- 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 3/118 - Glass compositions containing silica with 40% to 90% silica by weight containing halogen or nitrogen containing fluorine containing boron containing aluminium
Patent holdings for IPC class C03C 3/118
Total number of patents in this class: 188
10-year publication summary
|
15
|
10
|
17
|
11
|
17
|
22
|
17
|
16
|
20
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Corning Incorporated | 9932 |
46 |
| SCHOTT AG | 1675 |
26 |
| Electric Glass Fiber America, LLC | 63 |
10 |
| Nippon Electric Glass Co., Ltd. | 2299 |
9 |
| Agc, Inc. | 4029 |
8 |
| PPG Industries Ohio, Inc. | 3430 |
7 |
| SCHOTT Glass Technologies (Suzhou) Co. Ltd. | 94 |
7 |
| Asahi Glass Company, Limited | 2985 |
6 |
| Nippon Sheet Glass Company, Limited | 992 |
4 |
| D. Swarovski KG | 101 |
3 |
| Ferro Corporation | 279 |
3 |
| Ivoclar Vivadent AG | 1060 |
3 |
| James R. Glidewell Dental Ceramics, Inc. | 205 |
3 |
| Jushi Group Co., Ltd. | 113 |
3 |
| Knauf Insulation SPRL | 167 |
3 |
| Nitto Boseki Co., Ltd. | 261 |
3 |
| Ohara Inc. | 200 |
3 |
| Nippon Electric Glass America, Inc. | 21 |
3 |
| LG Electronics Inc. | 69257 |
2 |
| CDGM Glass Co., Ltd | 124 |
2 |
| Other owners | 34 |