US Plant Patent PP23170
Don Basco
Kalanchoe plant named ‘Don Basco’
UNDER PATENT
Still under patent. Protection ends March 14, 2031.
Twenty years from the filing date would end on March 4, 2031. This patent earned 10 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP23170
- Filed
- March 4, 2011
- Granted
- November 6, 2012
- Expires
- March 14, 2031
- Inventor
- VAN DER KNAAP LEONARDUS JOHANNES MARIA
Abstract
A new and distinct cultivar of Kalanchoe plant named ‘Don Basco’, characterized by its upright, uniform and vigorous growth habit; freely branching habit; dark green-colored leaves; uniform and freely flowering habit; double white-colored flowers; and good postproduction longevity.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct Kalanchoe plant named ‘Don Basco’ as illustrated and described.
Read the full patent: US Plant Patent PP23170 in full — the complete specification, every figure, and the file history.