US Plant Patent PP5307
EA-220
Plum tree (35-EA-220)
PUBLIC DOMAIN
Patent expired March 7, 2003. 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
- PP5307
- Filed
- March 7, 1983
- Granted
- October 30, 1984
- Expires
- March 7, 2003
- Inventor
- ZAIGER CHRIS F; ZAIGER GARY N; GARDNER LEITH M; ZAIGER GRANT G
Abstract
A new and distinct variety of plum tree which is of large size, vigorous, and semi-dense; foliated with medium size, mostly elliptical, some oblanceolate, leaves having a serrate margin, and globose glands; flowers from plump, free buds of medium size and length; the flowers being white; and is a regular and productive bearer of late maturing, large size, semi-freestone, globose fruit slightly flattened at the stem end, the fruit having bluish-red skin and firm, yellow flesh.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
We claim: 1. A new and distinct variety of plum tree, substantially as illustrated and described, characterized by late ripening, large size, semi-freestone, globose fruit slightly flattened at the stem end, the fruit having bluish-red skin and firm, yellow flesh; and further characterized by fruit which holds well in cold storage, is of good eating quality and very good keeping and long distance shipping quality, and--in comparison to the Roysum--ripens approximately ten days earlier and with fewer and smaller skin cracks along the suture near the stem cavity.
Read the full patent: US Plant Patent PP5307 in full — the complete specification, every figure, and the file history.