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Jamshedpur, IN
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Patents Grants
last 30 patents
Information
Patent Grant
System for a sheet metalworking and a process thereof
Patent number
12,138,676
Issue date
Nov 12, 2024
INDIAN INSTITUTE OF TECHNOLOGY HYDERABAD (IITH)
Nallagundla Venkata Reddy
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Patent Grant
Compounds, compositions and methods for utilization of non-coking coal
Patent number
12,122,907
Issue date
Oct 22, 2024
Tata Steel Limited
Debjani Nag
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Method of detecting crack propagation in wall of a metallurgical fu...
Patent number
11,994,495
Issue date
May 28, 2024
Tata Steel Limited
Sanjay Chandra
G01 - MEASURING TESTING
Information
Patent Grant
Method of preparation of reduced graphene oxide(rGO)
Patent number
11,897,772
Issue date
Feb 13, 2024
Tata Steel Limited
Anand Sen
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Lance unblocking method and apparatus
Patent number
11,835,296
Issue date
Dec 5, 2023
Tata Steel Limited
Mark Hayton
B08 - CLEANING
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Patent Grant
Method for improving yield strength of a workpiece, an apparatus an...
Patent number
11,821,052
Issue date
Nov 21, 2023
Tata Steel Limited
Suman Guha
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method for improving fatigue strength of a workpiece and the workpi...
Patent number
11,420,246
Issue date
Aug 23, 2022
Tata Steel Limited
Suman Guha
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Smelting process and apparatus
Patent number
11,371,105
Issue date
Jun 28, 2022
Tata Steel Limited
Jacques Pilote
C21 - METALLURGY OF IRON
Information
Patent Grant
Bainitic steel of high strength and high elongation and method to m...
Patent number
11,345,983
Issue date
May 31, 2022
Tata Steel Limited
Das Sourav
C21 - METALLURGY OF IRON
Information
Patent Grant
Hot rolled steel product with ultra-high strength minimum 1100MPA a...
Patent number
11,293,073
Issue date
Apr 5, 2022
Tata Steel Limited
Rajib Saha
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for producing metallurgical coke from non-coking coal
Patent number
11,242,490
Issue date
Feb 8, 2022
The University of Nottingham
Bidyut Das
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Multi-track laser surface hardening of low carbon cold rolled close...
Patent number
11,186,887
Issue date
Nov 30, 2021
Tata Steel Limited
Syed Badirujjaman
C21 - METALLURGY OF IRON
Information
Patent Grant
Lance unblocking method and apparatus
Patent number
11,162,733
Issue date
Nov 2, 2021
Tata Steel Limited
Mark Hayton
F27 - FURNACES KILNS OVENS RETORTS
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Patent Grant
Method for heat treating an iron-carbon alloy
Patent number
11,021,767
Issue date
Jun 1, 2021
Tata Steel Limited
Saha Rajib
C21 - METALLURGY OF IRON
Information
Patent Grant
Slag notch
Patent number
10,900,715
Issue date
Jan 26, 2021
Tata Steel Limited
Jacques Pilote
C21 - METALLURGY OF IRON
Information
Patent Grant
Hot rolled high strength steel (HRHSS) product with tensile strengt...
Patent number
10,876,184
Issue date
Dec 29, 2020
Tata Steel Limited
Appa Rao Chintha
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Process for producing graphene, a graphene and a substrate thereof
Patent number
10,807,871
Issue date
Oct 20, 2020
Tata Steel Limited
Shyam Kumar Choudhary
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Method of sealing and repairing a refractory tap hole
Patent number
10,781,497
Issue date
Sep 22, 2020
Tata Steel Limited
Jacques Pilote
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Solids injection lance
Patent number
10,619,927
Issue date
Apr 14, 2020
Tata Steel Limited
Jacques Pilote
C21 - METALLURGY OF IRON
Information
Patent Grant
Smelting process and apparatus
Patent number
10,584,393
Issue date
Mar 10, 2020
Tata Steel Limited
Rodney James Dry
C21 - METALLURGY OF IRON
Information
Patent Grant
Smelting process and apparatus
Patent number
10,451,348
Issue date
Oct 22, 2019
Tata Steel Limited
Mark Preston Davis
C21 - METALLURGY OF IRON
Information
Patent Grant
Direct smelting process
Patent number
10,280,489
Issue date
May 7, 2019
Tata Steel Limited
Rodney James Dry
C21 - METALLURGY OF IRON
Information
Patent Grant
Direct smelting process and apparatus
Patent number
10,151,014
Issue date
Dec 11, 2018
Tata Steel Limited
Jacques Pilote
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Direct smelting process
Patent number
10,023,945
Issue date
Jul 17, 2018
Tata Steel Limited
Rodney James Dry
C21 - METALLURGY OF IRON
Information
Patent Grant
Solids injection lance
Patent number
10,018,419
Issue date
Jul 10, 2018
Tata Steel Limited
Jacques Pilote
C21 - METALLURGY OF IRON
Information
Patent Grant
Direct smelting process
Patent number
10,000,821
Issue date
Jun 19, 2018
Tata Steel Limited
Rodney James Dry
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of recovery of organic solvents required in refining of coal
Patent number
9,815,026
Issue date
Nov 14, 2017
Tata Steel Limited
Pinakpani Biswas
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Process for synthesizing reduced graphene oxide on a substrate from...
