Air filter housing
Latest Blueair AB Patents:
Description
Claims
The ornamental design for air filter housing, as shown and described.
Referenced Cited
U.S. Patent Documents
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Patent History
Patent number: D774173
Type: Grant
Filed: Aug 28, 2014
Date of Patent: Dec 13, 2016
Assignee: Blueair AB (Stockholm)
Inventor: Elin Engberg (Stockholm)
Primary Examiner: David Muller
Assistant Examiner: Nathan Johnston
Application Number: 29/500,841
Type: Grant
Filed: Aug 28, 2014
Date of Patent: Dec 13, 2016
Assignee: Blueair AB (Stockholm)
Inventor: Elin Engberg (Stockholm)
Primary Examiner: David Muller
Assistant Examiner: Nathan Johnston
Application Number: 29/500,841
Classifications
Current U.S. Class:
Air Cleaner (D23/364)