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Osceola, AR, US
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Patents Grants
last 30 patents
Information
Patent Grant
Ultra-high strength hot-rolled steel with toughness and method of m...
Patent number
12,104,232
Issue date
Oct 1, 2024
Big River Steel, LLC
Amar K De
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Ultra-high strength hot-rolled steel with toughness and method of m...
Patent number
11,802,327
Issue date
Oct 31, 2023
Big River Steel, LLC
Amar K De
B22 - CASTING POWDER METALLURGY
Patents Applications
last 30 patents
Information
Patent Application
NANO-PRECIPITATION STRENGTHENED COLD-ROLLED BATCH ANNEALED HIGH STR...
Publication number
20240026480
Publication date
Jan 25, 2024
Big River Steel LLC
Amar Kumar De
C21 - METALLURGY OF IRON
Information
Patent Application
Ultra-High Strength Hot-Rolled Steel with Toughness and Method of M...
Publication number
20230295785
Publication date
Sep 21, 2023
Big River Steel, LLC
Amar K. De
B22 - CASTING POWDER METALLURGY
Trademark
last 30 trademarks
Information
Trademark
98209154 - BR1
Serial number
98209154
Filing date
Oct 4, 2023
Big River Steel LLC
6 - Common metals and their alloys
Information
Trademark
98209211 - BIG RIVER STEEL BR//1 A U. S. STEEL FACILITY
Serial number
98209211
Filing date
Oct 4, 2023
Big River Steel LLC
6 - Common metals and their alloys
Information
Trademark
98209230 - BIG RIVER STEEL BR//2 A U. S. STEEL FACILITY
Serial number
98209230
Filing date
Oct 4, 2023
Big River Steel LLC
6 - Common metals and their alloys
Information
Trademark
98209171 - BR2
Serial number
98209171
Filing date
Oct 4, 2023
Big River Steel LLC
6 - Common metals and their alloys
Information
Trademark
97924773 - BRS
Serial number
97924773
Registration number
7399469
Filing date
May 8, 2023
Big River Steel LLC
6 - Common metals and their alloys
Information
Trademark
97255457 - INDUX
Serial number
97255457
Filing date
Feb 7, 2022
Big River Steel LLC
6 - Common metals and their alloys
Information
Trademark
97245946 - BIG RIVER STEEL WORKS
Serial number
97245946
Registration number
7508345
Filing date
Jan 31, 2022
Big River Steel LLC
40 - Treatment of materials
Information
Trademark
90903841 - GO BIG!
Serial number
90903841
Registration number
6846081
Filing date
Aug 26, 2021
Big River Steel LLC
6 - Common metals and their alloys
Information
Trademark
90887512 - BEING RESPONSIBLE STEWARDS
Serial number
90887512
Registration number
6844415
Filing date
Aug 17, 2021
Big River Steel LLC
35 - Advertising
Information
Trademark
90887474 - BRS BIG RIVER STEEL A U.S. STEEL COMPANY
Serial number
90887474
Registration number
6875790
Filing date
Aug 17, 2021
Big River Steel LLC
40 - Treatment of materials
Information
Trademark
90887436 - BRS BIG RIVER STEEL A U.S. STEEL COMPANY
Serial number
90887436
Filing date
Aug 17, 2021
Big River Steel LLC
6 - Common metals and their alloys
Information
Trademark
86569183 - FLEX MILL
Serial number
86569183
Registration number
5519875
Filing date
Mar 19, 2015
Big River Steel LLC
40 - Treatment of materials
Information
Trademark
86569195 - BIG RIVER STEEL
Serial number
86569195
Registration number
5228589
Filing date
Mar 19, 2015
Big River Steel LLC
6 - Common metals and their alloys
Information
Trademark
86569208 - BRS
Serial number
86569208
Registration number
5228590
Filing date
Mar 19, 2015
Big River Steel LLC
6 - Common metals and their alloys