US Plant Patent PP31269
Domchryblus
Chrysanthemum plant named ‘Domchryblus’
UNDER PATENT
Still under patent. Protection ends January 12, 2039.
Twenty years from the filing date would end on December 7, 2038. This patent earned 36 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP31269
- Filed
- December 7, 2018
- Granted
- December 24, 2019
- Expires
- January 12, 2039
- Assignee
- DUMMEN GROUP BV
- Inventor
- WAIN PETER
Abstract
A new and distinct cultivar of Chrysanthemum plant named ‘Domchryblus’, characterized by its upright to outwardly spreading and uniformly mounded plant habit; moderately vigorous growth habit; freely branching habit; dense and full plant form; uniform and freely flowering habit; large decorative type inflorescences with light and darker purple-colored ray florets; response time about 49 days under controlled photoperiodic treatments; and good postproduction longevity.
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 Chrysanthemum plant named ‘Domchryblus’ as illustrated and described.
Read the full patent: US Plant Patent PP31269 in full — the complete specification, every figure, and the file history.