Patent number
9,617,159
Issue date
Apr 11, 2017
Council of Scientific and Industrial Research
Kumar Choudhary Shyam
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Cyclone for dense medium separation
Patent number
9,579,666
Issue date
Feb 28, 2017
Tata Steel Limited
Narasimha Mangadoddy
B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information
Patent Grant
Method for producing hydrogen and/or other gases from steel plant w...
Patent number
9,567,215
Issue date
Feb 14, 2017
Tata Steel Limited
Tridibesh Mukherjee
C21 - METALLURGY OF IRON
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Patents Applications
last 30 patents
Information
Patent Application
A REINFORCEMENT MEMBER FOR A VEHICLE
Publication number
20240109400
Publication date
Apr 4, 2024
TATA STEEL LIMITED
Shashank CHOUDHARY
B60 - VEHICLES IN GENERAL
Information
Patent Application
A METHOD FOR PRODUCING METALLURGICAL COKE AND THE METALLURIGICAL CO...
Publication number
20230392078
Publication date
Dec 7, 2023
TATA STEEL LIMITED
Bidyut DAS
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
A METHOD FOR PRODUCING SPHEROIDIZED OR NON-LAMELLAR MICROSTRUCTURE...
Publication number
20230357905
Publication date
Nov 9, 2023
TATA STEEL LIMITED
Appa Rao Chintha
C21 - METALLURGY OF IRON
Information
Patent Application
A SYSTEM FOR A SHEET METALWORKING AND A PROCESS THEREOF
Publication number
20230067089
Publication date
Mar 2, 2023
INDIAN INSTITUTE OF TECHNOLOGY HYDERABAD (IITH)
Nallagundla VENKATA REDDY
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
COMPOUNDS, COMPOSITIONS AND METHODS FOR UTILIZATION OF NON-COKING COAL
Publication number
20220186020
Publication date
Jun 16, 2022
TATA STEEL LIMITED
Debjani Nag
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
Lance Unblocking Method and Apparatus
Publication number
20220042743
Publication date
Feb 10, 2022
TATA STEEL LIMITED
Mark Hayton
C21 - METALLURGY OF IRON
Information
Patent Application
A METHOD FOR IMPROVING YIELD STRENGTH OF A WORKPIECE, AN APPARATUS...
Publication number
20210355556
Publication date
Nov 18, 2021
TATA STEEL LIMITED
Suman GUHA
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
METHOD OF PREPARATION OF REDUCED GRAPHENE OXIDE(rGO)
Publication number
20210238042
Publication date
Aug 5, 2021
TATA STEEL LIMITED
Anand SEN
C01 - INORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR PRODUCING GRAPHENE BASED TRANSPARENT CONDUCTIVE ELECTRO...
Publication number
20210139333
Publication date
May 13, 2021
TATA STEEL LIMITED
Shyam Kumar Choudhary
C01 - INORGANIC CHEMISTRY
Information
Patent Application
STEEL COMPOSITION IN ACCORDANCE WITH API 5L PSL-2 SPECIFICATION FOR...
Publication number
20210054473
Publication date
Feb 25, 2021
TATA STEEL LIMITED
Prashant PATHAK
C21 - METALLURGY OF IRON
Information
Patent Application
A METHOD FOR PRODUCING METALLURGICAL COKE FROM NON-COKING COAL
Publication number
20210040393
Publication date
Feb 11, 2021
TATA STEEL LIMITED
Bidyut Das
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
METHOD OF DETECTING CRACK PROPAGATION IN WALL OF A METALLURGICAL FU...
Publication number
20210018469
Publication date
Jan 21, 2021
TATA STEEL LIMITED
Sanjay Chandra
G01 - MEASURING TESTING
Information
Patent Application
Method for Improving Fatigue Strength of a Workpiece and the Workpi...
Publication number
20200206795
Publication date
Jul 2, 2020
TATA STEEL LIMITED
Suman GUHA
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Hot Rolled Precipitation Strengthened and Grain Refined High Streng...
