- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 18/72 - Polyisocyanates or polyisothiocyanates
Patent holdings for IPC class C08G 18/72
Total number of patents in this class: 1284
10-year publication summary
|
89
|
97
|
111
|
118
|
104
|
89
|
93
|
86
|
80
|
48
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Covestro Deutschland AG | 2765 |
139 |
| BASF SE | 20979 |
87 |
| Mitsui Chemicals, Inc. | 3232 |
52 |
| Dow Global Technologies LLC | 10402 |
51 |
| Bayer MaterialScience AG | 786 |
29 |
| Henkel AG & Co. KGaA | 10609 |
27 |
| PPG Industries Ohio, Inc. | 3443 |
26 |
| Covestro LLC | 587 |
25 |
| LG Chem, Ltd. | 17644 |
23 |
| Huntsman International LLC | 721 |
19 |
| BASF Coatings GmbH | 1202 |
18 |
| Sika Technology AG | 2875 |
16 |
| Arkema France | 4164 |
15 |
| Bayer Intellectual Property GmbH | 2490 |
14 |
| 3m Innovative Properties Company | 17795 |
13 |
| Acushnet Company | 2524 |
13 |
| DIC Corporation | 3812 |
13 |
| Lubrizol Advanced Materials, Inc. | 951 |
13 |
| Covestro Intellectual Property GmbH & Co. KG | 276 |
13 |
| Rohm and Haas Company | 2895 |
12 |
| Other owners | 666 |