US Plant Patent PP12806
Teardrop
Austrian pine tree named ‘Teardrop’
PUBLIC DOMAIN
Patent expired August 28, 2020. 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
- PP12806
- Filed
- August 28, 2000
- Granted
- July 30, 2002
- Expires
- August 28, 2020
- Assignee
- SERENDIPITY NURSERY INC
- Inventor
- OLIVEIRA NE WILHELMSEN; SATHER DAVID
Abstract
A distinctly attractive pine tree in the Pinus nigra Family (common name known as Austrian Pine) with a dwarf, narrow, conic to columnar appearance, having dense branching, which forms a tall, slow growing, narrow specimen that can be planted at high density for effect and landscaping.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
What is claimed is: 1. A new and distinct variety of Pinus nirga of the ‘Teardrop’ variety, substantially as herein shown and described, characterized particularly by slow growth and by its strongly ascending whorled branches, forming acute angles with the trunk.
Read the full patent: US Plant Patent PP12806 in full — the complete specification, every figure, and the file history.