Patent
   D351231
Priority
Feb 02 1993
Filed
Feb 02 1993
Issued
Oct 04 1994
Expiry
Oct 04 2008
Assg.orig
Entity
unknown
16
21
n/a
The ornamental design for a control unit for dental instruments, as shown and described.

FIG. 1 is a perspective view of a control unit for dental instruments showing our new design;

FIG. 2 is a left-side elevation view of the control unit for dental instruments of FIG. 1;

FIG. 3 is a right-side elevation view of the control unit for dental instruments of FIG. 1;

FIG. 4 is a top plan view of the control unit for dental instruments of FIG. 1;

FIG. 5 is a bottom plan view of the control unit for dental instruments of FIG. 1;

FIG. 6 is a front elevation view of the control unit for dental instruments of FIG. 1;

FIG. 7 is a rear elevation view of the control unit for dental instruments of FIG. 1;

FIG. 8 is a perspective view of an alternative embodiment of a control unit for dental instruments;

FIG. 9 is a left-side elevation view of the control unit for dental instruments of FIG. 8;

FIG. 10 is a right-side elevation view of the control unit for dental instruments of FIG. 8;

FIG. 11 is a top plan view of the control unit for dental instruments of FIG. 8;

FIG. 12 is a bottom plan view of the control unit for dental instruments of FIG. 8;

FIG. 13 is a front elevation view of the control unit for dental instruments of FIG. 8; and,

FIG. 14 is a rear elevation view of the control unit for dental instruments of FIG. 8.

The broken line drawing of a support for the control unit in FIGS. 2, 3, 9 and 10 is for illustrative purposes only and forms no part of the claimed design.

Austin, Jr., George K., Nordstrom, Carl G., Curtis, David L., Zadnik, Bruno

Patent Priority Assignee Title
7581951, Jul 01 2003 Sirona Dental Systems GmbH Dental treatment element
D380549, Mar 15 1996 DENTAL EQUIPMENT, LLC, DBA PELTON & CRANE Control head
D555245, Oct 28 2005 Castellini S.p.A. Dental unit
D555246, Oct 28 2005 Castellini S.p.A. Dental unit
D555247, Oct 28 2005 Castellini S.p.A. Table for a dental unit
D583951, Aug 11 2006 HEKA DENTAL SPA Dental equipment unit with articulated arm and tool holder
D595412, Nov 22 2006 Planmeca Oy Dental unit
D605296, Oct 31 2008 Midmark Corporation Dental delivery unit
D605772, Jan 16 2009 Midmark Corporation Dental instrument delivery unit
D607109, Aug 11 2006 Heka Dental A.p.S. Dental equipment
D607566, May 02 2008 Dental Components LLC Support portion of a dental delivery unit
D607567, May 02 2008 Dental Components LLC Dental delivery unit shroud
D621512, May 02 2008 Dental Components LLC Dental delivery unit shroud
D622397, May 02 2008 Dental Components LLC Dental delivery unit shroud
D631163, Feb 03 2009 A-DEC, INC Portion of a control head for use with dental equipment
D882799, Aug 16 2018 Samsung Medison Co., Ltd. Probe supporter for ultrasound diagnostic apparatus
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Feb 02 1993A-Dec, Inc.(assignment on the face of the patent)
Feb 02 1993AUSTIN, GEORGE K , JR A-DEC, INC ASSIGNMENT OF ASSIGNORS INTEREST 0065290810 pdf
Feb 02 1993NORDSTROM, CARL G A-DEC, INC ASSIGNMENT OF ASSIGNORS INTEREST 0065290810 pdf
Feb 02 1993ZADNIK, BRUNOA-DEC, INC ASSIGNMENT OF ASSIGNORS INTEREST 0065290810 pdf
Feb 02 1993CURTIS, DAVID L A-DEC, INC ASSIGNMENT OF ASSIGNORS INTEREST 0065290810 pdf
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