- All sections
- A - Human necessities
- A62D - Chemical means for extinguishing fires; processes for making harmful chemical substances harmless, or less harmful, by effecting a chemical change; composition of materials for coverings or clothing for protecting against harmful chemical agents; composition of materials for transparent parts of gas-masks, respirators, breathing bags or helmets; composition of chemical materials for use in breathing apparatus
- A62D 3/37 - Processes for making harmful chemical substances harmless, or less harmful, by effecting a chemical change in the substances by reacting with chemical agents by reduction, e.g. hydrogenation
Patent holdings for IPC class A62D 3/37
Total number of patents in this class: 65
10-year publication summary
|
3
|
6
|
2
|
4
|
5
|
1
|
6
|
5
|
3
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| citizen Watch Co., Ltd. | 1070 |
5 |
| Battelle Memorial Institute | 2419 |
2 |
| Purdue Research Foundation | 3477 |
2 |
| Bromine Compounds Ltd. | 187 |
2 |
| Orica Explosives Technology Pty Ltd. | 199 |
2 |
| Waseda University | 434 |
2 |
| Azmec Co., Ltd. | 4 |
2 |
| Wismut Gesellschaft mit Beschränkter Haftung | 3 |
2 |
| Baker Hughes Incorporated | 5504 |
1 |
| The Regents of the University of California | 19517 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 29733 |
1 |
| The Board of Trustees of the Leland Stanford Junior University | 6246 |
1 |
| The Johns Hopkins University | 5533 |
1 |
| The United States of America as represented by the Secretary of the Army | 1183 |
1 |
| Arcadis Nederland B.V. | 2 |
1 |
| BIOREM Engineering SARL | 4 |
1 |
| Board of Trustees of Michigan State University | 1157 |
1 |
| Colorado School of Mines | 175 |
1 |
| Commonwealth Scientific and Industrial Research Organisation | 1675 |
1 |
| D & D Emulsions Inc. | 19 |
1 |
| Other owners | 34 |