- All sections
- C - Chemistrymetallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 5/103 - EstersEther-esters of monocarboxylic acids with polyalcohols
Patent holdings for IPC class C08K 5/103
Total number of patents in this class: 1252
10-year publication summary
|
128
|
95
|
91
|
85
|
82
|
73
|
76
|
63
|
56
|
62
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sekisui Chemical Co., Ltd. | 3606 |
48 |
| Dow Global Technologies LLC | 10930 |
37 |
| SABIC Global Technologies B.V. | 4596 |
28 |
| Bridgestone Corporation | 7251 |
21 |
| Kaneka Corporation | 4693 |
21 |
| Covestro Deutschland AG | 2831 |
21 |
| Idemitsu Kosan Co., Ltd. | 4234 |
20 |
| Solutia Inc. | 402 |
19 |
| Eastman Chemical Company | 2081 |
18 |
| Polyplastics Co., Ltd. | 623 |
18 |
| Zeon Corporation | 4145 |
18 |
| LG Chem, Ltd. | 17921 |
17 |
| BASF SE | 21303 |
16 |
| Kuraray Co., Ltd. | 3589 |
16 |
| Adeka Corporation | 1376 |
14 |
| Novamont S.p.A. | 392 |
12 |
| Compagnie Generale des Etablissements Michelin | 4969 |
11 |
| E. I. du Pont de Nemours and Company | 3542 |
10 |
| Mitsubishi Chemical Corporation | 4721 |
10 |
| Henkel AG & Co. KGaA | 10770 |
10 |
| Other owners | 867 |