- All sections
- C - Chemistrymetallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 3/40 - Glass
Patent holdings for IPC class C08K 3/40
Total number of patents in this class: 976
10-year publication summary
|
52
|
64
|
79
|
89
|
100
|
116
|
85
|
74
|
56
|
25
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nippon Sheet Glass Company, Limited | 996 |
32 |
| Corning Incorporated | 10257 |
22 |
| Sumitomo Chemical Company, Limited | 9047 |
18 |
| Ticona LLC | 592 |
18 |
| Idemitsu Kosan Co., Ltd. | 4220 |
17 |
| 3m Innovative Properties Company | 17849 |
15 |
| Ems-patent AG | 173 |
15 |
| BASF SE | 20926 |
14 |
| LG Chem, Ltd. | 17620 |
14 |
| SHPP Global Technologies B.V. | 1082 |
14 |
| Polyplastics Co., Ltd. | 602 |
12 |
| Lotte Advanced Materials Co., Ltd. | 405 |
11 |
| Asahi Fiber Glass Company, Limited | 49 |
10 |
| Mitsubishi Engineering-Plastics Corporation | 309 |
10 |
| Nippon Electric Glass Co., Ltd. | 2455 |
10 |
| SABIC Global Technologies B.V. | 4335 |
10 |
| Solvay Specialty Polymers USA, LLC | 582 |
10 |
| Toray Industries, Inc. | 6936 |
9 |
| Nitto Denko Corporation | 8230 |
8 |
| Sabic Innovative Plastics IP B.V. | 681 |
8 |
| Other owners | 699 |