IP Library Granted Patent US 11,800,837
Granted Patent B2
US 11,800,837 · App. 16/917,136 · Granted Oct 31, 2023

American ryegrass APMT 005, a new turfgrass

Inventors: Kenneth Hignight (Jefferson, OR); Debra Hignight (Jefferson, OR)
Assignee: NexGen Turf Research, LLC
A01G20/00A01H5/12A01H6/46A01H6/463A01C14/00
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Quick Facts
Patent No.
US 11,800,837
App. No.
16/917,136
Granted
Oct 31, 2023
Kind
B2
Abstract

A new turfgrass APMT 005 (ATCC Accession No. PTA-126634). A method of over-seeding dormant warm season grasses, including over-seeding the warm season grass with Turf Type Festulolium (American Ryegrass) such that the American Ryegrass will provide a green cover during the winter months but will die out when the temperatures increase to the point which allow the warm-season grass to regrow. A method to maintain green coverage of turf year-round including planting a warm season grass, and over-seeding the warm season grass with American Ryegrass. The method where the American Ryegrass is APMT005.

Claims (3)

1. A seed of a hybrid grass plant variety designated APMT005, a sample of seed of said variety having been deposited under ATCC Accession Number PTA-126634.

2. A grass plant-produced by growing the seed of claim 1 .

3. A grass plant having all the physiological and morphological characteristics of the grass plant of claim 2 .

Assignments (3)
SECURITY INTEREST Recorded Nov 19, 2025
From: CENTRAL GARDEN & PET COMPANY; FOUR PAWS PRODUCTS, LTD.; IMS TRADING, LLC; K&H MANUFACTURING, LLC; NEXGEN PLANT SCIENCE CENTER, LLC; T.F.H. PUBLICATIONS, INC.; WELLMARK INTERNATIONAL
To: TRUIST BANK
Reel/Frame 073604/0698 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 22, 2023
From: HIGNIGHT, KENNETH; HIGNIGHT, DEBRA
To: NEXGEN TURF RESEARCH LLC
Reel/Frame 064997/0381 →
SECURITY INTEREST Recorded Dec 21, 2021
From: ARDEN COMPANIES, LLC; CENTRAL GARDEN & PET COMPANY; FARNAM COMPANIES, INC.; FOUR PAWS PRODUCTS, LTD.; IMS TRADING, LLC; K&H MANUFACTURING, LLC; NEXGEN PLANT SCIENCE CENTER, LLC; T.F.H. PUBLICATIONS, INC.; WELLMARK INTERNATIONAL
To: TRUIST BANK, AS ADMINISTRATIVE AGENT FOR THE SECURED PARTIES
Reel/Frame 058561/0940 →