent: US Plant Patent PP4884 in full — the complete specification, every figure, and the file history.