- All sections
- C - Chemistrymetallurgy
- 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: 736
10-year publication summary
|
65
|
47
|
50
|
76
|
59
|
57
|
60
|
41
|
38
|
30
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Covestro Deutschland AG | 2789 |
95 |
| BASF SE | 21072 |
49 |
| Covestro LLC | 592 |
35 |
| Sika Technology AG | 2904 |
23 |
| Dow Global Technologies LLC | 10518 |
21 |
| PPG Industries Ohio, Inc. | 3417 |
20 |
| Bayer MaterialScience AG | 774 |
19 |
| Mitsui Chemicals, Inc. | 3229 |
18 |
| 3m Innovative Properties Company | 17737 |
17 |
| Hilti Aktiengesellschaft | 3531 |
16 |
| Huntsman International LLC | 717 |
14 |
| Asahi Kasei Kabushiki Kaisha | 2715 |
13 |
| Arkema France | 4169 |
11 |
| Bostik SA | 657 |
11 |
| The Chemours Company Fc, LLC | 1259 |
11 |
| Tosoh Corporation | 1334 |
10 |
| Sumitomo Rubber Industries, Ltd. | 4673 |
9 |
| BASF Coatings GmbH | 1207 |
9 |
| Vencorex France | 32 |
8 |
| Wanhua Chemical Group Co., Ltd. | 358 |
8 |
| Other owners | 319 |