- All sections
- C - Chemistry; metallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 18/42 - Polycondensates having carboxylic or carbonic ester groups in the main chain
Patent holdings for IPC class C08G 18/42
Total number of patents in this class: 3875
10-year publication summary
|
242
|
246
|
268
|
317
|
409
|
399
|
343
|
325
|
269
|
90
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 19740 |
322 |
| Dow Global Technologies LLC | 10147 |
188 |
| Covestro Deutschland AG | 2429 |
170 |
| Henkel AG & Co. KGaA | 10129 |
104 |
| Lubrizol Advanced Materials, Inc. | 949 |
89 |
| BASF Coatings GmbH | 1128 |
81 |
| DIC Corporation | 3597 |
80 |
| Covestro LLC | 577 |
72 |
| Sika Technology AG | 2650 |
67 |
| Bayer MaterialScience AG | 874 |
58 |
| Rohm and Haas Company | 2805 |
54 |
| PPG Industries Ohio, Inc. | 3430 |
54 |
| LG Chem, Ltd. | 17205 |
53 |
| Huntsman International LLC | 708 |
49 |
| Evonik Operations GmbH | 3879 |
47 |
| Covestro Intellectual Property GmbH & Co. KG | 501 |
44 |
| 3m Innovative Properties Company | 18406 |
37 |
| Bayer Intellectual Property GmbH | 2671 |
36 |
| Bostik SA | 602 |
32 |
| Resinate Materials Group, Inc. | 45 |
31 |
| Other owners | 2207 |