US Plant Patent PP17095
TR 6-10
St. Augustinegrass named ‘TR 6-10’
PUBLIC DOMAIN
Patent expired August 23, 2024. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on August 19, 2024. This patent earned 4 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP17095
- Filed
- August 19, 2004
- Granted
- September 12, 2006
- Expires
- August 23, 2024
- Assignee
- RIORDAN TERRANCE P
- Inventor
- RIORDAN TERRANCE P
Abstract
St. Augustinegrass ‘TR 6-10’ is a perennial St. Augustinegrass cultivar with dwarf turfgrass characteristics. ‘TR 6-10’ is a bright, dark green color and yet exhibits a dwarf, low growing habit. It is more wear tolerant than other St. Augustinegrasses and it is the most shade tolerant cultivar of a species that is highly regarded for this characteristic.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct perennial St. Augustinegrass cultivar, substantially as herein shown and described, distinguished by its dark green color, improved turfgrass quality, shade tolerance, pest tolerance, dwarf characteristics including short narrow leaf structure, and short average internode length, and vegetative propagation which permits maintenance of a stable genotype.
Read the full patent: US Plant Patent PP17095 in full — the complete specification, every figure, and the file history.