US Plant Patent PP4632
Nickerson Color Fan
Flowering crab apple tree
PUBLIC DOMAIN
Patent expired January 25, 1999. 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
- PP4632
- Filed
- January 25, 1979
- Granted
- January 27, 1981
- Expires
- January 25, 1999
- Assignee
- TREESEARCH
- Inventor
- FLEMER III WILLIAM
Abstract
There is disclosed a new variety of Malus hupehensis which produces abundance of flowers having strong purplish pink appearance on a tree in bloom, dark red young leaves, becoming dark green when mature, with high resistance to apple scab fungus and fire blight.
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 flowering crab apple tree substantially as herein shown and described, characterized particularly as to novelty by the unique combination of the very abundant quantity of blooms which are deep purplish pink as the blooms open, becoming moderate pink when fully open, dark red young leaves which become leathery dark green at maturity, and very high resistance to scab fungus (Venturia inaequalis) and fire blight (Erwinia amylovora).
Read the full patent: US Plant Patent PP4632 in full — the complete specification, every figure, and the file history.