- 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 3/07 - Glass compositions containing silica with less than 40% silica by weight containing lead
Patent holdings for IPC class C03C 3/07
Total number of patents in this class: 41
10-year publication summary
4
|
6
|
3
|
2
|
0
|
3
|
3
|
4
|
1
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
E. I. du Pont de Nemours and Company | 4345 |
6 |
SCHOTT AG | 1675 |
5 |
Nippon Electric Glass Co., Ltd. | 2299 |
4 |
Solar Paste, LLC | 124 |
4 |
Corning Incorporated | 9932 |
3 |
Changzhou Fusion New Material Co., Ltd. | 61 |
3 |
Heraeus Precious Metals North America Conshohocken LLC | 53 |
2 |
SCHOTT Corporation | 77 |
2 |
Jiangsu Riyu Photovoltaic New Material Co., Ltd. | 5 |
2 |
Ricoh Company, Ltd. | 13266 |
1 |
Dundee Sustainable Technologies Inc. | 25 |
1 |
Geo2 Technologies, Inc. | 25 |
1 |
Giga Solar Materials Corp. | 5 |
1 |
Hammond Group, Inc. | 27 |
1 |
Hanwha Chemical Corporation | 325 |
1 |
Nihon Yamamura Glass Co., Ltd. | 144 |
1 |
Karen Khorenovich Avakyan | 1 |
1 |
GKAT Reclamation, LLC | 5 |
1 |
Shandong Guangyun Intelligent Technology Co., Ltd. | 38 |
1 |
Other owners | 0 |