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A FACE MASK WITH RESPIRATION CONTROLLED INWARD AND OUTWARD AIRFLOW VALVE AND COMPACT CHANGEABLE AIR FILTERS.
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Abstract
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A FACE MASK WITH RESPIRATION CONTROLLED INWARD AND OUTWARD AIRFLOW VALVE AND COMPACT CHANGEABLE AIR FILTERS.
ORDINARY APPLICATION
Published
Filed on 27 April 2021
Patent Information
| Application ID | 202141019292 |
| Date of Application | 27/04/2021 |
Documents
| Name | Date |
|---|---|
| 202141019292-COMPLETE SPECIFICATION [26-04-2022(online)].pdf | 26/04/2022 |
| 202141019292-DRAWING [26-04-2022(online)].pdf | 26/04/2022 |
| 202141019292-ENDORSEMENT BY INVENTORS [26-04-2022(online)].pdf | 26/04/2022 |
| 202141019292-FORM 3 [26-04-2022(online)].pdf | 26/04/2022 |
| 202141019292-FORM 1 [27-04-2021(online)].pdf | 27/04/2021 |
