- All sections
- C - Chemistry; metallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 18/78 - Nitrogen
Patent holdings for IPC class C08G 18/78
Total number of patents in this class: 714
10-year publication summary
|
65
|
49
|
50
|
77
|
61
|
59
|
62
|
41
|
36
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Covestro Deutschland AG | 2689 |
92 |
| BASF SE | 20403 |
48 |
| Covestro LLC | 582 |
41 |
| Dow Global Technologies LLC | 10149 |
23 |
| Bayer MaterialScience AG | 840 |
21 |
| Sika Technology AG | 2848 |
20 |
| PPG Industries Ohio, Inc. | 3444 |
18 |
| Mitsui Chemicals, Inc. | 3189 |
18 |
| 3m Innovative Properties Company | 17951 |
16 |
| Huntsman International LLC | 710 |
14 |
| Hilti Aktiengesellschaft | 3380 |
13 |
| Bayer MaterialScience LLC | 167 |
11 |
| Asahi Kasei Kabushiki Kaisha | 2566 |
11 |
| Bostik SA | 633 |
11 |
| The Chemours Company Fc, LLC | 1139 |
11 |
| BASF Coatings GmbH | 1171 |
9 |
| Sumitomo Rubber Industries, Ltd. | 4406 |
8 |
| Vencorex France | 36 |
8 |
| Wanhua Chemical Group Co., Ltd. | 302 |
8 |
| Agfa NV | 651 |
8 |
| Other owners | 305 |