- 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 13/00 - Fibre or filament compositions
Patent holdings for IPC class C03C 13/00
Total number of patents in this class: 617
10-year publication summary
|
42
|
44
|
30
|
41
|
39
|
34
|
50
|
50
|
38
|
36
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Owens Corning Intellectual Capital, LLC | 1625 |
57 |
| Nitto Boseki Co., Ltd. | 294 |
51 |
| Jushi Group Co., Ltd. | 122 |
46 |
| Nippon Sheet Glass Company, Limited | 981 |
42 |
| Electric Glass Fiber America, LLC | 64 |
39 |
| Nippon Electric Glass Co., Ltd. | 2476 |
31 |
| Nichias Corporation | 394 |
25 |
| OCV Intellectual Capital, LLC | 175 |
17 |
| Corning Incorporated | 10372 |
16 |
| Unifrax I LLC | 242 |
16 |
| Nippon Electric Glass America, Inc. | 20 |
15 |
| AGY Holding Corp. | 29 |
10 |
| Johns Manville | 947 |
10 |
| Saint-Gobain Isover | 618 |
10 |
| PPG Industries Ohio, Inc. | 3415 |
8 |
| Asahi Kasei Kabushiki Kaisha | 2710 |
6 |
| Morgan Advanced Materials plc | 115 |
6 |
| Taishan Fiberglass Inc. | 15 |
6 |
| Unitika Glass Fiber Co., Ltd. | 10 |
6 |
| Unitika Ltd. | 445 |
6 |
| Other owners | 194 |