US Plant Patent PP13870
Marie Bregeon
Pinus nigra plant named ‘Marie Bregeon’
PUBLIC DOMAIN
Patent expired July 19, 2021. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on July 17, 2021. This patent earned 2 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP13870
- Filed
- July 17, 2001
- Granted
- June 10, 2003
- Expires
- July 19, 2021
- Inventor
- BREGEON HENRI
Abstract
A distinct Pinus plant named ‘Marie Bregeon’ characterized by natural round plant shape without trimming; light green foliage; spiraling needles; annual growth rate between 5 and 9 cm; cylindrical and gray buds in winter without resin and with a pointy tip; cylindrical and light brown buds in spring without resin; and light gray stipule around the needles, visible in the winter.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
I claim: 1. A new and distinct Pinus plant named ‘Marie Bregeon’, substantially as illustrated and described herein.
Read the full patent: US Plant Patent PP13870 in full — the complete specification, every figure, and the file history.