- 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: 39
10-year publication summary
|
3
|
2
|
1
|
3
|
6
|
4
|
3
|
0
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Oxygenium Ltd. | 5 |
3 |
| 3m Innovative Properties Company | 17445 |
2 |
| Northwestern University | 3567 |
2 |
| Arkema Inc. | 1060 |
2 |
| Ecolab USA Inc. | 5826 |
2 |
| Her Majesty the Queen in Right of Canada, as represented by the Minister of National Defence | 201 |
2 |
| HSD Holding Smart Device S.r.l. | 10 |
2 |
| Ngee Ann Polytechnic | 50 |
2 |
| Technische Universität Dresden | 551 |
2 |
| Battelle Memorial Institute | 2610 |
1 |
| Korea Institute of Science and Technology | 2252 |
1 |
| ANDPAK, INC., DBA Zip-Chem Products | 13 |
1 |
| Anglo Platinum Marketing Limited | 16 |
1 |
| Blucher GmbH | 176 |
1 |
| D C Chemical Co., Ltd. | 1 |
1 |
| Johnson Matthey Public Limited Company | 1766 |
1 |
| Ministerio de Defensa | 2 |
1 |
| NBC Meshtec, Inc. | 85 |
1 |
| Royal Natural Medicine, s.r.o. | 7 |
1 |
| Technicka Univerzita V Liberci | 68 |
1 |
| Other owners | 9 |