US Plant Patent PP32844
Violet Teacups
Campanula plant named ‘Violet Teacups’
UNDER PATENT
Still under patent. Protection ends May 25, 2039.
Twenty years from the filing date would end on January 14, 2039. This patent earned 131 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP32844
- Filed
- January 14, 2019
- Granted
- February 23, 2021
- Expires
- May 25, 2039
- Assignee
- WALTERS GARDENS INC, HANSEN HANS A
- Inventor
- HANSEN HANS A
Abstract
The new and distinct bellflower plant, Campanula plant named ‘Violet Teacups’ with dense, compact, mounded habit; cordate to deltoid-medium-green foliage and numerous strong purple campanulate flowers over about a 14 week period beginning in late spring. The new plant is suitable for landscaping as, a specimen, en masse, or in containers.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
I claim: 1. The new and distinct cultivar of Campanula plant named ‘Violet Teacups’ as described and illustrated.
Read the full patent: US Plant Patent PP32844 in full — the complete specification, every figure, and the file history.