- 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 25/325 - Polycarbonates
Patent holdings for IPC class C03C 25/325
Total number of patents in this class: 11
10-year publication summary
|
0
|
0
|
1
|
1
|
1
|
1
|
0
|
1
|
2
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Knauf Insulation, Inc. | 185 |
3 |
| Knauf Insulation SPRL | 167 |
3 |
| Samsung Display Co., Ltd. | 30585 |
1 |
| Eth Zurich | 1193 |
1 |
| Ferro Corporation | 279 |
1 |
| Nippon Sheet Glass Company, Limited | 992 |
1 |
| Nippon Shokubai Co., Ltd. | 1487 |
1 |
| Other owners | 0 |