US Plant Patent PP4550
Manitoba
African violet plant
PUBLIC DOMAIN
Patent expired February 27, 1999. 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
- PP4550
- Filed
- February 27, 1979
- Granted
- June 17, 1980
- Expires
- February 27, 1999
- Inventor
- HOLTKAMP REINHOLD
Abstract
An African violet known by the varietal name Manitoba and characterized by its light blue, violet-shaped single flowers, having violet blue centers; dark green shiny leaves; vigorous growth habit; with 7 to 9 flower stems producing 7 or more single flowers when the plant is in full bloom, and by its early and continuous blooming.
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, as shown and described, known by the varietal name Manitoba and characterized by the combined characteristics of light blue, violet-shaped single flowers, having violet blue centers; dark green shiny leaves; vigorous growth habit; with 7 to 9 flower stems producing 7 or more single flowers when the plant is in full bloom, and by its early and continuous blooming.
Read the full patent: US Plant Patent PP4550 in full — the complete specification, every figure, and the file history.