- All sections
- C - Chemistry; metallurgy
- 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: 3716
10-year publication summary
|
187
|
241
|
245
|
268
|
317
|
404
|
391
|
336
|
309
|
70
|
| 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 18959 |
315 |
| Dow Global Technologies LLC | 9653 |
174 |
| Covestro Deutschland AG | 2096 |
173 |
| Henkel AG & Co. KGaA | 9839 |
101 |
| Lubrizol Advanced Materials, Inc. | 942 |
88 |
| BASF Coatings GmbH | 1070 |
81 |
| Covestro LLC | 607 |
71 |
| DIC Corporation | 3313 |
69 |
| Bayer MaterialScience AG | 976 |
62 |
| Sika Technology AG | 2240 |
56 |
| PPG Industries Ohio, Inc. | 3419 |
55 |
| Rohm and Haas Company | 2641 |
53 |
| Covestro Intellectual Property GmbH & Co. KG | 832 |
49 |
| Huntsman International LLC | 720 |
42 |
| Evonik Operations GmbH | 3937 |
42 |
| 3m Innovative Properties Company | 20636 |
37 |
| Bayer Intellectual Property GmbH | 3217 |
36 |
| LG Chem, Ltd. | 16413 |
34 |
| Resinate Materials Group, Inc. | 47 |
32 |
| Bostik SA | 545 |
31 |
| Other owners | 2115 |