US Plant Patent PP19035
Old Fashioned
Cotinus plant named ‘Old Fashioned’
UNDER PATENT
Still under patent. Protection ends December 22, 2026.
Twenty years from the filing date would end on August 9, 2026. This patent earned 135 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP19035
- Filed
- August 9, 2006
- Granted
- July 15, 2008
- Expires
- December 22, 2026
- Assignee
- KOLSTER HENNY
- Inventor
- KOLSTER HENNY
Abstract
A new and distinct cultivar of Cotinus coggygria named ‘Old Fashioned’ that is distinguishable from all other varieties of Cotinus by its medium green foliage topped by the contrasting greyed-purple of the younger emerging leaves.
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 Cotinus coggygria plant named ‘Old Fashioned’ as described and illustrated.
Read the full patent: US Plant Patent PP19035 in full — the complete specification, every figure, and the file history.