Skip to content
The Patent Garden

US Plant Patent PP5016

Pink Delaware

African violet plant

PUBLIC DOMAIN

Patent expired September 24, 2001. 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
PP5016
Filed
September 24, 1981
Granted
March 29, 1983
Expires
September 24, 2001
Inventor
HOLTKAMP REINHOLD

Abstract

A new African violet cultivar named Pink Delaware which is a sport of Delaware, disclosed in U.S. Plant Pat. No. 4,213. Pink Delaware is characterized by its pink flower color and relatively large flower size, its upright and strong flower stems which rigidly support the large flowers to provide a relatively tight and profuse corolla; compact growth habit; and by its continuous and uniform flowering, with flowers appearing approximately 6-8 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 plant known by the cultivar name Pink Delaware and particularly characterized by the combined features of pink flower color, very upright and strong flower stems which rigidly support relatively large flowers in a tight and profuse corolla; continuous flowering, compact growth habit, very uniform flowering and vigorous growth, with flowers appearing 6-7 weeks after potting, and a full flowering plant after 8-9 weeks.

Read the full patent: US Plant Patent PP5016 in full — the complete specification, every figure, and the file history.