US Plant Patent PP3993
Pink sachet-pink flowering dogwood tree
Pink sachet-pink flowering dogwood tree
PUBLIC DOMAIN
Patent expired December 21, 1993. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on September 22, 1995, but this patent ends 640 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
- PP3993
- Filed
- September 22, 1975
- Granted
- December 21, 1976
- Expires
- December 21, 1993
- Inventor
- STEPPE CLARENCE M
Abstract
The invention relates to a new and distinct variety of pink flowering dogwood tree, botanically known as Cornus florida rubra, which most nearly resembles the Cherokee Chief variety. In constrast to this known variety the new variety exudes from its flowers a strong fragrance generally resembling the composite fragrance of gardenia, honeysuckle and calycanthus.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
Having thus described and illustrated my new variety of dogwood tree what is claimed as new and desired to be secured by Letters Patent is: 1. A new and distinct variety of pink flowering dogwood tree, botanically known as Cornus florida rubra, substantially as illustrated and described, which most nearly resembles the Cherokee Chief variety, but being uniquely distinguished therefrom by the pronounced fragrance of its flowers generally resembling the composite fragrance of gardenia, honeysuckle and calycanthus.
Read the full patent: US Plant Patent PP3993 in full — the complete specification, every figure, and the file history.