Patent holdings for IPC class C09K 8/594

Total number of patents in this class: 566

10-year publication summary

42
43
46
43
51
51
41
37
43
15
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Saudi Arabian Oil Company
14305
102
Dow Global Technologies LLC
10994
37
Aramco Services Company
4192
26
Linde Aktiengesellschaft
1419
19
Halliburton Energy Services, Inc.
21309
18
Chevron U.S.A. Inc.
4159
16
Advansix Resins & Chemicals LLC
307
14
ConocoPhillips Company
1712
10
Lignosol IP Limited
32
10
Board of Regents, The University of Texas System
6141
9
Championx LLC
649
8
The Lubrizol Corporation
1259
7
University of Houston System
1123
6
University of Kansas
924
6
Totalenergies Onetech
1541
6
BASF SE
21306
5
Shell Internationale Research Maatschappij B.V.
3394
5
Rohm and Haas Company
2943
5
China University of Petroleum (East China)
423
5
ExxonMobil Upstream Research Company
2291
5
Other owners 247