- All sections
- C - Chemistry; metallurgy
- C03C - Chemical composition of glasses, glazes or vitreous enamels; surface treatment of glass; surface treatment of fibres or filaments made from glass, minerals or slags; joining glass to glass or other materials
- C03C 25/66 - Chemical treatment, e.g. leaching, acid or alkali treatment
Patent holdings for IPC class C03C 25/66
Total number of patents in this class: 30
10-year publication summary
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2
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3
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3
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0
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3
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1
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3
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4
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3
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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
|
|---|---|---|
| NKT Photonics A/S | 233 |
4 |
| Uop LLC | 4187 |
2 |
| Centre National de La Recherche Scientifique | 10052 |
1 |
| Corning Incorporated | 10087 |
1 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10667 |
1 |
| Rockwell Collins, Inc. | 2438 |
1 |
| Belchem Fiber Materials GmbH | 7 |
1 |
| Bio2 Technologies, Inc. | 10 |
1 |
| Fundacion Tekniker | 62 |
1 |
| Lehigh University | 161 |
1 |
| Saint-Gobain Isover | 627 |
1 |
| Semes Co., Ltd. | 1327 |
1 |
| Universidad Del Pais VASCO | 81 |
1 |
| Universite Montpellier 2 Sciences et Techniques | 157 |
1 |
| University of Strathclyde | 217 |
1 |
| Yangtze Optical Fibre and Cable Joint Stock Limited Company | 74 |
1 |
| Zhejiang Sci-Tech University | 82 |
1 |
| Momentive Performance Materials Quartz, Inc. | 73 |
1 |
| Imam Abdulrahman Bin Faisal University | 452 |
1 |
| Rockwool A/S | 782 |
1 |
| Other owners | 6 |