- 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 3/091 - Glass compositions containing silica with 40% to 90% silica by weight containing boron containing aluminium
Patent holdings for IPC class C03C 3/091
Total number of patents in this class: 2034
10-year publication summary
|
166
|
140
|
172
|
168
|
158
|
168
|
162
|
166
|
168
|
43
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Corning Incorporated | 9932 |
681 |
| Nippon Electric Glass Co., Ltd. | 2299 |
310 |
| Agc, Inc. | 4029 |
195 |
| Asahi Glass Company, Limited | 2985 |
142 |
| SCHOTT AG | 1675 |
125 |
| Nippon Sheet Glass Company, Limited | 992 |
57 |
| AvanStrate Inc. | 109 |
36 |
| SCHOTT Glass Technologies (Suzhou) Co. Ltd. | 94 |
19 |
| AGC Glass Europe | 1049 |
18 |
| Hoya Corporation | 2822 |
17 |
| Saint-Gobain Isover | 603 |
17 |
| LG Chem, Ltd. | 17205 |
14 |
| Murata Manufacturing Co., Ltd. | 22355 |
14 |
| Owens Corning Intellectual Capital, LLC | 1456 |
13 |
| Eurokera S.N.C. | 158 |
11 |
| Ohara Inc. | 200 |
11 |
| Corsam Technologies LLC | 13 |
10 |
| OCV Intellectual Capital, LLC | 265 |
9 |
| Saint-Gobain Glass France | 3641 |
9 |
| Ivoclar Vivadent AG | 1060 |
8 |
| Other owners | 318 |