Patent
   D942281
Priority
Dec 31 2019
Filed
Dec 31 2019
Issued
Feb 01 2022
Expiry
Feb 01 2037
Assg.orig
Entity
unknown
2
5
n/a
The ornamental design for an air quality monitoring device, as shown and described.

FIG. 1 is a front perspective view of an air quality monitoring device showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left-side view thereof;

FIG. 5 is a right-side view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a rear perspective view thereof.

The broken lines shown in FIG. 2 depict portions of the air quality monitoring device that form no part of the claimed design.

Kim, Bosung, Cho, Kevin, Yun, Dukhyun, Ro, Ronald

Patent Priority Assignee Title
D957265, Sep 25 2020 SHENZHEN QIANHAI NOKLEAD TECHNOLOGY CO., LTD; SHENZHEN QIANHAI NOKLEAD TECHNOLOGY CO , LTD Alarm clock
D957957, Mar 10 2020 KYUNGDONG NAVIEN CO., LTD. Air quality measuring apparatus
Patent Priority Assignee Title
7511809, Jul 07 2006 PERATON INC Air sampler module for enhancing the detection capabilities of a chemical detection device or system
D734187, Jun 24 2013 NEW COSMOS ELECTRIC CO LTD Gas detector
D742263, Dec 20 2013 Tintometer GmbH Measuring apparatus
D768012, May 27 2015 BITFINDER, INC Air quality monitoring device
D790367, Jan 11 2016 KRAFFTIT, INC Air quality monitor
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Dec 31 2019Bitfinder, Inc.(assignment on the face of the patent)
Aug 21 2021YUN, DUKHYUNBITFINDER, INC DBA AWAIR INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0574550540 pdf
Aug 26 2021KIM, BOSUNGBITFINDER, INC DBA AWAIR INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0574550540 pdf
Sep 07 2021CHO, KEVINBITFINDER, INC DBA AWAIR INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0574550540 pdf
Sep 09 2021RO, RONALDBITFINDER, INC DBA AWAIR INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0574550540 pdf
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