- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 18/65 - Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
Patent holdings for IPC class C08G 18/65
Total number of patents in this class: 607
10-year publication summary
|
34
|
50
|
51
|
51
|
37
|
41
|
40
|
27
|
31
|
25
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21334 |
36 |
| DIC Corporation | 4000 |
27 |
| Mitsui Chemicals, Inc. | 3288 |
23 |
| Dow Global Technologies LLC | 11072 |
16 |
| Lubrizol Advanced Materials, Inc. | 959 |
14 |
| Covestro Deutschland AG | 2863 |
11 |
| Sika Technology AG | 3031 |
11 |
| Mitsubishi Chemical Corporation | 4767 |
9 |
| Huntsman International LLC | 690 |
9 |
| Ube Industries, Ltd. | 761 |
9 |
| DKS Co. Ltd. | 256 |
9 |
| Evonik Operations GmbH | 4443 |
9 |
| Henkel AG & Co. KGaA | 10788 |
8 |
| Nippon Polyurethane Industry Co., Ltd. | 74 |
8 |
| Tosoh Corporation | 1440 |
8 |
| Shin-Etsu Chemical Co., Ltd. | 6157 |
7 |
| Dainichiseika Color & Chemicals Mfg. Co., Ltd. | 386 |
7 |
| Hewlett-Packard Development Company, L.P. | 25118 |
6 |
| Adeka Corporation | 1389 |
6 |
| Nicca Chemical Co., Ltd. | 146 |
6 |
| Other owners | 368 |