US Plant Patent PP6991
Del Rey Sun
Plum tree, "Del Rey Sun"
PUBLIC DOMAIN
Patent expired August 22, 2008. 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
- PP6991
- Filed
- August 22, 1988
- Granted
- August 22, 1989
- Expires
- August 22, 2008
Abstract
A new and distinct variety of plum tree which is characterized by a date of maturity for harvesting and shipment of approximately June 15 through June 20 under the ecological conditions prevailing at Del Rey, Calif., the subject variety further distinguished as to novelty by producing a black plum which has a tough skin, a firm yellow colored flesh and exceptional storage and shipping characteristics.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
Having thus described my new variety of plum tree, what is new and desired to be secured by Letters Patent is: 1. A new and distinct variety of plum tree substantially as illustrated and described and which is characterized principally as to novelty by bearing fruit which are uniformly shaped and have an attractive black skin color and which further ripen for harvesting and shipment approximately June 15 through June 20 in the San Joaquin Valley of Central Calif., the subject variety maturing in that period of the season approximately midway between the Black Beaut Plum (U.S. Plant Pat. No. 3,617) and the earliest harvesting date of the Santa Rosa Plum Tree (unpatented) at Del Rey, Calif., and which further has a tough skin and a firm yellow flesh, the fruit of the new variety of plum tree having an excellent flavor and exceptional handling and shipping characteristics.
Read the full patent: US Plant Patent PP6991 in full — the complete specification, every figure, and the file history.