Patent holdings for IPC class C01G 23/053

Total number of patents in this class: 503

10-year publication summary

36
41
21
34
27
24
42
20
24
1
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
BASF SE
20403
15
Shin-Etsu Chemical Co., Ltd.
5444
12
Sumitomo Osaka Cement Co., Ltd.
827
12
E. I. du Pont de Nemours and Company
4251
11
Ishihara Sangyo Kaisha, Ltd.
657
11
Showa Denko K.K.
2340
9
JGC Catalysts and Chemicals Ltd.
249
9
Avertana Limited
12
9
Kronos International, Inc.
103
8
Nissan Chemical Industries, Ltd.
1759
8
Tronox LLC
166
8
Venator Germany GmbH
38
8
Joma International AS
15
7
Commissariat à l'énergie atomique et aux energies alternatives
10694
6
Sakai Chemical Industry Co., Ltd.
272
5
Tayca Corporation
91
5
Ningbo Nanojp New Material Technology Co., Ltd.
6
5
Northwestern University
3273
4
Croda International plc
562
4
M. Technique Co., Ltd.
243
4
Other owners 343