- 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 3/112 - Glass compositions containing silica with 40% to 90% silica by weight containing halogen or nitrogen containing fluorine
Patent holdings for IPC class C03C 3/112
Total number of patents in this class: 188
10-year publication summary
|
22
|
6
|
17
|
17
|
18
|
12
|
14
|
7
|
5
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Corning Incorporated | 10422 |
42 |
| SCHOTT AG | 1733 |
16 |
| Ivoclar Vivadent AG | 1046 |
14 |
| Electric Glass Fiber America, LLC | 60 |
13 |
| Agc, Inc. | 5302 |
12 |
| Jushi Group Co., Ltd. | 129 |
7 |
| Asahi Glass Company, Limited | 2669 |
6 |
| Owens-Brockway Glass Container Inc. | 805 |
5 |
| SCHOTT Glass Technologies (Suzhou) Co. Ltd. | 111 |
5 |
| Nippon Electric Glass America, Inc. | 20 |
5 |
| CDGM Glass Co., Ltd | 145 |
4 |
| Nippon Electric Glass Co., Ltd. | 2512 |
4 |
| GC Corporation | 449 |
3 |
| Korea Institute of Ceramic Engineering and Technology | 139 |
3 |
| Necsel Intellectual Property, Inc. | 18 |
3 |
| PPG Industries Ohio, Inc. | 3354 |
2 |
| Imperial Innovations Limited | 562 |
2 |
| Iones Co., Ltd. | 20 |
2 |
| OCV Intellectual Capital, LLC | 155 |
2 |
| Ohara Inc. | 209 |
2 |
| Other owners | 36 |