Patents
US patents through Dec 31, 2025 · PatentsView, from the USPTO’s Open Data Portal · read Oct 27, 2026
1,282 patents granted to the 17 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 BWX Technologies, Inc.’s names, not what it holds today.
Patents granted
1,282
1,269 utility, 9 design, 4 reissue, 1976 to Dec 31, 2025
Granted in 2025
13
Against 16 in 2024 and 16 in 2023
Applications published
139
10 of them in 2025
Names they are printed under
17
a former name, a subsidiary, its own name
By yearGrantedApplications published
'07'08'09'11'15'16'17'18'19'20'21'22'23'24'25
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
Engines, pumps, turbines34
Thermal processes and apparatus8
Machine tools4
Computer technology4
Macromolecular chemistry, polymers4
Measurement3
Environmental technology2
Chemical engineering2
Other special machines2
Mechanical elements1
Textile and paper machines1
Materials, metallurgy1
The main technology area of each patent, in the World Intellectual Property Organization’s 35 fields.
Under which name17 counted
The Babcock & Wilcox Company a former name
US, as the owner printed on each patent. 8 more under the same name are not counted (printed in GB)
1,171 granted
6 publishedBWXT Advanced Technologies LLC a subsidiary
US, as the owner printed on each patent
34 granted
44 publishedThe Babcock & Wilcox Company a former name
named as the applicant on its applications, in US
0 granted
31 publishedBWXT Nuclear Energy, Inc. a subsidiary
US, as the owner printed on each patent
24 granted
4 publishedBWXT Nuclear Operations Group, Inc. a subsidiary
US, as the owner printed on each patent
18 granted
3 publishedBWXT Nuclear Energy, Inc. a subsidiary
named as the applicant on its applications, in US
0 granted
14 publishedBWX Technologies, Inc. its own name
US, as the owner printed on each patent
12 granted
0 publishedBWXT Advanced Technologies LLC a subsidiary
named as the applicant on its applications, in US
0 granted
12 publishedBWXT Canada Ltd. a subsidiary
CA, as the owner printed on each patent
8 granted
0 publishedBWXT Canada Ltd. a subsidiary
named as the applicant on its applications, in CA. 1 more under the same name are not counted (printed in US)
0 granted
7 publishedBWXT Technical Services Group, Inc. a subsidiary
US, as the owner printed on each patent
7 granted
0 publishedNUCLEAR FUEL SERVICES, INC. a subsidiary
US, as the owner printed on each patent
6 granted
1 publishedBWXT Nuclear Operations Group, Inc. a subsidiary
named as the applicant on its applications, in US
0 granted
6 publishedBWXT Medical Ltd. a subsidiary
named as the applicant on its applications, in CA
0 granted
5 publishedBWXT Technical Services Group, Inc. a subsidiary
named as the applicant on its applications, in US
0 granted
4 publishedBWXT Nuclear Energy Canada, Inc. a subsidiary
CA, as the owner printed on each patent
2 granted
0 publishedBWXT Nuclear Energy Canada, Inc. a subsidiary
named as the applicant on its applications, in CA
0 granted
2 published
Names not counted (2)
BWXT Foreign Holdings, LLC
Most of its patents print US; this name counts in CA. 4 granted and 0 published under it are not counted.
