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Patent
   D764671
Priority
Apr 05 2014
Filed
Oct 06 2014
Issued
Aug 23 2016
Expiry
Aug 23 2030
Inventors
Penn, David
Assg.orig
DAVID PENN…
Assg.curr
DAVID PENN…
Entity
unknown
Referenced by
3
References
7
Maint.:
n/a
The ornamental design for a dental appliance, as shown.

FIG. 1 is a front, bottom and left side perspective view of a dental appliance showing the new design.

FIG. 2 is a rear, bottom and left side perspective view thereof.

FIG. 3 is a front view thereof.

FIG. 4 is a rear view thereof.

FIG. 5 is a right side view thereof; and,

FIG. 6 is a left side view thereof.
INVENTORS:

Penn, David

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
ER1931,
ER3575,
ER8171,
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
2694397,
3924333,
5924866, Feb 24 1997 Saliva ejector bite block
6098627, Aug 04 1998 KELLNER, CHARLES H ; DAVIS, BETSY K ; BURNS, CAROL Bite-block for protecting the mouth of a patient receiving electroconvulsive therapy
6267591, Apr 18 2000 Dental prop, throat dam and retractor
6655960, Nov 01 2001 Ultradent Products, Inc.; Ultradent Products, INC Tongue suppressing bite block adaptable to varying mouth and tongue sizes
20110229847,
ASSIGNMENT RECORDS    Assignment records on the USPTO
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Oct 06 2014DAVID PENN CONSULTING PTY LTD(assignment on the face of the patent)
Jan 10 2015PENN, DAVIDDAVID PENN CONSULTING PTY LTDASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0348770110 pdf
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