US Plant Patent PP13319
JACignat
Shrub rose plant named ‘JACignat’
PUBLIC DOMAIN
Patent expired November 18, 2020. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on October 24, 2020. This patent earned 25 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP13319
- Filed
- October 24, 2000
- Granted
- December 3, 2002
- Expires
- November 18, 2020
- Assignee
- JACKSON & PERKINS WHOLESALE
- Inventor
- ZARY KEITH W
Abstract
Shrub rose plant having a vigorous, upright growth habit; large clusters of medium-sized flowers; a strong clove scent that degrades to a strong musk; dark green, healthy foliage; profusion of small prickles on flowering wood; and an ability to own root easily.
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 rose plant of the shrub class, substantially as herein shown and described, characterized particularly by its vigorous, upright growth habit; large clusters of medium-sized flowers; a strong clove scent that degrades to a strong musk; dark green, healthy foliage; profusion of small prickles on flowering wood; and an ability to own root easily.
Read the full patent: US Plant Patent PP13319 in full — the complete specification, every figure, and the file history.