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  • C - Chemistrymetallurgy
  • C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
  • C08G 64/40 - Post-polymerisation treatment

Patent holdings for IPC class C08G 64/40

Total number of patents in this class: 161

10-year publication summary

13
13
12
12
12
9
14
4
7
8
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
LG Chem, Ltd.
17682
22
SABIC Global Technologies B.V.
4388
16
Mitsubishi Chemical Corporation
4593
9
Covestro Deutschland AG
2784
9
Bayer MaterialScience AG
774
6
Idemitsu Kosan Co., Ltd.
4239
6
SK Innovation Co., Ltd.
1374
6
Mitsubishi Gas Chemical Company, Inc.
3494
5
Sabic Innovative Plastics IP B.V.
681
4
SHPP Global Technologies B.V.
1089
4
Dow Global Technologies LLC
10509
3
Toray Industries, Inc.
7004
3
Covestro LLC
591
3
Sumitomo Seika Chemicals Co., Ltd.
1055
3
Saudi Aramco Technologies Company
109
3
Lumas Polymers LLC
30
3
Murata Manufacturing Co., Ltd.
24928
2
Agency for Science, Technology and Research
3656
2
King Abdullah University of Science and Technology
1806
2
National University of Singapore
2497
2
Other owners 48

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