Patent
   D823664
Priority
Mar 15 2017
Filed
Mar 15 2017
Issued
Jul 24 2018
Expiry
Jul 24 2033
Assg.orig
Entity
unknown
2
13
n/a
The ornamental design for a door security bar, as shown and described.

FIG. 1 is a front perspective view of a door security bar showing my new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is top perspective view thereof; and,

FIG. 7 is a bottom perspective view thereof opposite the top perspective view of FIG. 6.

Workman, David

Patent Priority Assignee Title
D837644, Aug 03 2017 Door stop
D944413, Mar 07 2021 SHANGHAI MEI ZI NETWORK TECHNOLOGY CO., LTD. Security bar
Patent Priority Assignee Title
3583743,
3615114,
5605364, Jul 11 1995 Doorway security device and method of using same
6705652, Jun 25 2002 Security system
6834896, Oct 15 2002 Locking apparatus for trailer doors
219362,
230701,
236082,
D504302, Apr 16 2003 Window/door jimmy
D540150, Jan 18 2005 M-3 AND ASSOCIATES, INC Internal lock
D632946, Mar 01 2010 Lock-It Block-It, LLC Adjustable locking and blocking device
D789176, May 25 2016 Scissor lock
D795673, Oct 29 2015 Door barricade
Executed onAssignorAssigneeConveyanceFrameReelDoc
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule