US Plant Patent PP24435
CA 29
Rose plant named ‘CA 29’
UNDER PATENT
Still under patent. Protection ends November 27, 2032.
Twenty years from the filing date would end on August 29, 2032. This patent earned 90 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP24435
- Filed
- August 29, 2012
- Granted
- May 13, 2014
- Expires
- November 27, 2032
- Assignee
- HER MAJESTY THE QUEEN IN RIGHT OF CANADA AS REPRESENTED BY THE MINISTER OF AGRICULTURE AND AGRI FOOD, DAVIDSON CAMPBELL G, DYCK LARRY J
- Inventor
- DAVIDSON CAMPBELL G; DYCK LARRY J
Abstract
A new cultivar of shrub rose, ‘CA 29’, characterized by its semi-double flowers that open medium yellow in color with pink margins, maturing to medium pink with dark pink margins and fading to a cream color with dark pink margins; creating a multicolored effect, its flower buds that are medium yellow in color with dark pink margins, its continuous blooming habit, its glossy foliage with good resistance to powdery mildew, rust and black spot, and its cold hardiness at least to U.S.D.A. Zone 3a.
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 rose plant named ‘CA 29’ as herein illustrated and described.
Read the full patent: US Plant Patent PP24435 in full — the complete specification, every figure, and the file history.