- 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: 991
10-year publication summary
|
51
|
63
|
78
|
89
|
98
|
114
|
82
|
71
|
56
|
40
|
| 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 | 986 |
32 |
| Corning Incorporated | 10351 |
22 |
| Sumitomo Chemical Company, Limited | 9090 |
18 |
| Idemitsu Kosan Co., Ltd. | 4238 |
18 |
| Ticona LLC | 599 |
18 |
| 3m Innovative Properties Company | 17755 |
15 |
| Ems-patent AG | 173 |
15 |
| BASF SE | 21053 |
14 |
| LG Chem, Ltd. | 17674 |
14 |
| SHPP Global Technologies B.V. | 1088 |
14 |
| Polyplastics Co., Ltd. | 606 |
12 |
| Mitsubishi Engineering-Plastics Corporation | 309 |
11 |
| Lotte Advanced Materials Co., Ltd. | 404 |
11 |
| Asahi Fiber Glass Company, Limited | 48 |
10 |
| Nippon Electric Glass Co., Ltd. | 2473 |
10 |
| SABIC Global Technologies B.V. | 4382 |
10 |
| Solvay Specialty Polymers USA, LLC | 597 |
10 |
| LG Electronics Inc. | 73763 |
9 |
| Toray Industries, Inc. | 7000 |
9 |
| Nitto Denko Corporation | 8337 |
8 |
| Other owners | 711 |