- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 18/81 - Unsaturated isocyanates or isothiocyanates
Patent holdings for IPC class C08G 18/81
Total number of patents in this class: 509
10-year publication summary
|
35
|
49
|
42
|
53
|
41
|
37
|
31
|
20
|
26
|
11
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21303 |
27 |
| Carbon, Inc. | 415 |
23 |
| Covestro Deutschland AG | 2831 |
22 |
| Covestro LLC | 610 |
20 |
| BASF Coatings GmbH | 1184 |
14 |
| 3m Innovative Properties Company | 17488 |
13 |
| Showa Denko K.K. | 2072 |
12 |
| LG Chem, Ltd. | 17921 |
10 |
| Arkema France | 4238 |
10 |
| PPG Industries Ohio, Inc. | 3329 |
9 |
| Allnex Belgium S.A. | 156 |
9 |
| FUJIFILM Corporation | 30512 |
8 |
| Henkel AG & Co. KGaA | 10770 |
8 |
| Resonac Corporation | 3516 |
8 |
| Shin-Etsu Chemical Co., Ltd. | 6083 |
7 |
| Bayer MaterialScience AG | 713 |
6 |
| Align Technology, Inc. | 2283 |
6 |
| Covestro (Netherlands) B.V. | 295 |
6 |
| Hitachi Chemical Company, Ltd. | 2245 |
5 |
| Corning Incorporated | 10500 |
5 |
| Other owners | 281 |