- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 35/035 - Refractories from grain sized mixtures containing non-oxide refractory materials, e.g. carbon
Patent holdings for IPC class C04B 35/035
Total number of patents in this class: 8
10-year publication summary
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Lockheed Martin Corporation | 3272 |
1 |
| Nippon Steel Corporation | 6751 |
1 |
| North American Refractories Company | 8 |
1 |
| Refractory Intellectual Property GmbH & Co. KG | 561 |
1 |
| GDC Industries, LLC | 1 |
1 |
| Demin srm GmbH | 2 |
1 |
| Dongil R&e Co., Ltd. | 1 |
1 |
| LLC "spetsogneuporkomplekt" | 1 |
1 |
| Other owners | 0 |