Patents
US patents through Dec 31, 2025 · PatentsView, from the USPTO’s Open Data Portal · read Oct 27, 2026
188 patents granted to the 8 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 Freeport-McMoran Inc.’s names, not what it holds today.
Patents granted
188
188 utility, 1976 to Dec 31, 2025
Granted in 2025
16
Against 14 in 2024 and 9 in 2023
Applications published
164
19 of them in 2025
Names they are printed under
8
a subsidiary, its own name, a former name
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
Materials, metallurgy22
IT methods for management6
Chemical engineering6
Measurement4
Surface technology, coating3
Transport2
Computer technology2
Control1
The main technology area of each patent, in the World Intellectual Property Organization’s 35 fields.
Under which name8 counted
FREEPORT MINERALS CORPORATION a subsidiary
US, as the owner printed on each patent
75 publishedFreeport-McMoRan, Inc. its own name
US, as the owner printed on each patent
36 publishedFreeport-McMoRan Inc. its own name
named as the applicant on its applications, in US
32 publishedCyprus Amax Minerals Company a subsidiary
US, as the owner printed on each patent
5 publishedClimax Molybdenum Company a subsidiary
US, as the owner printed on each patent
7 publishedFreeport-McMoRan Copper & Gold Inc. a former name
US, as the owner printed on each patent
4 publishedClimax Molybdenum Company a subsidiary
named as the applicant on its applications, in US
4 publishedFREEPORT MINERALS CORPORATION a subsidiary
named as the applicant on its applications, in US
1 published
Newest grantseach row opens the USPTO’s own copy
| Granted | Patent | Title | Field | Owner as printed |
|---|
| Dec 9, 2025 | 12,492,445 | Systems and methods for subsurface metal recovery | Measurement | FREEPORT MINERALS CORPORATION |
| Nov 18, 2025 | 12,475,412 | System and method for activating deep raffinate injection based on column test predictive model | Materials, metallurgy | FREEPORT MINERALS CORPORATION |
| Oct 21, 2025 | 12,448,696 | Acid mist suppression in copper electrowinning | Surface technology, coating | FREEPORT MINERALS CORPORATION |
| Oct 14, 2025 | 12,443,899 | System and method for adjusting leaching operations based on leach analytic data | Materials, metallurgy | FREEPORT MINERALS CORPORATION |
| Oct 7, 2025 | 12,437,633 | Methods and systems for operating vehicles to reduce bunching | Control | Freeport-McMoRan, Inc. |
| Oct 7, 2025 | 12,434,174 | Methods and systems for organic recovery in solvent extraction | Chemical engineering | FREEPORT MINERALS CORPORATION |
| Sep 30, 2025 | 12,427,529 | Systems, devices and methods for improved efficiency of ball mills | Chemical engineering | FREEPORT MINERALS CORPORATION |
| Aug 26, 2025 | 12,400,155 | Irrigation impacts on a leach stockpile | Materials, metallurgy | FREEPORT MINERALS CORPORATION |
| Aug 5, 2025 | 12,378,634 | Systems and methods for improved raffinate injection | Measurement | FREEPORT MINERALS CORPORATION |
| Jul 29, 2025 | 12,373,743 | System and method for activating deep raffinate injection based on ore placement | Materials, metallurgy | FREEPORT MINERALS CORPORATION |
Newest applications publishedan application is a clue, never a plan
| Published | Application | Title | Field | Owner as printed |
|---|
| Oct 30, 2025 | 2025/0333815 | SYSTEMS AND METHODS FOR IMPROVED RAFFINATE INJECTION | Measurement | FREEPORT MINERALS CORPORATION |
| Oct 9, 2025 | 2025/0312711 | METHODS AND SYSTEMS FOR ORGANIC RECOVERY IN SOLVENT EXTRACTION | Chemical engineering | FREEPORT MINERALS CORPORATION · patent 12,434,174 granted from it |
| Oct 2, 2025 | 2025/0307731 | IRRIGATION IMPACTS ON A LEACH STOCKPILE | Materials, metallurgy | FREEPORT MINERALS CORPORATION |
| Oct 2, 2025 | 2025/0305088 | METHODS AND SYSTEMS FOR LEACHING A METAL-BEARING MATERIAL | Materials, metallurgy | FREEPORT MINERALS CORPORATION |
| Oct 2, 2025 | 2025/0305084 | SYSTEMS AND METHODS USING ELECTRIC PERMITTIVITY MEASUREMENTS OF HYDROMETALLURGICAL HEAP LEACHING | Materials, metallurgy | FREEPORT MINERALS CORPORATION |
| Aug 28, 2025 | 2025/0272622 | SYSTEM AND METHOD FOR ACTIVATING DEEP RAFFINATE INJECTION BASED ON ORE PLACEMENT | Materials, metallurgy | FREEPORT MINERALS CORPORATION |
| Aug 21, 2025 | 2025/0264870 | SYSTEM AND METHOD FOR DETERMINING CHANGES TO A HEAT PROFILE OF A STOCKPILE | IT methods for management | FREEPORT MINERALS CORPORATION |
| Aug 7, 2025 | 2025/0252363 | SYSTEM AND METHOD FOR ACTIVATING DEEP RAFFINATE INJECTION BASED ON COLUMN TEST PREDICTIVE MODEL | Materials, metallurgy | FREEPORT MINERALS CORPORATION · patent 12,475,412 granted from it |
| Jul 3, 2025 | 2025/0217901 | SYSTEMS AND METHODS FOR RECONCILIATION IN MINE PLANNING | IT methods for management | FREEPORT MINERALS CORPORATION |
| Jul 3, 2025 | 2025/0217766 | SYSTEM AND METHOD FOR DETERMINING A DUMP LOCATION FOR A VEHICLE | IT methods for management | FREEPORT MINERALS CORPORATION |
What it applied for, 2024 to 2025: Materials, metallurgy 17 · IT methods for management 10 · Measurement 5 · Chemical engineering 3 · Surface technology, coating 2 · Handling 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.