- 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: 2139
10-year publication summary
|
172
|
183
|
248
|
260
|
256
|
233
|
183
|
128
|
96
|
61
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Covestro Deutschland AG | 2831 |
246 |
| BASF SE | 21303 |
126 |
| Mitsui Chemicals, Inc. | 3242 |
56 |
| Covestro Intellectual Property GmbH & Co. KG | 276 |
45 |
| PPG Industries Ohio, Inc. | 3329 |
44 |
| Lubrizol Advanced Materials, Inc. | 955 |
40 |
| Covestro LLC | 610 |
39 |
| Covestro (Netherlands) B.V. | 295 |
39 |
| DDP Specialty Electronic Materials US, LLC | 850 |
30 |
| Asahi Kasei Kabushiki Kaisha | 2828 |
27 |
| Dow Global Technologies LLC | 10930 |
26 |
| 3m Innovative Properties Company | 17488 |
24 |
| LG Chem, Ltd. | 17921 |
24 |
| BASF Coatings GmbH | 1184 |
24 |
| Carbon, Inc. | 415 |
24 |
| Sika Technology AG | 3002 |
23 |
| The Texas a & M University System | 1868 |
20 |
| Lawrence Livermore National Security, LLC | 1972 |
19 |
| Arkema France | 4238 |
19 |
| Bayer MaterialScience AG | 713 |
17 |
| Other owners | 1227 |