Patent holdings for IPC class C07C 29/151

Total number of patents in this class: 997

10-year publication summary

67
66
50
63
95
74
89
104
108
65
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Topsoe A/S
892
85
Haldor Topsøe A/S
659
46
L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude
3976
44
SABIC Global Technologies B.V.
4335
29
Johnson Matthey Davy Technologies Limited
273
28
Casale SA
608
23
ExxonMobil Research And Engineering Company
2576
21
BP p.l.c.
519
19
BASF SE
20926
17
Enerkem Inc.
84
17
Johnson Matthey Public Limited Company
1851
17
University of Southern California
2114
15
ThyssenKrupp AG
3281
15
PCL Administration LLC
19
15
Siemens AG
24505
13
ENI S.p.A.
1261
12
Gascontec GmbH
35
12
Praxair Technology, Inc.
1299
11
Saudi Arabian Oil Company
13091
11
ThyssenKrupp Industrial Solutions AG
631
11
Other owners 536