Patent
   D741549
Priority
Apr 30 2014
Filed
Apr 30 2014
Issued
Oct 20 2015
Expiry
Oct 20 2029
Assg.orig
Entity
unknown
2
10
n/a
The ornamental design for a double lock hair extension system, as shown and described.

FIG. 1 is a perspective view of a double lock hair extension system 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 cross-sectional view thereof.

Lee, Jin Yong

Patent Priority Assignee Title
D904692, Jun 27 2019 Denka Company Limited Hairpiece
D929044, Aug 06 2019 Hair with bead at end
Patent Priority Assignee Title
5107867, Aug 29 1991 STAHL, HELENE Process for extending human hair
5894846, Nov 09 1994 MICROBELLARGO INTERNATIONAL GMBH Apparatus and method for lengthening and thickening hair and for fastening hair pieces
6688315, Nov 21 2001 Hair Addition Studio, Inc. Hair extension system and method
6820625, May 30 2002 Method for attaching supplemental hair to human hair
6938624, Jan 30 2003 HAIRLOCS, INC Methods and devices for applying hair extensions
7610921, Sep 16 2002 INDORA-SERVICOS E GESTAO LDA Method and assembly for increasing hair volume
7614403, Aug 06 2004 REJOUIR, Ltd. Devices and methods for applying hair extensions
8944076, Apr 21 2014 FUCINA, INC System and method for increasing hair volume
20050098190,
20100154815,
Executed onAssignorAssigneeConveyanceFrameReelDoc
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule