Willow oak tree named ‘QPSTJ’
USPP19922P2 · kind P2 · plant
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Key dates
| Filing date | Dec 13, 2006 |
| Grant date | Apr 14, 2009 |
| Priority date | — |
| Expiry date | Dec 13, 2026 |
Classification
- Technology area (CPC —)General
Abstract
A Willow Oak tree named ‘QPSTJ’ having an upswept branching habit, dense canopy, dominant central leader, unique red fall color, and relatively fast growth rate, and also capable of being reproduced reliably using softwood cutting methods.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.