- All sections
- C - Chemistry; metallurgy
- 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: 1411
10-year publication summary
|
75
|
83
|
82
|
92
|
80
|
104
|
89
|
78
|
77
|
29
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Covestro Deutschland AG | 2429 |
66 |
| BASF SE | 19740 |
59 |
| Mitsui Chemicals, Inc. | 3134 |
45 |
| DIC Corporation | 3597 |
43 |
| Dow Global Technologies LLC | 10147 |
42 |
| PPG Industries Ohio, Inc. | 3430 |
36 |
| Huntsman International LLC | 708 |
32 |
| Tosoh Corporation | 1127 |
28 |
| Sekisui Chemical Co., Ltd. | 3159 |
23 |
| Henkel AG & Co. KGaA | 10129 |
20 |
| INOAC Corporation | 172 |
19 |
| Bridgestone Corporation | 7067 |
18 |
| FUJIFILM Corporation | 27102 |
16 |
| Ube Industries, Ltd. | 921 |
16 |
| SANYO Chemical Industries, Ltd. | 472 |
14 |
| Toyo Tire & Rubber Co., Ltd. | 631 |
14 |
| Bayer MaterialScience AG | 874 |
12 |
| 3m Innovative Properties Company | 18406 |
11 |
| Sika Technology AG | 2650 |
11 |
| Adeka Corporation | 1333 |
10 |
| Other owners | 876 |