US Plant Patent PP4416
Michigan
African violet plant
PUBLIC DOMAIN
Patent expired February 22, 1998. 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
- PP4416
- Filed
- February 22, 1978
- Granted
- May 15, 1979
- Expires
- February 22, 1998
- Inventor
- HOLTKAMP REINHOLD
Abstract
An african violet referred to by the cultivar name Michigan having dark green foliage and generally pink flowers which are non-dropping and have excellent color retention. The flowers are carried on short peduncles on straight and upright stems. The plant has a vigorous, compact and fast growing habit, with the first flash of flowers appearing 8-10 weeks after potting.
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 cultivar of african violet referred to by the cultivar name Michigan and characterized by the combined features of generally pink flowers which are non-dropping and have excellent color retention, the flowers being carried on short peduncles on straight and upright stems; vigorous, compact and fast growing habit, with the first flash of flowers appearing 8-10 weeks after potting, and by its dark green foliage.
Read the full patent: US Plant Patent PP4416 in full — the complete specification, every figure, and the file history.