US Plant Patent PP4146
Winter Red
Ilex verticillata bush named Winter Red
PUBLIC DOMAIN
Patent expired November 8, 1994. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on December 1, 1996, but this patent ends 754 days earlier — a terminal disclaimer gives term back. A source that calculates twenty years from filing would tell you this plant is still protected when it is already free.
The record
- Patent number
- PP4146
- Filed
- December 1, 1976
- Granted
- November 8, 1977
- Expires
- November 8, 1994
- Inventor
- SIMPSON ROBERT C
Abstract
A new variety of Ilex verticillata bush characterized by the brilliant coloring of the abundant fruit and coloring and retention of brilliant fruit or berry long after other plants of the species have faded or discolored. The hybrid is sterile.
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 Ilex verticillata plant as herein shown and described, characterized by abundant fruit and the retention of the brilliant red fruit coloration, retaining this characteristic from October through March, its easy propagation from cuttings, and its vigorous growth habit.
Read the full patent: US Plant Patent PP4146 in full — the complete specification, every figure, and the file history.