US Plant Patent PP10793
Kopper King
Hibiscus plant named `Kopper King`
PUBLIC DOMAIN
Patent expired November 3, 2017. 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
- PP10793
- Filed
- November 3, 1997
- Granted
- February 16, 1999
- Expires
- November 3, 2017
- Inventor
- FLEMING DAVID W; FLEMING JAMES R
Abstract
A new and distinct cultivar of winter hardy Hibiscus plant named `Kopper King` is the result of a unique hybridization. This new and distinct cultivar is characterized primarily as to novelty by its extreme cold hardiness to Zone 4, its vibrant reddish-copper colored "maple-cut" leaves, its large white flowers with bright red centers and red streaking to the petal edges, its vigorous and uniform growth habit, and its floriferous nature from midsummer until frost.
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 of Hibiscus plant, as herein shown and described, characterized by its bold reddish-copper "maple-cut" foliage, its large white flowers with red center and red streaking to the petal edges, its vigor, and its hardiness.
Read the full patent: US Plant Patent PP10793 in full — the complete specification, every figure, and the file history.