US Plant Patent PP18097
BAIcer
Shrub rose plant named ‘BAIcer’
PUBLIC DOMAIN
Patent expired April 21, 2026. 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
- PP18097
- Filed
- April 21, 2006
- Granted
- September 25, 2007
- Expires
- April 21, 2026
- Assignee
- BAILEY NURSERIES INC
- Inventor
- LIM PETER P
Abstract
A new cultivar of shrub rose, ‘BAIcer’, characterized by its clusters of double, ruffled, bi-colored flowers with petals that are deep red-purple on the upper surface and white blushed with pink on the lower surface. ‘BAIcer’ blooms abundantly in May and June and then recurrently throughout the season. The upright rounded plant habit with foliage resistant to black spot and mildew make ‘BAIcer’ well suited for the landscape. The new variety is readily propagated on its own roots and hardy in U.S.D.A. Zones 4 to 9.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct cultivar of shrub rose plant named ‘BAIcer’ as herein illustrated and described.
Read the full patent: US Plant Patent PP18097 in full — the complete specification, every figure, and the file history.