Patents
US patents through Dec 31, 2025 · PatentsView, from the USPTO’s Open Data Portal · read Oct 27, 2026
106 patents granted to the 5 names below, as the owner printed on each patent when it was granted. A later sale, a lapse or an expiry is not read, so this is what was granted to Vale S.A.’s names, not what it holds today.
Patents granted
106
106 utility, 1976 to Dec 31, 2025
Granted in 2025
3
Against 2 in 2024 and 3 in 2023
Applications published
107
6 of them in 2025
Names they are printed under
5
its own name, a former name, a subsidiary
By yearGrantedApplications published
'11'12'13'14'15'16'17'18'19'20'21'22'23'24'25
Each pair is one calendar year. Applications are published about eighteen months after filing, so the newest years read low.
What they are aboutgrants since 2021
Transport3
Materials, metallurgy3
Handling2
Chemical engineering2
Measurement1
Other special machines1
Environmental technology1
Civil engineering1
The main technology area of each patent, in the World Intellectual Property Organization’s 35 fields.
Under which name5 counted
VALE S.A. its own name
BR, as the owner printed on each patent
37 publishedVALE S.A. its own name
named as the applicant on its applications, in BR
66 publishedCompanhia Vale do Rio Doce a former name
BR, as the owner printed on each patent
4 publishedStartec Iron LLC a subsidiary
US, as the owner printed on each patent
0 publishedVale Canada Limited a subsidiary
CA, as the owner printed on each patent
0 publishedNames not counted (1)
Larco Ltd
Most of its patents print US; this name counts in KY. 0 granted and 1 published under it are not counted.
Newest grantseach row opens the USPTO’s own copy
| Granted | Patent | Title | Field | Owner as printed |
|---|
| Apr 29, 2025 | 12,286,357 | Process of obtaining powdered sodium silicate from sand tailings originated from the iron ore concentration process | Materials, metallurgy | VALE S.A. |
| Mar 11, 2025 | 12,247,447 | Decoupling wrench for unlocking drill bits, system for replacing drill bits, and method for replacing drill bits | Civil engineering | VALE S.A. |
| Jan 21, 2025 | 12,203,150 | Process for the production of iron ore fines agglomerate and the agglomerated product | Materials, metallurgy | VALE S.A. |
| Dec 10, 2024 | 12,162,025 | Process of disposal in piles of tailings stemming from the iron ore processing method | Environmental technology | VALE S.A. |
| Mar 12, 2024 | 11,926,481 | Robot device, and method for inspection of components of a belt conveyor | Handling | VALE S.A. |
| Nov 7, 2023 | 11,807,319 | Flexible shoe for endless track of heavy machinery and flexible shoe manufacturing method | Transport | VALE S.A. |
| Oct 17, 2023 | 11,788,169 | Device and process for inhibiting particulate emission by cooling of displaceable hot products using a conveyor | Materials, metallurgy | VALE S.A. |
| Aug 8, 2023 | 11,717,834 | Comminution process of iron ore or iron ore products at natural moisture | Chemical engineering | VALE S.A. |
| Oct 18, 2022 | 11,473,892 | Vehicle for deposition of explosives in blast holes and method of use | Other special machines | VALE S.A. |
| Sep 27, 2022 | 11,453,014 | Concentration process of iron ore slimes | Chemical engineering | VALE S.A. |
Newest applications publishedan application is a clue, never a plan
| Published | Application | Title | Field | Owner as printed |
|---|
| Nov 20, 2025 | 2025/0354234 | DEVICE FOR PELLETIZING MATERIALS | Materials, metallurgy | VALE S.A. |
| Aug 21, 2025 | 2025/0263305 | EXTRACTION PROCESS FOR REDUCING THE ALUNITE CONTENT FROM TAILINGS, PRODUCT, AND ITS USE | Materials, metallurgy | VALE S.A. |
| Jul 24, 2025 | 2025/0236532 | PROCESS OF EXTRACTING DELETERIOUS SUBSTANCES, AND PRODUCT OBTAINED THROUGH THE PROCESS OF EXTRACTING DELETERIOUS SUBSTANCES | Materials, metallurgy | VALE S.A. |
| May 15, 2025 | 2025/0154621 | PROCESS FOR PRODUCING IRON ORE AGGLOMERATE FOR USE IN DIRECT REDUCTION REACTORS, AND THE AGGLOMERATE PRODUCT | Materials, metallurgy | VALE S.A. |
| May 15, 2025 | 2025/0154616 | METHOD FOR PRODUCING HIGH IRON-CONTENT PRODUCTS FROM IRON ORE FINES AND BIOMASS, AND PRODUCTS THEREOF | Materials, metallurgy | VALE S.A. |
| May 1, 2025 | 2025/0136855 | PROCESS FOR OBTAINING ORE DUST SUPPRESSANT RESIN, ORES DUST SUPPRESSANT RESIN, PROCESS FOR INHIBITION OF ORE PARTICULATE EMISSION AND RESIN USE | Organic fine chemistry | VALE S.A. |
| Oct 3, 2024 | 2024/0328264 | DECOUPLING WRENCH FOR UNLOCKING DRILL BITS, SYSTEM FOR REPLACING DRILL BITS, AND METHOD FOR REPLACING DRILL BITS | Civil engineering | VALE S.A. · patent 12,247,447 granted from it |
| Sep 5, 2024 | 2024/0295005 | METHOD FOR PRODUCING PELLETS FIRED IN A PELLETIZING KILN | Materials, metallurgy | VALE S.A. |
| Jul 18, 2024 | 2024/0238805 | METHOD AND SYSTEM FOR ORE PROCESSING WITH APPLICATION OF ULTRASOUND TO THE FLOTATION FROTH | Chemical engineering | VALE S.A. |
| Mar 28, 2024 | 2024/0101883 | DUST SUPPRESSION RESIN AND RESIN USE | Basic materials chemistry | VALE S.A. |
What it applied for, 2024 to 2025: Materials, metallurgy 6 · Chemical engineering 2 · Mechanical elements 1 · Basic materials chemistry 1 · Civil engineering 1 · Organic fine chemistry 1.
A patent is counted where the owner printed on it when it was granted carries the company’s own name, a former name, the name of a subsidiary its annual report lists, or its own name with a patent-holding phrase (Technology Licensing, Intellectual Property and the like), once the legal form, case and punctuation are set aside, and prints a country that name counts in. PatentsView’s data are published under the Creative Commons Attribution 4.0 licence. Source: PatentsView's granted patents and pre-grant publications, disambiguated, from the USPTO's Open Data Portal, through Dec 31, 2025, read Oct 27, 2026.