US Plant Patent PP22278
Spring Fire
Nectarine tree named ‘Spring Fire’
UNDER PATENT
Still under patent. Protection ends June 21, 2030.
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
- PP22278
- Filed
- June 21, 2010
- Granted
- November 29, 2011
- Expires
- June 21, 2030
- Inventor
- ZAIGER GARY NEIL; GARDNER LEITH MARIE; ZAIGER GRANT GENE
Abstract
A new and distinct variety of nectarine tree. The following features of the tree and its fruit are characterized with the tree budded on ‘Nemaguard’ Rootstock (non-patented), grown on Handford sandy loam soil with Storie Index rating 95, in USDA Hardiness Zone 9, near Modesto, Calif., with standard commercial fruit growing practices, such as pruning, thinning, spraying, irrigation and fertilization. Its novelty consist of the following combination of desirable features: 1. Vigorous, upright tree growth. 2. Having a low winter chilling requirement of approximately 300 hours at or below 45° F. 3. Fruit ripening in the early maturity season. 4. Fruit with a high degree of attractive red skin color. 5. Heavy and regular production of large size fruit. 6. Firm, yellow flesh with very good flavor and eating quality.
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 nectarine tree, substantially as illustrated and described.
Read the full patent: US Plant Patent PP22278 in full — the complete specification, every figure, and the file history.