US Plant Patent PP5883
Alena
African violet named Alena
PUBLIC DOMAIN
Patent expired April 22, 2005. 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
- PP5883
- Filed
- April 22, 1985
- Granted
- February 17, 1987
- Expires
- April 22, 2005
- Inventor
- YOSHIDA EIICHI
Abstract
A new variety of African violet plant for potted plant culture particularly distinguished by its year around blooming capability, its profuse production of red-purple flowers, prolonged blooming period, resistance to disease, retention of flowers past maturity on their respective stems, and uniformity throughout the life cycle.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
I claim: 1. An African violet plant having uniform, red-purple blooms over a long period.
Read the full patent: US Plant Patent PP5883 in full — the complete specification, every figure, and the file history.