- All sections
- C - Chemistry; metallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 3/26 - Carbonates; Bicarbonates
Patent holdings for IPC class C08K 3/26
Total number of patents in this class: 2549
10-year publication summary
|
175
|
189
|
243
|
259
|
267
|
277
|
244
|
251
|
161
|
72
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Omya International AG | 816 |
141 |
| Dow Global Technologies LLC | 10147 |
51 |
| BASF SE | 19740 |
49 |
| THK Co., Ltd. | 1206 |
40 |
| Sika Technology AG | 2650 |
35 |
| 3m Innovative Properties Company | 18406 |
29 |
| Borealis AG | 2558 |
26 |
| Kingfa SCI & Tech Co. Ltd. | 509 |
25 |
| Adeka Corporation | 1333 |
23 |
| Dow Silicones Corporation | 1664 |
23 |
| LG Chem, Ltd. | 17205 |
22 |
| Fujikura Ltd. | 2777 |
20 |
| Arkema France | 3790 |
20 |
| Polyplastics Co., Ltd. | 563 |
20 |
| Kaneka Corporation | 4445 |
19 |
| Henkel AG & Co. KGaA | 10129 |
18 |
| DIC Corporation | 3597 |
18 |
| Bridgestone Corporation | 7067 |
15 |
| Shin-Etsu Chemical Co., Ltd. | 5132 |
14 |
| Shiraishi Kogyo Kaisha, Ltd. | 65 |
14 |
| Other owners | 1927 |