- 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 3/105 - Glass compositions containing silica with 40% to 90% silica by weight containing lead containing aluminium
Patent holdings for IPC class C03C 3/105
Total number of patents in this class: 28
10-year publication summary
|
2
|
7
|
2
|
0
|
2
|
1
|
3
|
4
|
2
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Corning Incorporated | 10169 |
6 |
| Nippon Electric Glass Co., Ltd. | 2437 |
3 |
| Shoei Chemical Inc. | 323 |
2 |
| CDGM Glass Co., Ltd | 136 |
1 |
| China Building Materials Academy | 24 |
1 |
| Ecolab USA Inc. | 5431 |
1 |
| Guangdong Winto Ceramics Co., Ltd. | 7 |
1 |
| IL Metronic Sensortechnik GmbH | 2 |
1 |
| MANN+HUMMEL GmbH | 1746 |
1 |
| Nihon Yamamura Glass Co., Ltd. | 138 |
1 |
| SCHOTT AG | 1707 |
1 |
| Shindengen Electric Manufacturing Co., Ltd. | 799 |
1 |
| Imerys Metalcasting Germany GmbH | 7 |
1 |
| Karen Khorenovich Avakyan | 1 |
1 |
| Guangdong Hongyu New Materials Co., Ltd. | 5 |
1 |
| Agc, Inc. | 4681 |
1 |
| B. G. Negev Technologies and Applications Ltd., at Ben-gurion University | 176 |
1 |
| Guangdong Honghai Ceramics Industrial Co., Ltd. | 5 |
1 |
| Jingdezhen Ceramic Institute | 6 |
1 |
| Quangdong Homeway Ceramics Industry Co., Ltd. | 1 |
1 |
| Other owners | 0 |