Patent holdings for IPC class C07C 4/04

Total number of patents in this class: 379

10-year publication summary

24
11
18
20
36
27
25
35
28
11
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
ExxonMobil Chemical Patents Inc.
3879
48
SABIC Global Technologies B.V.
4471
39
Uop LLC
4289
24
Saudi Arabian Oil Company
13921
21
Lummus Technology LLC
469
14
Dow Global Technologies LLC
10742
12
Kellogg Brown & Root LLC
520
12
Linde Aktiengesellschaft
1453
11
Chevron U.S.A. Inc.
4075
9
Saudi Basic Industries Corporation
534
8
China Petroleum & Chemical Corporation
2015
7
Chevron Phillips Chemical Company LP
1853
6
Neste Oyj
790
6
Eastman Chemical Company
2102
5
Sinopec Engineering Incorporation
27
5
Totalenergies Onetech Belgium
43
5
Aramco Services Company
4164
4
Lyondell Chemical Technology, L.P.
252
4
NOVA Chemicals (International) S.A.
790
4
BASF SE
21131
3
Other owners 132