- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 39/14 - Base exchange silicates, e.g. zeolites
Patent holdings for IPC class B01J 39/14
Total number of patents in this class: 94
10-year publication summary
|
14
|
12
|
10
|
13
|
13
|
5
|
5
|
6
|
3
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ZS Pharma, Inc. | 51 |
21 |
| Uop LLC | 4083 |
6 |
| University of South Florida | 1817 |
5 |
| BASF SE | 19740 |
4 |
| Corning Incorporated | 9932 |
3 |
| Chevron U.S.A. Inc. | 3774 |
3 |
| Omya International AG | 816 |
3 |
| BASF Corporation | 2039 |
2 |
| Industrial Technology Research Institute | 4898 |
2 |
| NGK Insulators, Ltd. | 4589 |
2 |
| Rasa Industries, Ltd. | 19 |
2 |
| Sandoz AG | 1392 |
1 |
| Shell Internationale Research Maatschappij B.V. | 3792 |
1 |
| The Regents of the University of California | 18943 |
1 |
| Centre National de La Recherche Scientifique | 9632 |
1 |
| Robert Bosch GmbH | 40953 |
1 |
| GM Global Technology Operations LLC | 13620 |
1 |
| Shell Oil Company | 2196 |
1 |
| Cook Medical Technologies LLC | 3369 |
1 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
1 |
| Other owners | 32 |