US Plant Patent PP11857
Crown Jewels
Hibiscus plant named ‘Crown Jewels’
PUBLIC DOMAIN
Patent expired April 12, 2019. 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
- PP11857
- Filed
- April 12, 1999
- Granted
- May 1, 2001
- Expires
- April 12, 2019
- Assignee
- FLEMING S FLOWER FIELDS INC
- Inventor
- FLEMING DAVID W; ZWETZIG GRETCHEN A
Abstract
A new and distinct cultivar of winter hardy hibiscus plant named, ‘Crown Jewels’ is the result of a unique hybridization. This new and distinct cultivar is characterized primarily as to its low-growing nature, its extreme cold hardines to Zone 4, its dark purple “maple-cut leaf”, its ruffled white flowers with red partially-streaking centers, and its vigorous and uniform growth habit, and its floriforous 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 short stature, its bold purple “maple-cut” foliage, its ruffled white flowers with red center and red
Read the full patent: US Plant Patent PP11857 in full — the complete specification, every figure, and the file history.