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The Patent Garden

US Plant Patent PP15702

Ilex hybrid variety named Xia Yen

PUBLIC DOMAIN

Patent expired December 22, 2019. 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.

Figure 3 of US plant patent PP15702, the photograph of Ilex hybrid variety named Xia Yen printed in the patent.
Figure 3 from US Plant Patent PP15702, reproduced as printed. Photographs in a plant patent are taken by the applicant. Reproduction of the patent document is permitted; the image is shown whole and uncropped for that reason.

The record

Patent number
PP15702
Filed
December 22, 1999
Granted
March 29, 2005
Expires
December 22, 2019
Inventor
POUNDERS JR CECIL T

No cultivar name of record

This patent does not name the plant, which is unusual for its date — by the mid-1990s nearly every plant patent carried a cultivar name. The grant identifies this one by its number and by a written description instead.

Nothing here is missing from our records: the patent itself states no name. Where one exists we show it, and we do not invent one.

Abstract

Xia Yen is a distinctive new evergreen holly distinguished from all other forms of Ilex known to me in that it combines a unique combination of desirable landscape and production traits from Ilex opaca and Ilex cassine. Plants have distinctive lustrous leaves, produce an erect narrow symmetrical crown without extensive shearing, and have the environmental tolerances of the Ilex opaca parent. Xia Yen is being marketed bearing the Dixie Star Holly trademark.

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

1. A new and distinct variety of Ilex×attenuata plant named ‘Xia Yen’, as illustrated and described particularly as to the unique combination of: (a) annual abundant crops of fruit maturing to vibrant red in early fall then persisting until spring, (b) evergreen, fine textured leaves which retain lustrous green coloration even when plant is heavily berried, (c) produces an erect narrow symmetrical pyramidal crown without extensive shearing, (d) environmental tolerance equivalent to I. opaca .

Read the full patent: US Plant Patent PP15702 in full — the complete specification, every figure, and the file history.