US Plant Patent PP12815
Beautiful Trust
Campanula takesimana plant named ‘Beautiful Trust’
PUBLIC DOMAIN
Patent expired February 25, 2021. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on February 16, 2021. This patent earned 9 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP12815
- Filed
- February 16, 2001
- Granted
- July 30, 2002
- Expires
- February 25, 2021
- Assignee
- BURPHE HERONSWOOD INC
- Inventor
- HINKLEY DANIEL J
Abstract
A new and distinct cultivated variety of Campanula takesimana plant characterized by a unique combination of stellate, white blooms, with ligulate petals, and rhomboidal to elliptical, glossy, green foliage.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
I claim: 1. A new and distinct cultivated variety of Campanula takesimana plant substantially as shown and described, characterized by a unique combination of stellate, white blooms, with ligulate
Read the full patent: US Plant Patent PP12815 in full — the complete specification, every figure, and the file history.