- All sections
- B - Performing operations; transporting
- B01D - Separation
- B01D 46/84 - Chemical processes for the removal of the retained particles, e.g. by burning by heating only
Patent holdings for IPC class B01D 46/84
Total number of patents in this class: 36
10-year publication summary
|
0
|
0
|
0
|
3
|
1
|
6
|
8
|
10
|
8
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hytech Power, LLC | 17 |
4 |
| NGK Insulators, Ltd. | 4792 |
3 |
| Audi AG | 7281 |
3 |
| Herding GmbH Filtertechnik | 26 |
2 |
| Signature Science, LLC | 27 |
2 |
| Volkswagen AG | 7282 |
2 |
| The Government of the United States of America, as represented by the Secretary of Homeland Security | 222 |
2 |
| LG Electronics Inc. | 71039 |
1 |
| The Regents of the University of California | 19517 |
1 |
| GM Global Technology Operations LLC | 14260 |
1 |
| Bayerische Motoren Werke Aktiengesellschaft | 13863 |
1 |
| B.G. Negev Technologies and Applications Ltd., at Ben-gurion University | 326 |
1 |
| Ceracomp Co., Ltd. | 24 |
1 |
| Cummins Inc. | 2474 |
1 |
| Government of The United States AS represented by The Administrator of The U.S. Environmental Protection Agency | 11 |
1 |
| Jaguar Land Rover Limited | 4620 |
1 |
| Johnson Matthey Public Limited Company | 1852 |
1 |
| South Bank University Enterprises Ltd. | 19 |
1 |
| William Marsh Rice University | 973 |
1 |
| Eugenus, Inc. | 57 |
1 |
| Other owners | 5 |