- All sections
- C - Chemistry; metallurgy
- 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: 560
10-year publication summary
|
27
|
51
|
34
|
49
|
51
|
51
|
37
|
40
|
37
|
11
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 19740 |
33 |
| DIC Corporation | 3597 |
23 |
| Dow Global Technologies LLC | 10147 |
18 |
| Mitsui Chemicals, Inc. | 3134 |
17 |
| Lubrizol Advanced Materials, Inc. | 949 |
12 |
| Nippon Polyurethane Industry Co., Ltd. | 105 |
11 |
| Sika Technology AG | 2650 |
11 |
| Ube Industries, Ltd. | 921 |
10 |
| Huntsman International LLC | 708 |
9 |
| Henkel AG & Co. KGaA | 10129 |
8 |
| Evonik Operations GmbH | 3879 |
8 |
| Showa Denko K.K. | 2539 |
7 |
| Adeka Corporation | 1333 |
7 |
| Tosoh Corporation | 1127 |
7 |
| Hewlett-Packard Development Company, L.P. | 28538 |
6 |
| Mitsubishi Chemical Corporation | 4313 |
6 |
| Covestro Deutschland AG | 2429 |
6 |
| Dainichiseika Color & Chemicals Mfg. Co., Ltd. | 354 |
6 |
| Toyobo Co., Ltd. | 2286 |
6 |
| Rohm and Haas Company | 2805 |
5 |
| Other owners | 344 |