US Plant Patent PP21852
YADEV
Begonia plant named ‘YADEV’
UNDER PATENT
Still under patent. Protection ends December 7, 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
- PP21852
- Filed
- December 7, 2009
- Granted
- April 5, 2011
- Expires
- December 7, 2029
- Assignee
- YATES FREDERIC C
- Inventor
- YATES FREDERIC C
Abstract
A new cultivar of Begonia boliviensis named ‘YADEV’, characterized by its large single red flowers, its compact, freely branched and pendulant plant habit and its ease of propagation.
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 Begonia plant named ‘YADEV’ as herein illustrated and described.
Read the full patent: US Plant Patent PP21852 in full — the complete specification, every figure, and the file history.