- 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 4/00 - Compositions for glass with special properties
Patent holdings for IPC class C03C 4/00
Total number of patents in this class: 961
10-year publication summary
|
72
|
74
|
78
|
85
|
76
|
60
|
87
|
64
|
79
|
52
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Corning Incorporated | 10327 |
191 |
| Ivoclar Vivadent AG | 1050 |
84 |
| AGC Glass Europe | 1141 |
39 |
| Agc, Inc. | 4944 |
38 |
| SCHOTT AG | 1708 |
32 |
| Nippon Electric Glass Co., Ltd. | 2471 |
29 |
| HASS Co., Ltd. | 63 |
20 |
| GC Corporation | 449 |
13 |
| LG Electronics Inc. | 73690 |
12 |
| DENTSPLY SIRONA Inc. | 1854 |
12 |
| Vita Zahnfabrik H. Rauter GmbH & Co. KG | 297 |
12 |
| Vitro Flat Glass LLC | 472 |
12 |
| Asahi Glass Company, Limited | 2758 |
11 |
| CDGM Glass Co., Ltd | 139 |
11 |
| DeguDent GmbH | 224 |
8 |
| Brightholme Inc. | 16 |
8 |
| 3m Innovative Properties Company | 17770 |
7 |
| Pandian Bio-Medical Research Centre | 7 |
7 |
| Luxwall, Inc. | 87 |
7 |
| Hansol Iones Co., Ltd. | 10 |
7 |
| Other owners | 401 |