US Plant Patent PP36620
RutCham1
Chamaecyparis plant named ‘RutCham1’
UNDER PATENT
Still under patent. Protection ends December 29, 2043.
Twenty years from the filing date would end on August 16, 2043. This patent earned 135 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP36620
- Filed
- August 16, 2023
- Granted
- April 22, 2025
- Expires
- December 29, 2043
- Assignee
- UNIV GEORGIA
- Inventor
- RUTER JOHN M
Abstract
A new and distinct cultivar of Chamaecyparis plant named ‘RutCham1’, characterized by its good heat tolerance in USDA Hardiness Zone 8 relative to typical Chamaecyparis pisifera cultivars; foliage that turns golden in the winter and green in the summer for multi-seasonal interest; and a uniform, pyramidal shape.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
It is claimed: 1. A new and distinct cultivar of the Chamaecyparis plant named ‘RutCham1’ as illustrated and described herein.
Read the full patent: US Plant Patent PP36620 in full — the complete specification, every figure, and the file history.