- All sections
- C - Chemistrymetallurgy
- C03C - Chemical composition of glasses, glazes or vitreous enamelssurface treatment of glasssurface treatment of fibres or filaments made from glass, minerals or slagsjoining glass to glass or other materials
- C03C 25/325 - Polycarbonates
Patent holdings for IPC class C03C 25/325
Total number of patents in this class: 12
10-year publication summary
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0
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1
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1
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1
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1
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0
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1
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2
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2
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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
|
|---|---|---|
| Knauf Insulation, Inc. | 186 |
3 |
| Knauf Insulation SPRL | 174 |
3 |
| Samsung Display Co., Ltd. | 35468 |
1 |
| Eth Zurich | 1290 |
1 |
| Ferro Corporation | 237 |
1 |
| Nippon Electric Glass Co., Ltd. | 2471 |
1 |
| Nippon Sheet Glass Company, Limited | 981 |
1 |
| Nippon Shokubai Co., Ltd. | 1497 |
1 |
| Other owners | 0 |