- 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 25/40 - Organo-silicon compounds
Patent holdings for IPC class C03C 25/40
Total number of patents in this class: 136
10-year publication summary
|
14
|
1
|
5
|
11
|
7
|
10
|
8
|
19
|
14
|
13
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Electric Industries, Ltd. | 15483 |
9 |
| Saint-Gobain Isover | 631 |
9 |
| Owens Corning Intellectual Capital, LLC | 1636 |
8 |
| Asahi Kasei Kabushiki Kaisha | 2673 |
7 |
| Rockwool A/S | 783 |
7 |
| OCV Intellectual Capital, LLC | 187 |
6 |
| Shin-Etsu Chemical Co., Ltd. | 5658 |
5 |
| 3B-Fibreglass SPRL | 22 |
5 |
| Nitto Boseki Co., Ltd. | 290 |
5 |
| PPG Industries Ohio, Inc. | 3455 |
4 |
| The Furukawa Electric Co., Ltd. | 3650 |
4 |
| Nippon Sheet Glass Company, Limited | 995 |
4 |
| LG Chem, Ltd. | 17632 |
3 |
| Saint-Gobain Adfors | 118 |
3 |
| Nippon Electric Glass America, Inc. | 21 |
3 |
| CertainTeed LLC | 570 |
3 |
| LG Electronics Inc. | 73021 |
2 |
| Olympus Corporation | 13182 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 31375 |
2 |
| Mitsui Chemicals, Inc. | 3215 |
2 |
| Other owners | 43 |