- 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: 4205
10-year publication summary
|
242
|
298
|
382
|
374
|
322
|
324
|
275
|
281
|
197
|
37
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21146 |
347 |
| Covestro Deutschland AG | 2795 |
207 |
| Dow Global Technologies LLC | 10707 |
187 |
| Henkel AG & Co. KGaA | 10699 |
113 |
| DIC Corporation | 3891 |
94 |
| Lubrizol Advanced Materials, Inc. | 950 |
92 |
| BASF Coatings GmbH | 1200 |
87 |
| Covestro LLC | 595 |
76 |
| Sika Technology AG | 2931 |
75 |
| Arkema France | 4169 |
69 |
| LG Chem, Ltd. | 17745 |
62 |
| Evonik Operations GmbH | 4219 |
61 |
| Bayer MaterialScience AG | 755 |
53 |
| Huntsman International LLC | 693 |
51 |
| PPG Industries Ohio, Inc. | 3384 |
47 |
| 3m Innovative Properties Company | 17596 |
46 |
| Rohm and Haas Company | 2941 |
40 |
| Bostik SA | 660 |
40 |
| Bayer Intellectual Property GmbH | 2428 |
36 |
| Mitsui Chemicals, Inc. | 3225 |
34 |
| Other owners | 2388 |