- All sections
- C - Chemistry; metallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 18/76 - Polyisocyanates or polyisothiocyanates cyclic aromatic
Patent holdings for IPC class C08G 18/76
Total number of patents in this class: 5073
10-year publication summary
|
327
|
386
|
499
|
522
|
639
|
632
|
568
|
499
|
355
|
120
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 19740 |
567 |
| Dow Global Technologies LLC | 10147 |
474 |
| Covestro Deutschland AG | 2429 |
267 |
| Sika Technology AG | 2650 |
197 |
| Huntsman International LLC | 708 |
178 |
| Henkel AG & Co. KGaA | 10129 |
128 |
| Covestro LLC | 577 |
101 |
| Evonik Operations GmbH | 3879 |
92 |
| Lubrizol Advanced Materials, Inc. | 949 |
90 |
| Mitsui Chemicals, Inc. | 3134 |
77 |
| Rohm and Haas Company | 2805 |
69 |
| Covestro Intellectual Property GmbH & Co. KG | 501 |
60 |
| DIC Corporation | 3597 |
52 |
| Bostik SA | 602 |
49 |
| H.B. Fuller Company | 370 |
38 |
| DDP Specialty Electronic Materials US, LLC | 442 |
38 |
| PPG Industries Ohio, Inc. | 3430 |
37 |
| BYK-Chemie GmbH | 437 |
34 |
| Bayer MaterialScience AG | 874 |
33 |
| BASF Coatings GmbH | 1128 |
33 |
| Other owners | 2459 |