US Plant Patent PP24973
Felix
Corylus plant named ‘Felix’
UNDER PATENT
Still under patent. Protection ends February 27, 2033.
Twenty years from the filing date would end on December 24, 2032. This patent earned 65 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP24973
- Filed
- December 24, 2012
- Granted
- October 21, 2014
- Expires
- February 27, 2033
- Assignee
- OREGON STATE
- Inventor
- MEHLENBACHER SHAWN A; SMITH DAVID C; MCCLUSKEY REBECCA L
Abstract
A new and distinct cultivar of Corylus plant named ‘Felix’ characterized by an upright plant habit and high vigor, green developing and fully expanded leaves during the spring and summer, resistance to eastern filbert blight caused by the fungus Anisogramma anomala (Peck) E. Wüller, presence of random amplified polymorphic DNA markers 152-800 and AA12-850, expression of incompatibility alleles S 15 and S 21 in the styles, and DNA fingerprints at 14 of 24 microsatellite marker loci differ from both parents OSU 384.095 and ‘Delta’, and from one parent at an additional 6 marker loci.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
We claim: 1. A new and distinct cultivar of Corylus plant named ‘Felix’, as illustrated and described.
Read the full patent: US Plant Patent PP24973 in full — the complete specification, every figure, and the file history.