- All sections
- C - Chemistry; metallurgy
- 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: 1915
10-year publication summary
|
105
|
110
|
171
|
183
|
248
|
260
|
252
|
231
|
165
|
35
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Covestro Deutschland AG | 2429 |
180 |
| BASF SE | 19740 |
111 |
| Covestro Intellectual Property GmbH & Co. KG | 501 |
75 |
| Mitsui Chemicals, Inc. | 3134 |
54 |
| PPG Industries Ohio, Inc. | 3430 |
47 |
| Covestro LLC | 577 |
42 |
| Dow Global Technologies LLC | 10147 |
35 |
| Lubrizol Advanced Materials, Inc. | 949 |
34 |
| Covestro (Netherlands) B.V. | 312 |
28 |
| BASF Coatings GmbH | 1128 |
24 |
| Asahi Kasei Kabushiki Kaisha | 2429 |
22 |
| 3m Innovative Properties Company | 18406 |
20 |
| Rohm and Haas Company | 2805 |
20 |
| Lawrence Livermore National Security, LLC | 1834 |
20 |
| Sika Technology AG | 2650 |
20 |
| Carbon, Inc. | 385 |
20 |
| DDP Specialty Electronic Materials US, LLC | 442 |
20 |
| Bayer MaterialScience AG | 874 |
19 |
| LG Chem, Ltd. | 17205 |
16 |
| Henkel AG & Co. KGaA | 10129 |
16 |
| Other owners | 1092 |