- 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 3/102 - Glass compositions containing silica with 40% to 90% silica by weight containing lead
Patent holdings for IPC class C03C 3/102
Total number of patents in this class: 23
10-year publication summary
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4
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5
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1
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1
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1
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2
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0
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0
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1
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| SCHOTT AG | 1671 |
4 |
| Owens-Brockway Glass Container Inc. | 738 |
3 |
| Hamamatsu Photonics K.K. | 4303 |
2 |
| D. Swarovski KG | 101 |
2 |
| Nippon Electric Glass Co., Ltd. | 2388 |
2 |
| BASF SE | 20367 |
1 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10667 |
1 |
| China Building Materials Academy | 22 |
1 |
| IL Metronic Sensortechnik GmbH | 2 |
1 |
| Nihon Yamamura Glass Co., Ltd. | 137 |
1 |
| Ohara Inc. | 213 |
1 |
| Preciosa a.s. | 39 |
1 |
| SCHOTT Corporation | 75 |
1 |
| Tottori Prefecture | 3 |
1 |
| DK Electronic Materials Co., Ltd. | 2 |
1 |
| Other owners | 0 |