- 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: 604
10-year publication summary
|
34
|
50
|
51
|
51
|
37
|
41
|
40
|
27
|
31
|
16
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21313 |
35 |
| DIC Corporation | 3959 |
27 |
| Mitsui Chemicals, Inc. | 3243 |
22 |
| Dow Global Technologies LLC | 10919 |
16 |
| Lubrizol Advanced Materials, Inc. | 957 |
13 |
| Covestro Deutschland AG | 2831 |
11 |
| Sika Technology AG | 2995 |
11 |
| Mitsubishi Chemical Corporation | 4717 |
9 |
| Huntsman International LLC | 691 |
9 |
| Nippon Polyurethane Industry Co., Ltd. | 80 |
9 |
| Ube Industries, Ltd. | 776 |
9 |
| DKS Co. Ltd. | 248 |
9 |
| Evonik Operations GmbH | 4329 |
9 |
| Henkel AG & Co. KGaA | 10766 |
8 |
| Shin-Etsu Chemical Co., Ltd. | 6063 |
7 |
| Dainichiseika Color & Chemicals Mfg. Co., Ltd. | 373 |
7 |
| Tosoh Corporation | 1411 |
7 |
| Hewlett-Packard Development Company, L.P. | 25246 |
6 |
| PPG Industries Ohio, Inc. | 3330 |
6 |
| Adeka Corporation | 1376 |
6 |
| Other owners | 368 |