Air treatment device
Latest Blueair AB Patents:
Description
The broken lines shown within the figures form no part of the claimed design.
Claims
The ornamental design for an air treatment device, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
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Patent History
Patent number: D947336
Type: Grant
Filed: Jun 7, 2019
Date of Patent: Mar 29, 2022
Assignee: Blueair AB (Stockholm)
Inventors: Fredrik Victorin (Stockholm), Marie Ideström (Stockholm), Fredrick Nilsson (Stockholm), Christian Engene (Stockholm), Johan Axelsson (Stockholm)
Primary Examiner: Nathan M Johnston
Application Number: 29/694,120
Type: Grant
Filed: Jun 7, 2019
Date of Patent: Mar 29, 2022
Assignee: Blueair AB (Stockholm)
Inventors: Fredrik Victorin (Stockholm), Marie Ideström (Stockholm), Fredrick Nilsson (Stockholm), Christian Engene (Stockholm), Johan Axelsson (Stockholm)
Primary Examiner: Nathan M Johnston
Application Number: 29/694,120
Classifications
Current U.S. Class:
Air Cleaner (D23/364)