- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 18/73 - Polyisocyanates or polyisothiocyanates acyclic
Patent holdings for IPC class C08G 18/73
Total number of patents in this class: 2073
10-year publication summary
|
107
|
167
|
176
|
242
|
249
|
246
|
228
|
171
|
122
|
94
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Covestro Deutschland AG | 2794 |
231 |
| BASF SE | 21137 |
118 |
| Mitsui Chemicals, Inc. | 3233 |
53 |
| PPG Industries Ohio, Inc. | 3414 |
45 |
| Covestro Intellectual Property GmbH & Co. KG | 277 |
45 |
| Covestro LLC | 593 |
40 |
| Lubrizol Advanced Materials, Inc. | 952 |
37 |
| Covestro (Netherlands) B.V. | 281 |
35 |
| DDP Specialty Electronic Materials US, LLC | 844 |
30 |
| Asahi Kasei Kabushiki Kaisha | 2718 |
27 |
| Dow Global Technologies LLC | 10582 |
26 |
| 3m Innovative Properties Company | 17717 |
24 |
| BASF Coatings GmbH | 1209 |
24 |
| Sika Technology AG | 2916 |
24 |
| LG Chem, Ltd. | 17704 |
23 |
| Carbon, Inc. | 404 |
23 |
| Lawrence Livermore National Security, LLC | 1940 |
20 |
| Arkema France | 4179 |
19 |
| The Texas a & M University System | 1782 |
18 |
| Bayer MaterialScience AG | 768 |
17 |
| Other owners | 1194 |