- All sections
- C - Chemistry; metallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 18/77 - Polyisocyanates or polyisothiocyanates having hetero atoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
Patent holdings for IPC class C08G 18/77
Total number of patents in this class: 306
10-year publication summary
|
19
|
18
|
15
|
25
|
23
|
21
|
19
|
24
|
16
|
6
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF Coatings GmbH | 1128 |
25 |
| Covestro Deutschland AG | 2429 |
22 |
| Dow Global Technologies LLC | 10147 |
13 |
| Bayer MaterialScience AG | 874 |
10 |
| Bezwada Biomedical, LLC | 48 |
6 |
| Sika Technology AG | 2650 |
6 |
| Evonik Degussa GmbH | 1574 |
5 |
| Henkel AG & Co. KGaA | 10129 |
5 |
| Asahi Kasei Kabushiki Kaisha | 2429 |
5 |
| Iowa State University Research Foundation, Inc. | 685 |
5 |
| SHPP Global Technologies B.V. | 1045 |
5 |
| BASF SE | 19740 |
4 |
| Ethicon, Inc. | 1310 |
4 |
| Polynovo Biomaterials Pty Limited | 44 |
4 |
| SANYO Chemical Industries, Ltd. | 472 |
4 |
| PPG Industries Ohio, Inc. | 3430 |
3 |
| Affymetrix, Inc. | 273 |
3 |
| BASF Coatings AG | 85 |
3 |
| Lanxess Deutschland GmbH | 1104 |
3 |
| University of Massachusetts | 2130 |
3 |
| Other owners | 168 |