- All sections
- C - Chemistry; metallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 18/48 - Polyethers
Patent holdings for IPC class C08G 18/48
Total number of patents in this class: 5869
10-year publication summary
344
|
418
|
466
|
505
|
615
|
614
|
584
|
551
|
442
|
131
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
BASF SE | 19740 |
573 |
Dow Global Technologies LLC | 10147 |
540 |
Covestro Deutschland AG | 2429 |
290 |
Sika Technology AG | 2650 |
263 |
Huntsman International LLC | 708 |
179 |
Covestro LLC | 577 |
146 |
Henkel AG & Co. KGaA | 10129 |
136 |
Rohm and Haas Company | 2805 |
97 |
Evonik Operations GmbH | 3879 |
93 |
Bayer MaterialScience AG | 874 |
74 |
PPG Industries Ohio, Inc. | 3430 |
74 |
Lubrizol Advanced Materials, Inc. | 949 |
73 |
Covestro Intellectual Property GmbH & Co. KG | 501 |
72 |
Bostik SA | 602 |
66 |
DIC Corporation | 3597 |
64 |
Mitsui Chemicals, Inc. | 3134 |
58 |
DDP Specialty Electronic Materials US, LLC | 442 |
47 |
Dow Global Technologies Inc. | 1055 |
43 |
Acushnet Company | 2337 |
42 |
3m Innovative Properties Company | 18406 |
36 |
Other owners | 2903 |