US Plant Patent PP21589
Caleb
Clethra plant named ‘Caleb’
UNDER PATENT
Still under patent. Protection ends August 5, 2029.
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
- PP21589
- Filed
- August 5, 2009
- Granted
- December 28, 2010
- Expires
- August 5, 2029
- Assignee
- SPRING MEADOW NURSERY INC
- Inventor
- WOOD TIMOTHY D
Abstract
A new and distinct cultivar of Clethra plant named ‘Caleb’, characterized by its upright and somewhat outwardly spreading plant habit; vigorous growth habit; freely branching habit; dark-green leaves; large inflorescences with numerous large flowers; and good garden performance.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct Clethra plant named ‘Caleb’ as illustrated and described.
Read the full patent: US Plant Patent PP21589 in full — the complete specification, every figure, and the file history.