- 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: 4126
10-year publication summary
|
246
|
268
|
318
|
409
|
400
|
345
|
334
|
284
|
284
|
122
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 20912 |
344 |
| Covestro Deutschland AG | 2747 |
201 |
| Dow Global Technologies LLC | 10353 |
192 |
| Henkel AG & Co. KGaA | 10568 |
113 |
| Lubrizol Advanced Materials, Inc. | 953 |
91 |
| DIC Corporation | 3786 |
87 |
| BASF Coatings GmbH | 1196 |
86 |
| Covestro LLC | 582 |
78 |
| Sika Technology AG | 2855 |
72 |
| LG Chem, Ltd. | 17615 |
59 |
| Bayer MaterialScience AG | 802 |
56 |
| Evonik Operations GmbH | 4094 |
55 |
| Rohm and Haas Company | 2908 |
54 |
| Huntsman International LLC | 718 |
54 |
| Arkema France | 4102 |
50 |
| PPG Industries Ohio, Inc. | 3454 |
48 |
| 3m Innovative Properties Company | 17852 |
44 |
| Bostik SA | 646 |
37 |
| Bayer Intellectual Property GmbH | 2501 |
36 |
| Mitsui Chemicals, Inc. | 3220 |
34 |
| Other owners | 2335 |