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The Patent Garden

US Plant Patent PP8333

Illini Hardy

Blackberry plant named Illini Hardy

PUBLIC DOMAIN

Patent expired June 6, 2011. 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
PP8333
Filed
June 6, 1991
Granted
August 3, 1993
Expires
June 6, 2011

Abstract

A new and distinct variety of blackberry plant which exhibits erect thorny growth, is vigorous and hardy in cold climates. The plant produces fruits which are shiny black, medium sized, slightly acidic and flavorful.

Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.

Having thus described and illustrated a new variety of blackberry plant what is claimed as new and desired to be secured by Letters Patent is set forth in the following claim: 1. A new and distinct cultivar of blackberry, substantially as described and illustrated, which is winter hardy throughout zones 5 to 8 of the United States and is characterized by erect prickly canes which produce shiny black ellipsoid berries.

Read the full patent: US Plant Patent PP8333 in full — the complete specification, every figure, and the file history.