- All sections
- C - Chemistry; metallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 18/46 - Polycondensates having carboxylic or carbonic ester groups in the main chain having hetero atoms other than oxygen
Patent holdings for IPC class C08G 18/46
Total number of patents in this class: 203
10-year publication summary
|
8
|
13
|
10
|
16
|
24
|
21
|
34
|
22
|
14
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dow Global Technologies LLC | 10147 |
23 |
| BASF SE | 19740 |
16 |
| Covestro Deutschland AG | 2429 |
11 |
| Rohm and Haas Company | 2805 |
9 |
| Daicel Corporation | 2128 |
8 |
| Huntsman International LLC | 708 |
8 |
| Presidium Innovations, LLC | 9 |
7 |
| HRL Laboratories, LLC | 1588 |
6 |
| PPG Industries Ohio, Inc. | 3430 |
5 |
| Living Proof, Inc. | 129 |
5 |
| BASF Coatings GmbH | 1128 |
4 |
| Biocellection Inc. | 9 |
4 |
| Lubrizol Advanced Materials, Inc. | 949 |
4 |
| Akzo Nobel Coatings International B.V. | 2185 |
3 |
| Arkema France | 3790 |
3 |
| Covestro LLC | 577 |
3 |
| Eastman Chemical Company | 2239 |
3 |
| Stepan Company | 567 |
3 |
| DDP Specialty Electronic Materials US, LLC | 442 |
3 |
| BASF Corporation | 2039 |
2 |
| Other owners | 73 |