Patent holdings for IPC class B01J 31/18

Total number of patents in this class: 1493

10-year publication summary

99
97
122
103
85
96
97
94
68
44
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
LG Chem, Ltd.
17970
62
Chevron Phillips Chemical Company LP
1866
59
Evonik Oxeno GmbH & Co. KG
369
35
BASF SE
21320
33
Dow Technology Investments LLC
279
31
Dow Global Technologies LLC
11051
27
SABIC Global Technologies B.V.
4625
24
Eastman Chemical Company
2114
23
INV Nylon Chemicals Americas, LLC
203
21
Centre National de La Recherche Scientifique
11111
20
Massachusetts Institute of Technology
10305
18
INVISTA North America, LLC
146
17
The Trustees of Princeton University
1276
15
ExxonMobil Research And Engineering Company
2392
14
Saudi Basic Industries Corporation
523
14
Linde Aktiengesellschaft
1411
14
SCION Holdings LLC
31
14
Firmenich SA
1776
13
IFP Energies Nouvelles
3116
13
ExxonMobil Chemical Patents Inc.
3762
12
Other owners 1014