Publication number
20200123630
Publication date
Apr 23, 2020
TATA STEEL LIMITED
Appa Rao Chintha
C21 - METALLURGY OF IRON
Information
Patent Application
HOT ROLLED STEEL PRODUCT WITH ULTRA-HIGH STRENGTH MINIMUM 1100MPA A...
Publication number
20200010921
Publication date
Jan 9, 2020
TATA STEEL LIMITED
Rajib SAHA
C21 - METALLURGY OF IRON
Information
Patent Application
A PROCESS FOR PRODUCING GRAPHENE, A GRAPHENE AND A SUBSTRATE THEREOF
Publication number
20190352184
Publication date
Nov 21, 2019
TATA STEEL LIMITED
Shyam Kumar Choudhary
B82 - NANO-TECHNOLOGY
Information
Patent Application
A METHOD FOR HEAT TREATING AN IRON-CARBON ALLOY
Publication number
20190062855
Publication date
Feb 28, 2019
TATA STEEL LIMITED
Saha RAJIB
C21 - METALLURGY OF IRON
Information
Patent Application
DIELECTRIC COATING FORMULATION FOR METAL INTEGRATED SOLAR PANEL
Publication number
20180358495
Publication date
Dec 13, 2018
TATA POWER SOLAR SYSTEMS LIMITED
Arul SHANMUGASUNDRAM
B32 - LAYERED PRODUCTS
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Patent Application
Hot Rolled High Strength Steel (HRHSS) Product with Tensile Strengt...
Publication number
20180187283
Publication date
Jul 5, 2018
TATA STEEL LIMITED
Appa Rao Chintha
C21 - METALLURGY OF IRON
Information
Patent Application
Multi-Track Laser Surface Hardening of Low Carbon Cold Rolled Close...
Publication number
20160312328
Publication date
Oct 27, 2016
TATA STEEL LIMITED
Syed Badirujjaman
C21 - METALLURGY OF IRON
Information
Patent Application
Chromium-Free Water Based Coating for Treating a Galvannealed or Ga...
Publication number
20160244637
Publication date
Aug 25, 2016
TATA STEEL LIMITED
Akshay Kumar Guin
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Process for Synthesizing Reduced Graphene Oxide on a Substrate from...
Publication number
20160185604
Publication date
Jun 30, 2016
TATA STEEL LIMITED
Kumar Choudhary Shyam
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Application
Method for Producing Hydrogen and/or Other Gases from Steel Plant W...
Publication number
20160023896
Publication date
Jan 28, 2016
TATA STEEL LIMITED
Tridibesh Mukherjee
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
Process for Production of Low Ash Clean Coal from High Ash Coal wit...
Publication number
20150007494
Publication date
Jan 8, 2015
TATA STEEL LIMITED
Vimal Kumar Chandaliya
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
Process Flow Sheet for Pre-Treatment of High Ash Coal to Produce Cl...
Publication number
20140366432
Publication date
Dec 18, 2014
TATA STEEL LIMITED
Kumar Chandaliya Vimal
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
System and a Process to Produce Low Ash Clean Coal from High Ash Coal
Publication number
20140245659
Publication date
Sep 4, 2014
TATA STEEL LIMITED
Vimal KR. Chandaliya
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
Method and Apparatus for Achieving Higher Cooling Rates of a Gas Du...
Publication number
20140145381
Publication date
May 29, 2014
TATA STEEL LIMITED
Jayabrata Bhadurt
C21 - METALLURGY OF IRON
Information
Patent Application
Bainitic Steel of High Strength and High Elongation and Method to M...
Publication number
20140102600
Publication date
Apr 17, 2014
TATA STEEL LIMITED
Das Sourav
C21 - METALLURGY OF IRON
Information
Patent Application
Float-Sink Method and Apparatus to Determine Beneficiation Prospect...
Publication number
20120305453
Publication date
Dec 6, 2012
TATA STEEL LIMITED
Kumar Mukherjee Ashim
B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information
Patent Application
Set-Up For Production Of Hydrogen Gas By Thermo-Chemical Decomposit...
Publication number
20120171080
Publication date
Jul 5, 2012
TATA STEEL LIMITED
Debashish Bhattacharjee
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Trademark
last 30 trademarks
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Trademark
79312956 - HISARNA
Serial number
79312956
Registration number
6848789
Filing date
Apr 26, 2021
TATA STEEL LIMITED
6 - Common metals and their alloys
Information
Trademark
87934657 - HI COOLER
Serial number
87934657
Registration number
6714971
Filing date
May 24, 2018
TATA STEEL LIMITED
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes