Patent holdings for IPC class B01J 31/18

Total number of patents in this class: 1454

10-year publication summary

115
98
94
120
99
84
93
92
90
61
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
LG Chem, Ltd.
17679
59
Chevron Phillips Chemical Company LP
1851
56
BASF SE
21087
35
Evonik Oxeno GmbH & Co. KG
339
35
Dow Technology Investments LLC
273
32
Dow Global Technologies LLC
10555
27
SABIC Global Technologies B.V.
4403
23
Eastman Chemical Company
2212
21
Massachusetts Institute of Technology
10143
19
INV Nylon Chemicals Americas, LLC
192
19
Centre National de La Recherche Scientifique
10693
18
Novomer, Inc.
212
18
INVISTA North America, LLC
150
17
ExxonMobil Research And Engineering Company
2537
14
Saudi Basic Industries Corporation
545
14
Linde Aktiengesellschaft
1484
14
The Trustees of Princeton University
1215
14
SCION Holdings LLC
31
14
ExxonMobil Chemical Patents Inc.
3948
13
Firmenich SA
1710
13
Other owners 979