US Plant Patent PP8478
Purple Prince
Flowering crab apple tree `Purple Prince`
PUBLIC DOMAIN
Patent expired March 27, 2012. 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
- PP8478
- Filed
- March 27, 1992
- Granted
- November 30, 1993
- Expires
- March 27, 2012
- Assignee
- FRANK SCHMIDT & SON CO J
- Inventor
- FIALA JOHN L; KLEISS PERSONAL REPRESENTATIVE
Abstract
A new variety of flowering crab apple tree, which I call 'Purple Prince', has bright red single flowers, is resistant to apple scab, has purple tinted foliage and purple fruit, and exhibits an unusually vigorous rate of growth.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
It is claimed: 1. A new and distinct variety of flowering crab apple tree substantially as herein shown and described, characterized particularly as to novelty by its resistance to apple scab, its bright red single flowers, purple tinted foliage and purple fruit, and unusually vigorous growth rate.
Read the full patent: US Plant Patent PP8478 in full — the complete specification, every figure, and the file history.