- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 35/109 - Refractories by fusion casting containing zirconium oxide or zircon (ZrSiO4)
Patent holdings for IPC class C04B 35/109
Total number of patents in this class: 66
10-year publication summary
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2
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2
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3
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6
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3
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2
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2
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0
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4
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saint-Gobain Centre de Recherches et d'Etudes Europeen | 493 |
21 |
| Refractory Intellectual Property GmbH & Co. KG | 541 |
5 |
| SAFRAN S.A. | 626 |
2 |
| Centre National de La Recherche Scientifique | 10498 |
2 |
| Bego Bremer Goldschlägerei Wilh. Herbst GmbH & Co. KG | 65 |
2 |
| Safran Aircraft Engines | 6303 |
2 |
| Universite Claude Bernard Lyon 1 | 1027 |
2 |
| Canon Inc. | 40280 |
1 |
| Hon Hai Precision Industry Co., Ltd. | 4024 |
1 |
| Corning Incorporated | 10294 |
1 |
| NGK Insulators, Ltd. | 4995 |
1 |
| AGC Glass Europe | 1138 |
1 |
| Showa Denko K.K. | 2207 |
1 |
| Tsinghua University | 5943 |
1 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 4989 |
1 |
| Korea Institute of Science and Technology | 2128 |
1 |
| AGC Ceramics Co., Ltd. | 25 |
1 |
| Agcc | 1 |
1 |
| ASK Chemicals GmbH | 158 |
1 |
| Center for Abrasives and Refractories Research and Development C.A.R.R.D. GmbH | 5 |
1 |
| Other owners | 17 |