US Plant Patent PP23327
G.890
Apple tree rootstock named ‘G.890’
UNDER PATENT
Still under patent. Protection ends March 12, 2031.
Twenty years from the filing date would end on February 9, 2031. This patent earned 31 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP23327
- Filed
- February 9, 2011
- Granted
- January 15, 2013
- Expires
- March 12, 2031
- Assignee
- US AGRICULTURE, UNIV CORNELL, ALDWINCKLE HERBERT SANDERS, CUMMINS JAMES, FAZIO GENNARO, ROBINSON TERENCE LEE
- Inventor
- CUMMINS JAMES; ALDWINCKLE HERBERT SANDERS; ROBINSON TERENCE LEE; FAZIO GENNARO
Abstract
The present invention relates to a new and distinct variety of apple tree rootstock named ‘G.890.’ The ‘G.890’ apple tree rootstock is a dwarfing rootstock that is resistant to fire blight ( Erwinia amylovora ) and crown rot ( Phytophthora cactorum ). The ‘G.890’ rootstock is useful in that it can be propagated clonally and used as a rootstock or root system for apple trees as well as for interstems of apple trees.
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 apple rootstock named ‘G.890’ herein described and illustrated.
Read the full patent: US Plant Patent PP23327 in full — the complete specification, every figure, and the file history.