- 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: 4226
10-year publication summary
|
268
|
318
|
409
|
400
|
347
|
339
|
294
|
294
|
203
|
70
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21129 |
350 |
| Covestro Deutschland AG | 2802 |
209 |
| Dow Global Technologies LLC | 10798 |
187 |
| Henkel AG & Co. KGaA | 10711 |
114 |
| DIC Corporation | 3913 |
94 |
| Lubrizol Advanced Materials, Inc. | 949 |
94 |
| BASF Coatings GmbH | 1211 |
87 |
| Covestro LLC | 598 |
76 |
| Sika Technology AG | 2953 |
75 |
| Arkema France | 4185 |
69 |
| Evonik Operations GmbH | 4248 |
63 |
| LG Chem, Ltd. | 17840 |
62 |
| Bayer MaterialScience AG | 737 |
52 |
| Huntsman International LLC | 685 |
51 |
| PPG Industries Ohio, Inc. | 3354 |
48 |
| 3m Innovative Properties Company | 17509 |
47 |
| Rohm and Haas Company | 2940 |
40 |
| Bostik SA | 667 |
40 |
| Bayer Intellectual Property GmbH | 2410 |
36 |
| Mitsui Chemicals, Inc. | 3219 |
34 |
| Other owners | 2398 |