BWXT Foreign Holdings, LLC
Most of its patents print US; this name counts in CA. 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 |
|---|
| Dec 30, 2025 | 12,512,228 | Control rod remote holdout mechanism | Engines, pumps, turbines | BWXT Advanced Technologies LLC |
| Oct 7, 2025 | 12,437,891 | Using additive manufacturing in creating a nuclear fuel structure with a shape corresponding to a mathematically-based periodic solid having a triply periodic minimal surface | Engines, pumps, turbines | BWXT Advanced Technologies LLC |
| Oct 7, 2025 | 12,437,886 | Control rod remote disconnect mechanism | Engines, pumps, turbines | BWXT Advanced Technologies LLC |
| Aug 26, 2025 | 12,399,487 | In-situ inspection method based on digital data model of weld | Computer technology | BWXT Advanced Technologies LLC |
| Jul 8, 2025 | 12,352,564 | Ultrasonic device and method | Measurement | BWXT Canada Ltd. |
| May 13, 2025 | 12,300,396 | Control rod remote holdout mechanism | Engines, pumps, turbines | BWXT Advanced Technologies LLC |
| May 6, 2025 | 12,293,846 | Control rod remote disconnect mechanism | Engines, pumps, turbines | BWXT Advanced Technologies LLC |
| Apr 29, 2025 | 12,288,625 | Reactor design with controlled thermal neutron flux for enhanced neutron activation potential | Engines, pumps, turbines | BWXT Advanced Technologies LLC |
| Apr 22, 2025 | 12,280,542 | Photon propagation modified additive manufacturing compositions and methods of additive manufacturing using same | Macromolecular chemistry, polymers | BWXT Advanced Technologies LLC |
| Apr 1, 2025 | 12,263,542 | Metal carbide/nitride precipitation control in fusion welding | Machine tools | BWXT Nuclear Operations Group, Inc. |
Newest applications publishedan application is a clue, never a plan
| Published | Application | Title | Field | Owner as printed |
|---|
| Jul 10, 2025 | 2025/0225206 | SYSTEM AND METHOD FOR PARTICLE MORPHOLOGY CLASSIFICATION | Computer technology | BWXT Advanced Technologies LLC |
| Jul 3, 2025 | 2025/0218616 | METHOD OF CONTINUOUS MANUFACTURING OF ACTINIUM-225 FROM A RADIUM GENERATOR | Engines, pumps, turbines | BWXT Medical Ltd. |
| Jul 3, 2025 | 2025/0218611 | MANDREL-WOUND, ECCENTRIC MONOLITHIC FUEL ASSEMBLY CORE, FUEL ASSEMBLY AND REACTOR INCORPORATING SAME, AND METHODS OF MANUFACTURE | Engines, pumps, turbines | BWXT Advanced Technologies LLC |
| Jul 3, 2025 | 2025/0214877 | WASTE RECLAMATION SYSTEM AND METHOD | Environmental technology | BWXT Medical Ltd. |
| Jun 19, 2025 | 2025/0197211 | SYSTEMS AND METHODS FOR PRODUCING HYDROGEN GAS USING FLUIDIZED-BED REACTOR | Chemical engineering | The Babcock & Wilcox Company |
| May 29, 2025 | 2025/0171365 | MODIFIED POLYMER DERIVED CERAMICS FOR ADDITIVE MANUFACTURING, ADDITIVE MANUFACTURING USING SAME, AND CERAMIC BODIES MANUFACTURED THEREBY | Materials, metallurgy | BWXT Advanced Technologies LLC |
| May 15, 2025 | 2025/0157022 | UNSUPERVISED 3D MODELING AND GEOMETRIC MEASUREMENT OF PARTS BUILT WITH POWDER BED FUSION-BASED ADDITIVE MANUFACTURING | Computer technology | BWXT Advanced Technologies LLC |
| May 15, 2025 | 2025/0154070 | MODIFIED POLYMER DERIVED CERAMICS FOR ADDITIVE MANUFACTURING, ADDITIVE MANUFACTURING USING SAME, AND CERAMIC BODIES MANUFACTURED THEREBY | Materials, metallurgy | BWXT Advanced Technologies LLC |
| Jan 23, 2025 | 2025/0029740 | MANDREL-WOUND, SPLINED MONOLITHIC FUEL ASSEMBLY CORE, FUEL ASSEMBLY AND REACTOR INCORPORATING SAME, AND METHODS OF MANUFACTURE | Engines, pumps, turbines | BWXT Advanced Technologies LLC |
| Jan 16, 2025 | 2025/0022622 | Fission Reactor with Segmented Cladding Bodies Having Cladding Arms with Involute Curve Shape | Engines, pumps, turbines | BWXT Advanced Technologies LLC |
What it applied for, 2024 to 2025: Engines, pumps, turbines 12 · Computer technology 3 · Macromolecular chemistry, polymers 2 · Thermal processes and apparatus 2 · Environmental technology 2 · Materials, metallurgy 2.
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.