- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 18/77 - Polyisocyanates or polyisothiocyanates having hetero atoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
Patent holdings for IPC class C08G 18/77
Total number of patents in this class: 313
10-year publication summary
|
15
|
25
|
23
|
21
|
19
|
25
|
17
|
14
|
9
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Covestro Deutschland AG | 2795 |
25 |
| BASF Coatings GmbH | 1206 |
23 |
| Dow Global Technologies LLC | 10744 |
11 |
| Bayer MaterialScience AG | 743 |
10 |
| Wanhua Chemical Group Co., Ltd. | 366 |
7 |
| Bezwada Biomedical, LLC | 44 |
6 |
| Sika Technology AG | 2939 |
6 |
| Evonik Degussa GmbH | 1424 |
5 |
| Henkel AG & Co. KGaA | 10707 |
5 |
| Asahi Kasei Kabushiki Kaisha | 2772 |
5 |
| Iowa State University Research Foundation, Inc. | 811 |
5 |
| SHPP Global Technologies B.V. | 1093 |
5 |
| BASF SE | 21127 |
4 |
| PPG Industries Ohio, Inc. | 3352 |
4 |
| Ethicon, Inc. | 1140 |
4 |
| Hanwha Solutions Corporation | 1018 |
4 |
| Mitsui Chemicals, Inc. | 3216 |
3 |
| Affymetrix, Inc. | 253 |
3 |
| BASF Coatings AG | 35 |
3 |
| Board of Trustees of Michigan State University | 1205 |
3 |
| Other owners | 172 |