US Plant Patent PP20035
SOGO F1661
Doritaenopsis plant named ‘SOGO F1661’
UNDER PATENT
Still under patent. Protection ends May 14, 2028.
Twenty years from the filing date would end on April 24, 2028. This patent earned 20 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP20035
- Filed
- April 24, 2008
- Granted
- May 26, 2009
- Expires
- May 14, 2028
- Assignee
- FENG CHIANG-KUEI
- Inventor
- FENG CHIANG-KUEI
Abstract
A new and distinct cultivar of Doritaenopsis plant named ‘SOGO F1661’, comprises its flowers of cerise red overlaid toward pink base and the red labellum, freely flowering habit, upright, freely branching and sturdy flowering stems, and the excellent postproduction longevity.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct cultivar of Doritaenopsis orchid plant named ‘SOGO F1661’ as illustrated and described.
Read the full patent: US Plant Patent PP20035 in full — the complete specification, every figure, and the file history.