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The Patent Garden

US Plant Patent PP8188

Emperor

Plum tree called `Emperor`

PUBLIC DOMAIN

Patent expired September 12, 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
PP8188
Filed
September 12, 1991
Granted
March 30, 1993
Expires
September 12, 2011

Abstract

The `Emperor` is a large, blue, midseason plum with high quality and high productivity. To date, the selection has been tolerant of high summer temperatures in both the tree and the fruit. The plum has substantial potential for widespread domestic use, as well as for the export market.

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

We claim: 1. The new and distinct variety of plum tree herein described and illustrated and identified by the characteristics above enumerated.

Read the full patent: US Plant Patent PP8188 in full — the complete specification, every figure, and the file history.