Patent holdings for IPC class C07C 31/08

Total number of patents in this class: 467

10-year publication summary

17
24
20
18
22
15
21
21
14
15
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Celanese International Corporation
910
108
Sekisui Chemical Co., Ltd.
3619
18
BP p.l.c.
537
14
IFP Energies Nouvelles
3095
14
Mitsubishi Chemical Corporation
4723
7
Dow Global Technologies LLC
10960
6
BASF SE
21308
5
NGK Insulators, Ltd.
5239
5
Showa Denko K.K.
2069
5
Dalian Institute of Chemical Physics, Chinese Academy of Sciences
692
5
ENI S.p.A.
1308
5
Compagnie Generale des Etablissements Michelin
4971
5
Air Company Holdings, Inc.
80
5
Uop LLC
4393
4
Abengoa Bioenergia Nuevas Tecnologias, S.A.
31
4
Enerkem Inc.
90
4
Ube Industries, Ltd.
770
4
Shell Internationale Research Maatschappij B.V.
3398
3
ExxonMobil Chemical Patents Inc.
3776
3
Compagnie générale des établissements Michelin SCA
2718
3
Other owners 240