Patent holdings for IPC class C01F 7/56

Total number of patents in this class: 133

10-year publication summary

12
7
11
2
3
3
9
11
9
4
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Colgate-Palmolive Company
5759
11
Usalco, LLC
41
8
Conopco, Inc.
5066
6
Lava Blue Ltd
7
5
Unilever PLC
3020
4
Unilever N.V.
2930
4
Board of Regents, The University of Texas System
6077
4
Alcoa of Australia Limited
41
4
Lanxess Deutschland GmbH
1141
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
3575
3
California Institute of Technology
4035
3
Easymining Sweden AB
70
3
Brimstone Energy Inc.
24
3
Eth Zurich
1314
2
Gulbrandsen Technologies, Inc.
9
2
Keystone Metals Recovery Inc.
3
2
Norsk Hydro ASA
248
2
Other owners 51