- 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: 2044
10-year publication summary
|
110
|
171
|
183
|
248
|
260
|
253
|
233
|
175
|
125
|
62
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Covestro Deutschland AG | 2748 |
224 |
| BASF SE | 20915 |
119 |
| Mitsui Chemicals, Inc. | 3219 |
52 |
| Covestro Intellectual Property GmbH & Co. KG | 275 |
45 |
| PPG Industries Ohio, Inc. | 3453 |
41 |
| Covestro LLC | 582 |
41 |
| Lubrizol Advanced Materials, Inc. | 952 |
37 |
| Covestro (Netherlands) B.V. | 275 |
32 |
| DDP Specialty Electronic Materials US, LLC | 832 |
30 |
| Asahi Kasei Kabushiki Kaisha | 2675 |
27 |
| Dow Global Technologies LLC | 10332 |
25 |
| 3m Innovative Properties Company | 17819 |
24 |
| BASF Coatings GmbH | 1198 |
24 |
| Sika Technology AG | 2870 |
24 |
| Lawrence Livermore National Security, LLC | 1940 |
23 |
| Carbon, Inc. | 398 |
23 |
| LG Chem, Ltd. | 17638 |
22 |
| The Texas a & M University System | 1700 |
18 |
| Allnex Netherlands B.V. | 197 |
18 |
| Bayer MaterialScience AG | 800 |
17 |
| Other owners | 1178 |