Patents
US patents through Dec 31, 2025 · PatentsView, from the USPTO’s Open Data Portal · read Oct 27, 2026
6 patents granted to the 2 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 Oklo Inc.’s names, not what it holds today.
Patents granted
6
6 utility, 1976 to Dec 31, 2025
Granted in 2025
4
Against none in 2024 and 1 in 2023
Applications published
11
1 of them in 2025
Names they are printed under
2
its own name
By yearGrantedApplications published
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
Engines, pumps, turbines5
The main technology area of each patent, in the World Intellectual Property Organization’s 35 fields.
Under which name2 counted
Oklo Inc. its own name
named as the applicant on its applications, in US
11 publishedOklo Inc. its own name
US, as the owner printed on each patent
0 published
Newest grantseach row opens the USPTO’s own copy
| Granted | Patent | Title | Field | Owner as printed |
|---|
| Sep 30, 2025 | 12,431,250 | Method for operating nuclear reactor for heat and power generation | Engines, pumps, turbines | Oklo Inc. |
| Sep 30, 2025 | 12,431,249 | Nuclear reactor for heat and power generation | Engines, pumps, turbines | Oklo Inc. |
| Aug 19, 2025 | 12,394,531 | Reactor building and vessel systems | Engines, pumps, turbines | Oklo Inc. |
| Jul 1, 2025 | 12,347,576 | Fuel cell lifting system for nuclear reactors | Engines, pumps, turbines | Oklo Inc. |
| Aug 22, 2023 | 11,735,326 | System having heat pipe passing through annulus of nuclear fuel element | Engines, pumps, turbines | Oklo Inc. |
| Jun 23, 2020 | 10,692,611 | Passive inherent reactivity coefficient control in nuclear reactors | Engines, pumps, turbines | Oklo Inc. |
Newest applications publishedan application is a clue, never a plan
| Published | Application | Title | Field | Owner as printed |
|---|
| Oct 16, 2025 | 2025/0322974 | FUEL, HEAT EXCHANGER, AND INSTRUMENTATION FOR NUCLEAR REACTORS | Engines, pumps, turbines | Oklo Inc. |
| Dec 19, 2024 | 2024/0420855 | NUCLEAR REACTOR FOR HEAT AND POWER GENERATION | Engines, pumps, turbines | Oklo Inc. · patent 12,431,249 granted from it |
| Oct 24, 2024 | 2024/0355491 | NUCLEAR REACTOR FOR HEAT AND POWER GENERATION | Engines, pumps, turbines | Oklo Inc. · patent 12,431,250 granted from it |
| May 9, 2024 | 2024/0153654 | NUCLEAR REACTOR AND FUEL | Engines, pumps, turbines | Oklo Inc. |
| May 2, 2024 | 2024/0145105 | NUCLEAR REACTOR FUEL | Engines, pumps, turbines | Oklo Inc. |
| Dec 28, 2023 | 2023/0420149 | Fuel, Heat Exchanger, and Instrumentation for Nuclear Reactors | Engines, pumps, turbines | Oklo Inc. · patent 12,347,576 granted from it |
| Dec 14, 2023 | 2023/0402197 | IN-VESSEL NATURAL CIRCULATION ALKALI METAL REACTOR SYSTEM, PURIFICATION SYSTEM, AND ASSOCIATED METHODS | Engines, pumps, turbines | Oklo Inc. |
| May 18, 2023 | 2023/0154634 | FUEL, HEAT EXCHANGER, AND INSTRUMENTATION FOR NUCLEAR REACTORS | Engines, pumps, turbines | Oklo Inc. · patent 11,735,326 granted from it |
| Apr 20, 2023 | 2023/0118687 | RADIATION SHIELDING AND METHOD OF MANUFACTURE | Engines, pumps, turbines | Oklo Inc. |
| Mar 30, 2023 | 2023/0102811 | REACTOR BUILDING AND VESSEL SYSTEMS | Engines, pumps, turbines | Oklo Inc. · patent 12,394,531 granted from it |
What it applied for, 2024 to 2025: Engines, pumps, turbines 5.
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.