Patent holdings for IPC class C01F 7/56

Total number of patents in this class: 132

10-year publication summary

12
6
9
1
1
3
6
9
8
1
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Colgate-Palmolive Company
5744
11
Usalco, LLC
40
10
Conopco, Inc.
4959
6
Lava Blue Ltd
7
5
Unilever PLC
3095
4
Unilever N.V.
3004
4
Board of Regents, The University of Texas System
5989
4
Alcoa of Australia Limited
43
4
Lanxess Deutschland GmbH
1103
4
Orbite Aluminae Inc.
14
4
C-koe Metals, L.P.
4
4
AEM Canada Group Inc.
13
4
E. I. du Pont de Nemours and Company
3777
3
California Institute of Technology
4006
3
Easymining Sweden AB
68
3
Brimstone Energy Inc.
23
3
Eth Zurich
1313
2
Gulbrandsen Technologies, Inc.
8
2
Keystone Metals Recovery Inc.
4
2
Norsk Hydro ASA
254
2
Other owners 48