US Plant Patent PP6983
ARoss/Central Park
Chinese elm cultivar named "ARoss/Central Park"
PUBLIC DOMAIN
Patent expired February 1, 2008. 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
- PP6983
- Filed
- February 1, 1988
- Granted
- August 15, 1989
- Expires
- February 1, 2008
Abstract
A new and distinct variety of elm tree which produces leaves which are somewhat larger than other Chinese Elm cultivars with which it is most closely similar and which further exhibits cold hardiness to Zone 6 under typical environmental conditions.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
Having described and illustrated my new variety of elm tree, what is new and desired to be secured by plant letters patent is: 1. A new and distinct variety of Chinese Elm tree, substantially as illustrated and described, and which is somewhat remotely similar to the "Dynasty", "Supervirens", and "Drake" varieties of Chinese Elm tree with which it is remotely related, but which is distinguished therefrom and characterized principally as to novelty by being increasingly cold hardy and growing taller than other Chinese Elm Cultivars. While retaining the urban hardiness characteristics of and by producing larger leaves than that typically displayed by other Chinese Elm trees with which it is most closely similar, the new and novel variety of Chinese Elm having noteworthy height characteristics under typical Zone 6 conditions.
Read the full patent: US Plant Patent PP6983 in full — the complete specification, every figure, and the file history.