US Plant Patent PP4551
North Dakota
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
- PP4551
- Filed
- February 27, 1979
- Granted
- June 17, 1980
- Expires
- February 27, 1999
- Inventor
- HOLTKAMP REINHOLD
Abstract
An African violet known by the cultivar name North Dakota having up to ten flower stems, each carrying up to 10 or more single flowers generally white in color with blue-violet edges and centers, and vigorous growth habit, with the plant being in full flower after 9-10 weeks from 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, as shown and described, known by the cultivar name North Dakota and characterized by the combined features of up to ten flower stems, each carrying up to 10 or more single flowers generally white in color with blue-violet edgs and centers, and vigorous growth habit, with the plant being in full flower after 9-10 weeks from potting.
Read the full patent: US Plant Patent PP4551 in full — the complete specification, every figure, and the file history.