- 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: 4304
10-year publication summary
|
268
|
318
|
409
|
400
|
347
|
340
|
299
|
296
|
207
|
143
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21303 |
357 |
| Covestro Deutschland AG | 2833 |
212 |
| Dow Global Technologies LLC | 10944 |
188 |
| Henkel AG & Co. KGaA | 10770 |
118 |
| DIC Corporation | 3962 |
99 |
| Lubrizol Advanced Materials, Inc. | 955 |
96 |
| BASF Coatings GmbH | 1184 |
87 |
| Covestro LLC | 610 |
77 |
| Sika Technology AG | 3004 |
76 |
| Arkema France | 4242 |
72 |
| Evonik Operations GmbH | 4362 |
65 |
| LG Chem, Ltd. | 17921 |
63 |
| Huntsman International LLC | 694 |
54 |
| Bayer MaterialScience AG | 711 |
52 |
| 3m Innovative Properties Company | 17478 |
48 |
| PPG Industries Ohio, Inc. | 3332 |
47 |
| Rohm and Haas Company | 2951 |
44 |
| Bostik SA | 677 |
40 |
| Bayer Intellectual Property GmbH | 2364 |
36 |
| Mitsui Chemicals, Inc. | 3246 |
34 |
| Other owners | 2439 |