- 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: 2077
10-year publication summary
|
167
|
176
|
242
|
249
|
246
|
228
|
173
|
122
|
94
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Covestro Deutschland AG | 2794 |
231 |
| BASF SE | 21134 |
120 |
| Mitsui Chemicals, Inc. | 3228 |
53 |
| Covestro Intellectual Property GmbH & Co. KG | 277 |
45 |
| PPG Industries Ohio, Inc. | 3383 |
44 |
| Covestro LLC | 595 |
40 |
| Lubrizol Advanced Materials, Inc. | 952 |
38 |
| Covestro (Netherlands) B.V. | 283 |
36 |
| DDP Specialty Electronic Materials US, LLC | 843 |
30 |
| Asahi Kasei Kabushiki Kaisha | 2742 |
27 |
| Dow Global Technologies LLC | 10701 |
26 |
| 3m Innovative Properties Company | 17592 |
24 |
| Sika Technology AG | 2931 |
24 |
| LG Chem, Ltd. | 17737 |
23 |
| BASF Coatings GmbH | 1201 |
23 |
| Carbon, Inc. | 407 |
23 |
| Lawrence Livermore National Security, LLC | 1954 |
19 |
| Arkema France | 4163 |
19 |
| The Texas a & M University System | 1808 |
18 |
| Bayer MaterialScience AG | 757 |
17 |
| Other owners | 1197 |