- All sections
- C - Chemistrymetallurgy
- 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: 4151
10-year publication summary
|
235
|
242
|
298
|
382
|
374
|
322
|
321
|
272
|
281
|
155
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 20979 |
345 |
| Covestro Deutschland AG | 2765 |
201 |
| Dow Global Technologies LLC | 10402 |
180 |
| Henkel AG & Co. KGaA | 10609 |
113 |
| Lubrizol Advanced Materials, Inc. | 951 |
91 |
| DIC Corporation | 3812 |
90 |
| BASF Coatings GmbH | 1202 |
88 |
| Covestro LLC | 587 |
78 |
| Sika Technology AG | 2875 |
72 |
| Arkema France | 4164 |
66 |
| LG Chem, Ltd. | 17644 |
60 |
| Evonik Operations GmbH | 4154 |
57 |
| Bayer MaterialScience AG | 786 |
54 |
| Huntsman International LLC | 721 |
54 |
| PPG Industries Ohio, Inc. | 3443 |
47 |
| 3m Innovative Properties Company | 17795 |
44 |
| Rohm and Haas Company | 2895 |
40 |
| Bostik SA | 649 |
37 |
| Bayer Intellectual Property GmbH | 2490 |
36 |
| Mitsui Chemicals, Inc. | 3232 |
34 |
| Other owners | 2364 |