- 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 17/23 - Oxides
Patent holdings for IPC class C03C 17/23
Total number of patents in this class: 408
10-year publication summary
|
32
|
38
|
52
|
39
|
29
|
15
|
18
|
17
|
23
|
12
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Corning Incorporated | 10246 |
41 |
| Saint-Gobain Glass France | 3766 |
29 |
| Nippon Electric Glass Co., Ltd. | 2453 |
18 |
| Guardian Glass, LLC | 574 |
18 |
| Nippon Sheet Glass Company, Limited | 998 |
16 |
| Agc, Inc. | 4809 |
16 |
| Asahi Glass Company, Limited | 2802 |
13 |
| AGC Glass Europe | 1127 |
13 |
| SCHOTT AG | 1716 |
12 |
| Cardinal IG Company | 152 |
8 |
| Pilkington Group Limited | 775 |
7 |
| Guardian Industries Corp. | 349 |
6 |
| Samsung Electronics Co., Ltd. | 145025 |
5 |
| Apple Inc. | 54610 |
5 |
| LG Electronics Inc. | 72737 |
5 |
| Colgate-Palmolive Company | 5817 |
5 |
| PPG Industries Ohio, Inc. | 3456 |
4 |
| Polyceed Inc. | 22 |
4 |
| Samsung Display Co., Ltd. | 34472 |
3 |
| Merck Patent GmbH | 5873 |
3 |
| Other owners | 177 |