- All sections
- C - Chemistry; metallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 18/70 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
Patent holdings for IPC class C08G 18/70
Total number of patents in this class: 358
10-year publication summary
|
28
|
24
|
17
|
26
|
19
|
22
|
19
|
17
|
16
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Covestro Deutschland AG | 2429 |
28 |
| BASF SE | 19740 |
24 |
| PPG Industries Ohio, Inc. | 3430 |
19 |
| Bayer MaterialScience AG | 874 |
10 |
| Mitsui Chemicals, Inc. | 3134 |
10 |
| Huntsman International LLC | 708 |
9 |
| Bayer Intellectual Property GmbH | 2671 |
8 |
| Lanxess Deutschland GmbH | 1104 |
8 |
| Dow Global Technologies LLC | 10147 |
7 |
| BASF Coatings GmbH | 1128 |
7 |
| Covestro LLC | 577 |
6 |
| Hewlett-Packard Development Company, L.P. | 28538 |
5 |
| 3m Innovative Properties Company | 18406 |
4 |
| Henkel AG & Co. KGaA | 10129 |
4 |
| Lubrizol Advanced Materials, Inc. | 949 |
4 |
| Perstorp France | 13 |
4 |
| SKC Co., Ltd. | 311 |
4 |
| Evertree | 80 |
4 |
| Covestro (Netherlands) B.V. | 312 |
4 |
| E. I. du Pont de Nemours and Company | 4345 |
3 |
| Other owners | 186 |