- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 18/00 - Polymeric products of isocyanates or isothiocyanates
Patent holdings for IPC class C08G 18/00
Total number of patents in this class: 1462
10-year publication summary
|
82
|
77
|
90
|
74
|
100
|
88
|
76
|
75
|
75
|
77
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Covestro Deutschland AG | 2794 |
74 |
| BASF SE | 21137 |
63 |
| Mitsui Chemicals, Inc. | 3233 |
49 |
| DIC Corporation | 3858 |
47 |
| Dow Global Technologies LLC | 10582 |
37 |
| Tosoh Corporation | 1342 |
35 |
| INOAC Corporation | 215 |
30 |
| Huntsman International LLC | 709 |
29 |
| PPG Industries Ohio, Inc. | 3414 |
26 |
| Sekisui Chemical Co., Ltd. | 3510 |
25 |
| Henkel AG & Co. KGaA | 10655 |
23 |
| Bridgestone Corporation | 7212 |
19 |
| FUJIFILM Corporation | 29843 |
16 |
| Ube Industries, Ltd. | 818 |
16 |
| Sika Technology AG | 2916 |
14 |
| DKS Co. Ltd. | 209 |
14 |
| SANYO Chemical Industries, Ltd. | 496 |
13 |
| Toyo Tire & Rubber Co., Ltd. | 523 |
13 |
| Asahi Kasei Kabushiki Kaisha | 2718 |
12 |
| Bayer MaterialScience AG | 768 |
11 |
| Other owners | 896 |