US Plant Patent PP15378
Rio
Cactaceae plant named ‘Rio’
PUBLIC DOMAIN
Patent expired December 31, 2022. This plant is in the public domain — anyone may propagate and sell it.
No term adjustment or disclaimer is recorded against this patent, so this is the full statutory term — twenty years from the filing date.

The record
- Patent number
- PP15378
- Filed
- December 31, 2002
- Granted
- November 30, 2004
- Expires
- December 31, 2022
- Assignee
- UNIV MASSACHUSETTS
- Inventor
- BOYLE THOMAS H
Abstract
A variety of the Cactaceae family produced by a controlled cross named 'Rio'. 'Rio' has a strong growth habit, a "red" colored bloom, a strong propensity to branch with minimal pruning, erect stems, and blooming flowers that last for two weeks on the plant.
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 hybrid plant of the Cactaceae family substantially as herein shown and described.
Read the full patent: US Plant Patent PP15378 in full — the complete specification, every figure, and the file history.