- 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 3/176 - Ultraviolet radiation, i.e. radiation having a wavelength of about 3 to 400 nm
Patent holdings for IPC class A62D 3/176
Total number of patents in this class: 34
10-year publication summary
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2
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3
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0
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0
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2
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3
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1
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3
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2
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2
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nippon Sheet Glass Company, Limited | 955 |
3 |
| Merck Patent GmbH | 5729 |
2 |
| Neo Tech Aqua Solutions, Inc. | 10 |
2 |
| Sanuvox Technologies Inc. | 28 |
2 |
| Ushio Denki Kabushiki Kaisha | 1207 |
2 |
| Rh-imaging Systems Inc. | 8 |
2 |
| Centre National de La Recherche Scientifique | 11026 |
1 |
| Toyoda Gosei Co., Ltd. | 1857 |
1 |
| Board of Trustees of Michigan State University | 1209 |
1 |
| Council of Scientific & Industrial Research | 1447 |
1 |
| EXP Services Inc. | 14 |
1 |
| Hefei University of Technology | 261 |
1 |
| Natural Energy Systems Inc. | 1 |
1 |
| Parsons Corporation | 177 |
1 |
| Portland State University | 86 |
1 |
| The Ritsumeikan Trust | 178 |
1 |
| Stratasys Ltd. | 449 |
1 |
| Tokuyama Corporation | 1481 |
1 |
| Trojan Technologies | 38 |
1 |
| Universita' degli Studi di Udine | 79 |
1 |
| Other owners | 7 |