- 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: 605
10-year publication summary
|
32
|
48
|
51
|
48
|
36
|
41
|
36
|
27
|
31
|
14
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21129 |
36 |
| DIC Corporation | 3902 |
27 |
| Mitsui Chemicals, Inc. | 3215 |
22 |
| Dow Global Technologies LLC | 10762 |
16 |
| Lubrizol Advanced Materials, Inc. | 944 |
13 |
| Covestro Deutschland AG | 2797 |
11 |
| Sika Technology AG | 2947 |
11 |
| Mitsubishi Chemical Corporation | 4682 |
9 |
| Huntsman International LLC | 687 |
9 |
| Nippon Polyurethane Industry Co., Ltd. | 81 |
9 |
| Ube Industries, Ltd. | 791 |
9 |
| Evonik Operations GmbH | 4231 |
9 |
| Henkel AG & Co. KGaA | 10712 |
8 |
| DKS Co. Ltd. | 236 |
8 |
| Shin-Etsu Chemical Co., Ltd. | 5933 |
7 |
| Dainichiseika Color & Chemicals Mfg. Co., Ltd. | 369 |
7 |
| Tosoh Corporation | 1386 |
7 |
| Hewlett-Packard Development Company, L.P. | 25370 |
6 |
| PPG Industries Ohio, Inc. | 3353 |
6 |
| Adeka Corporation | 1367 |
6 |
| Other owners | 369 |