- 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 101/22 - Organic substances containing halogen
Patent holdings for IPC class A62D 101/22
Total number of patents in this class: 98
10-year publication summary
|
3
|
6
|
6
|
2
|
6
|
7
|
5
|
0
|
9
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kinki University | 238 |
4 |
| Tamura TECO Co., Ltd. | 7 |
4 |
| Tsinghua University | 5811 |
3 |
| Pyrogenesis Canada, Inc. | 66 |
3 |
| Battelle Memorial Institute | 2457 |
2 |
| Purdue Research Foundation | 3556 |
2 |
| Adeka Corporation | 1360 |
2 |
| Dowa ECO-SYSTEM Co., Ltd. | 55 |
2 |
| Hi-van Corporation | 5 |
2 |
| National University Corporation Yamagata University | 132 |
2 |
| Perma-Fix Environmental Services, Inc. | 28 |
2 |
| Tufts University | 348 |
2 |
| The United States of America as represented by the Secretary of the Air Force | 833 |
2 |
| University of Maryland, Baltimore County | 256 |
2 |
| Zhejiang University of Technology | 240 |
2 |
| Syndial S.p.A. | 3 |
2 |
| Hmr-solutions, Inc | 12 |
2 |
| Safemedwaste, Inc. | 3 |
2 |
| The Regents of the University of California | 19752 |
1 |
| Merck Patent GmbH | 5830 |
1 |
| Other owners | 54 |