- All sections
- A - Human necessities
- A62D - Chemical means for extinguishing firesprocesses for making harmful chemical substances harmless, or less harmful, by effecting a chemical changecomposition of materials for coverings or clothing for protecting against harmful chemical agentscomposition of materials for transparent parts of gas-masks, respirators, breathing bags or helmetscomposition of chemical materials for use in breathing apparatus
- A62D 9/00 - Composition of chemical substances for use in breathing apparatus
Patent holdings for IPC class A62D 9/00
Total number of patents in this class: 43
10-year publication summary
|
3
|
2
|
2
|
1
|
3
|
5
|
3
|
3
|
0
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Oxygenium Ltd. | 5 |
3 |
| 3m Innovative Properties Company | 17812 |
2 |
| Northwestern University | 3407 |
2 |
| ANDPAK, INC., DBA Zip-Chem Products | 14 |
2 |
| Arkema Inc. | 1066 |
2 |
| Ecolab USA Inc. | 5509 |
2 |
| Her Majesty the Queen in Right of Canada, as represented by the Minister of National Defence | 202 |
2 |
| HSD Holding Smart Device S.r.l. | 11 |
2 |
| Ngee Ann Polytechnic | 49 |
2 |
| Technische Universität Dresden | 557 |
2 |
| BASF SE | 20961 |
1 |
| Battelle Memorial Institute | 2494 |
1 |
| Korea Institute of Science and Technology | 2128 |
1 |
| Anglo Platinum Marketing Limited | 22 |
1 |
| Blucher GmbH | 178 |
1 |
| D C Chemical Co., Ltd. | 1 |
1 |
| Johnson Matthey Public Limited Company | 1866 |
1 |
| Ministerio de Defensa | 2 |
1 |
| NBC Meshtec, Inc. | 83 |
1 |
| Royal Natural Medicine, s.r.o. | 7 |
1 |
| Other owners | 12 |