US Plant Patent PP15662
Hadbal
Florabunda rose named ‘Hadbal’
PUBLIC DOMAIN
Patent expired December 6, 2023. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on December 1, 2023. This patent earned 5 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP15662
- Filed
- December 1, 2003
- Granted
- March 15, 2005
- Expires
- December 6, 2023
- Inventor
- DAVIDSON HARVEY DANIEL
Abstract
A new and distinct rose cultivar of the Florabunda class characterized by: having stems without prickles; white stripes lightly scattered on pink flowers; clusters of three to six flowers; very rapid rebloom cycle; upright bushy plants of medium height; being well covered with medium green matte foliage; with excellent resistance to powdery and downy mildew, rust and blackspot. The generic name of this plant is designated as ‘Hadbal’. It is being marketed under the commercial name of ‘Smooth Ballerina’.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct rose cultivar of the Floribunda class with essential features as follows: 1. Prickles are absent from any stems. 2. White stripes lightly scattered on pink flowers. 3. Blooms in clusters of three to six flowers. 4. Very consistent free bloomer. 5. Bushy, upright plant, covered with medium green matte foliage. 6. Very resistent to powdery and downy mildew, rust and blackspot, substantially as shown herein and described.
Read the full patent: US Plant Patent PP15662 in full — the complete specification, every figure, and the file history.