US Plant Patent PP4009
uarda
Lady uarda
PUBLIC DOMAIN
Patent expired January 11, 1994. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on July 11, 1995, but this patent ends 546 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
- PP4009
- Filed
- July 11, 1975
- Granted
- January 11, 1977
- Expires
- January 11, 1994
- Inventor
- LARSEN CARL A
Abstract
A new and distinct variety of Syringa vulgaris hybrid French Lilac plant, characterized in that the mature plant is about 9 feet high and about 6 feet wide; and in that its flowers are magenta to burgundy, and very large when compared with other French Lilac hybrid plants, with large florets and tight flowers spikes that are well formed.
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 Syringa vulgaris hybrid French Lilac plant, characterized in that the mature plant is about 9 feet high and about 6 feet wide; and in that its flowers are magenta to burgundy, and very large when compared with other French Lilac hybrid plants, with large florets and tight flowers spikes that are well formed.
Read the full patent: US Plant Patent PP4009 in full — the complete specification, every figure, and the file history.