Patent
   D923455
Priority
Mar 20 2020
Filed
Mar 20 2020
Issued
Jun 29 2021
Expiry
Jun 29 2036
Assg.orig
Entity
unknown
4
14
n/a
The ornamental design for a door lock, as shown and described.

FIG. 1 is a perspective view of a door lock showing my new design;

FIG. 2 is another perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

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

FIG. 8 is a bottom plan view thereof.

The broken lines in the drawings depict boundaries of the door lock that form no part of the claimed design.

Chen, Qiang

Patent Priority Assignee Title
ER6541,
ER8681,
ER8943,
ER9407,
Patent Priority Assignee Title
10049520, Jun 13 2016 Sargent Manufacturing Company Access system with persistent display
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10563425, Apr 19 2018 Schlage Lock Company LLC Indicator lever
8869574, Mar 15 2013 CONSUMER 2 0, INC Door entry system
9303432, Nov 15 2011 ROCKWELL AUTOMATION TECHNOLOGIES, INC Handle with operable barriers and related locking methods
9487971, Mar 15 2013 ASSA ABLOY AMERICAS RESIDENTIAL INC Electro-mechanical locks with bezel turning function
9727328, Mar 15 2013 AUGUST HOME INC Intelligent door lock system with firmware updates
D391143, Oct 04 1996 Federal Cartridge Company Low profile handle
D554196, Jul 13 2006 GUANGZHOU DIGI INTELLIGENT SYSTEM MANUFACTURING CO , LTD Fingerprint lock
D578374, May 21 2007 UNIPASS CO , LTD , A KOREAN CORPORATION Handle door lock
D709351, Jul 31 2013 S.P.E.P. ACQUISITION CORP. Defeater latch handle
D793205, Aug 22 2016 GATE LABS INC Door lock
D817739, Sep 02 2015 ABUS August Bremicker Söhne KG Lock
D837031, Jan 31 2017 Zephyr Lock, LLC Lock
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Mar 17 2020CHEN, QIANGZHONGSHAN HYDI ARROW LOCK CO , LTDASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0522040011 pdf
Mar 20 2020ZHONGSHAN HYDI ARROW LOCK CO., LTD(assignment on the face of the patent)
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