Patent holdings for IPC class C07C 29/151

Total number of patents in this class: 995

10-year publication summary

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

Principal owners for this class

Owner
All patents
This class
Topsoe A/S
891
85
Haldor Topsøe A/S
659
46
L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude
3974
44
SABIC Global Technologies B.V.
4332
29
Johnson Matthey Davy Technologies Limited
273
28
Casale SA
608
23
ExxonMobil Research And Engineering Company
2579
21
BP p.l.c.
520
19
BASF SE
20912
17
Enerkem Inc.
84
17
Johnson Matthey Public Limited Company
1850
17
University of Southern California
2115
15
ThyssenKrupp AG
3280
15
PCL Administration LLC
19
15
Siemens AG
24518
13
ENI S.p.A.
1258
12
Gascontec GmbH
35
12
Praxair Technology, Inc.
1302
11
Saudi Arabian Oil Company
13044
11
ThyssenKrupp Industrial Solutions AG
631
11
Other owners 534