- All sections
- C - Chemistry; metallurgy
- C01B - Non-metallic elements; compounds thereof
- C01B 32/17 - Purification
Patent holdings for IPC class C01B 32/17
Total number of patents in this class: 86
10-year publication summary
1
|
4
|
12
|
14
|
10
|
10
|
6
|
13
|
7
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Arkema France | 3790 |
4 |
Hydro-Quebec | 637 |
4 |
Nanocomp Technologies, Inc. | 101 |
4 |
Zeon Corporation | 3854 |
4 |
LG Chem, Ltd. | 17205 |
3 |
Nano-C, Inc. | 71 |
3 |
National Research Council of Canada | 1545 |
3 |
The Regents of the University of California | 18943 |
2 |
International Business Machines Corporation | 60644 |
2 |
Lawrence Livermore National Security, LLC | 1834 |
2 |
Korea Institute of Science and Technology | 2022 |
2 |
King Abdullah University of Science and Technology | 1703 |
2 |
Universidad Del Pais VASCO | 81 |
2 |
The Board of Trustees of the Leland Stanford Junior University, Office of the General Counsel | 12 |
2 |
Chasm Advanced Materials, Inc. | 14 |
2 |
Direct Air Capture, LLC | 13 |
2 |
The Boeing Company | 19843 |
1 |
NEC Corporation | 32703 |
1 |
Sumitomo Electric Industries, Ltd. | 14131 |
1 |
The Board of Trustees of the Leland Stanford Junior University | 6054 |
1 |
Other owners | 39 |