Patent
   D328791
Priority
Nov 27 1990
Filed
Nov 27 1990
Issued
Aug 18 1992
Expiry
Aug 18 2006
Assg.orig
Entity
unknown
25
5
n/a
The ornamental design for a dental control unit, as shown and described.

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

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a rear elevational view thereof.

Austin, Jr., George K., Lietz, Larry D., Nordstrom, Carl, Reed, Raymond G.

Patent Priority Assignee Title
5273427, Mar 31 1992 A-DEC, INC , A CORP OF OREGON Instrument holder with valve assembly
5398899, Feb 03 1993 A-Dec, Inc. Rotation adjustment for dental instrument holder
5405115, Feb 02 1993 A-Dec, Inc. Mounting bracket assembly
D349162, Feb 02 1993 A-Dec, Inc.; A-DEC, INC Control unit for dental instruments
D351231, Feb 02 1993 A-Dec, Inc.; A-DEC, INC Control unit for dental instruments
D354136, Nov 04 1992 SIRONA DENTAL SYSTEMS GMBH & CO KG Dental instrument table
D361620, Nov 04 1992 SIRONA DENTAL SYSTEMS GMBH & CO KG Dental instrument table
D378416, Sep 27 1995 A-DEC, INC Dental control unit
D555247, Oct 28 2005 Castellini S.p.A. Table for a dental unit
D605296, Oct 31 2008 Midmark Corporation Dental delivery unit
D605297, Nov 18 2008 DENTAL EQUIPMENT, LLC D B A PELTON & CRANE Dental control unit
D605771, Nov 18 2008 DENTAL EQUIPMENT, LLC D B A PELTON & CRANE Dental control unit
D605772, Jan 16 2009 Midmark Corporation Dental instrument delivery unit
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
D626239, Apr 13 2010 Welch Allyn, Inc. Medical-stand tray
D628299, Mar 08 2010 TRUMPF MEDIZIN SYSTEME GMBH + CO KG Shelf for a ceiling mounted medical supply system
D631163, Feb 03 2009 A-DEC, INC Portion of a control head for use with dental equipment
D631970, Mar 08 2010 TRUMPF MEDIZIN SYSTEME GMBH + CO KG System head of a ceiling mounted support system
D658766, May 18 2011 Toshiba Medical Systems Corporation Portion of an ultrasonic diagnosis device
D903873, Apr 12 2019 A-DEC, INC Dental control head housing
D903874, Apr 17 2019 A-DEC, INC Dental control head housing
D919816, May 22 2018 DENTAL SMARTMIRROR, INC. Stand for dental instrument
Patent Priority Assignee Title
4226590, Mar 25 1977 Durr-Dental KG Device in dental suction apparatus for connecting and holding suction nozzle tubes and/or for filtering
4770632, Dec 30 1985 NATIONAL PATENT DEVELOPMENT CORP NPDC Delivery system for dental treatment solution
197406,
D243188, Feb 11 1976 A-Dec, Inc. Combined dental tray and control unit therefor
D288122, Dec 19 1983 DENTAL COMPONENTS, INC Combined control unit and holder for dental equipment
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Nov 16 1990NORDSTROM, CARLA-DEC, INC , A CORP OF ORASSIGNMENT OF ASSIGNORS INTEREST 0055740073 pdf
Nov 16 1990LIETZ, LARRY D A-DEC, INC , A CORP OF ORASSIGNMENT OF ASSIGNORS INTEREST 0055740073 pdf
Nov 20 1990AUSTIN, GEORGE K JR A-DEC, INC , A CORP OF ORASSIGNMENT OF ASSIGNORS INTEREST 0055740073 pdf
Nov 27 1990A-Dec, Inc.(assignment on the face of the patent)
Apr 24 1991REED, RAYMOND G A-DEC, INC , 2601 CRESTVIEW DRIVE, NEWBERG, OR 97132, A CORP OF ORASSIGNMENT OF ASSIGNORS INTEREST 0056780830 pdf
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