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Stephen Arthur Langrell
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Woodlands, CA
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Patents Grants
last 30 patents
Information
Patent Grant
Modular livestock alley construction and strategic cladding of live...
Patent number
12,075,749
Issue date
Sep 3, 2024
Northquip Inc.
Stephen Arthur Langrell
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Livestock chute with both parallel and V-squeeze capability, a pull...
Patent number
11,445,698
Issue date
Sep 20, 2022
Northquip Inc.
Philip Malcolm Firth
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Livestock force tub with supplemental wall section, auxiliary space...
Patent number
11,317,597
Issue date
May 3, 2022
Northquip Inc.
Stephen Arthur Langrell
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Livestock head gate
Patent number
D943767
Issue date
Feb 15, 2022
Northquip Inc.
Stephen Arthur Langrell
D25 - Building units and construction elements
Information
Patent Grant
Portable livestock handling apparatus with foldable force tub and e...
Patent number
11,129,355
Issue date
Sep 28, 2021
Northquip Inc.
Stephen Arthur Langrell
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Slam latch for a gate
Patent number
D881676
Issue date
Apr 21, 2020
Northquip Inc.
Stephen Arthur Langrell
D08 - Tools and hardware
Information
Patent Grant
Locking device for a livestock head gate
Patent number
9,936,673
Issue date
Apr 10, 2018
Northquip Inc.
Stephen Arthur Langrell
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Patents Applications
last 30 patents
Information
Patent Application
Modular Livestock Alley Construction and Strategic Cladding of Live...
Publication number
20240373814
Publication date
Nov 14, 2024
Northquip Inc.
Stephen Arthur Langrell
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Application
Livestock Headgate with Back-Out Prevention Capability for Wide-Nec...
Publication number
20240292809
Publication date
Sep 5, 2024
Northquip Inc.
Philip Malcolm Firth
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Application
Livestock Chute with Both Parallel and V-Squeeze Capability, A Pull...
Publication number
20230345904
Publication date
Nov 2, 2023
Northquip Inc.
Philip Malcolm Firth
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Application
Portable Livestock Corral with Dual and Single Alley Modes of Opera...
Publication number
20230337628
Publication date
Oct 26, 2023
Northquip Inc.
Stephen Arthur Langrell
B60 - VEHICLES IN GENERAL
Information
Patent Application
Modular Livestock Alley Construction and Strategic Cladding of Liv...
Publication number
20220312720
Publication date
Oct 6, 2022
Northquip Inc.
Stephen Arthur Langrell
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Application
Side-Gate Assembly for Needling Access in a Livestock Squeeze Chute
Publication number
20220287266
Publication date
Sep 15, 2022
Northquip Inc.
Philip Malcolm Firth
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Application
Reversible Sliding-Handle Drive Assembly for a Livestock Head Gate
Publication number
20220272939
Publication date
Sep 1, 2022
Northquip Inc.
Stephen Arthur Langrell
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Application
Adaptable Livestock Head Holder with Lower Scoop Extensions and Upp...
Publication number
20220248632
Publication date
Aug 11, 2022
Northquip Inc.
Stephen Arthur Langrell
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Application
Livestock Chute with Both Parallel and V-Squeeze Capability, A Pull...
Publication number
20220248633
Publication date
Aug 11, 2022
Northquip Inc.
Philip Malcolm Firth
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Application
Portable Livestock Handling Apparatus with Foldable Force Tub and E...
Publication number
20210219516
Publication date
Jul 22, 2021
Northquip Inc.
Stephen Arthur Langrell
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Application
Portable Livestock Handling Apparatus Employing Front-Only Lifting...
Publication number
20200062163
Publication date
Feb 27, 2020
Northquip Inc.
Stephen Arthur Langrell
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Application
Livestock Force Tub with Supplemental Wall Section, Auxiliary Space...
Publication number
20200045927
Publication date
Feb 13, 2020
Northquip Inc.
Stephen Arthur Langrell
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information
Patent Application
Locking Device for a Livestock Head Gate
Publication number
20180055005
Publication date
Mar 1, 2018
Northquip Inc.
Stephen Arthur Langrell
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING