US Plant Patent PP13438
Keihayanasa
Hybrid Tea rose plant named ‘Keihayanasa’
PUBLIC DOMAIN
Patent expired April 12, 2021. This plant is in the public domain — anyone may propagate and sell it.
No term adjustment or disclaimer is recorded against this patent, so this is the full statutory term — twenty years from the filing date.

The record
- Patent number
- PP13438
- Filed
- April 12, 2001
- Granted
- December 31, 2002
- Expires
- April 12, 2021
- Assignee
- CP DELAWARE INC
- Inventor
- YANAGIDA YOSHITAKA
Abstract
A new and distinct variety of Hybrid Tea rose plant is provided which abundantly forms attractive salmon pink blossoms. The blossoms commonly possess approximately 30 to 34 petals per bloom. The buds are large and are borne on straight erect stems. Attractive dark green semi-glossy foliage is formed. The new variety is particularly well suited for forming cut flowers under greenhouse growing conditions.
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 Hybrid Tea rose plant characterized by the following combination of characteristics: (a) Forms large elongated buds on straight stems, (b) Forms in abundance attractive salmon pink blossoms, (c) Forms attractive dark green semi-glossy foliage, and (d) Is particularly well suited for the production of cut flowers under greenhouse growing conditions; substantially as herein shown and described.
Read the full patent: US Plant Patent PP13438 in full — the complete specification, every figure, and the file history.