US Plant Patent PP4071
Clear Yellow May Shoesmith
Chrysanthemum plant--Clear Yellow May Shoesmith
PUBLIC DOMAIN
Patent expired July 5, 1994. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on September 29, 1995, but this patent ends 451 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
- PP4071
- Filed
- September 29, 1975
- Granted
- July 5, 1977
- Expires
- July 5, 1994
- Inventor
- KONO YOSHIO
Abstract
This invention relates to a sport of May Shoesmith chrysanthemum, which is distinguished therefrom by its clear yellow blossom color.
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 chrysanthemum plant, substantially as herein shown and described, characterized by a yellow flower 12.7 mm to 19.05 mm smaller than the parent May Shoesmith; having a clearer yellow color which is more toward the yellow-green than toward the yellow-orange; exhibiting an absence of a darker yellow; the distal end of the petal shows occasional whiskers; has a two to three day earlier response time than the parent and other known sports of the parent; plant growth is 5.08 cm to 7.62 cm shorter, the leaf surface has a sheen; the flower is less formal incurving; and the individual petals appear more narrow and exhibit greater cupping through the length of the petal.
Read the full patent: US Plant Patent PP4071 in full — the complete specification, every figure, and the file history.