Patent
   D255930
Priority
May 30 1978
Filed
May 30 1978
Issued
Jul 15 1980
Expiry
Jul 15 1994
Assg.orig
Entity
unknown
15
6
n/a
The ornamental design for a dental handpiece, substantially as shown and described.

FIG. 1 is a side elevational view of a dental handpiece embodying our new design;

FIG. 2 is a front view;

FIG. 3 is a top plan view;

FIG. 4 is a bottom plan view;

FIG. 5 is a side elevational view of a second embodiment of our design;

FIG. 6 is a front view of the second embodiment;

FIG. 7 is a top plan view of the second embodiment;

FIG. 8 is a bottom plan view of the second embodiment.

Stankiewicz, Stanley L., Nilles, John D.

Patent Priority Assignee Title
8210847, Aug 30 2007 BROWNING, JERRY; MURPHY, DAVID; CROOKS, THOMAS Disposable dental handpiece
9566129, Mar 13 2003 BROWNING, JERRY W; MURPHY, DAVID G ; CROOKS, THOMAS P Disposable dental instrument
D264876, Jan 17 1980 Sultan Dental Products Ltd. Dental handpiece
D267036, Jun 19 1979 Siemens Aktiengesellschaft Dental handpiece or similar article
D572822, Sep 21 2006 Axenic Dental, Inc. Disposable dental handpiece
D577824, Feb 21 2007 BROWNING, JERRY; MURPHY, DAVID; CROOKS, THOMAS Disposable dental handpiece
D579565, Feb 21 2007 BROWNING, JERRY; MURPHY, DAVID; CROOKS, THOMAS Disposable dental handpiece
D579566, Feb 21 2007 BROWNING, JERRY; MURPHY, DAVID; CROOKS, THOMAS Disposable dental handpiece
D580054, Dec 22 2006 BROWNING, JERRY; MURPHY, DAVID; CROOKS, THOMAS Disposable dental handpiece
D580055, Feb 21 2007 BROWNING, JERRY; MURPHY, DAVID; CROOKS, THOMAS Disposable dental handpiece
D580550, Feb 21 2007 BROWNING, JERRY; MURPHY, DAVID; CROOKS, THOMAS Disposable dental handpiece
D584411, Feb 21 2007 BROWNING, JERRY; MURPHY, DAVID; CROOKS, THOMAS Disposable dental handpiece
D588698, Feb 21 2007 BROWNING, JERRY; MURPHY, DAVID; CROOKS, THOMAS Disposable dental handpiece
D592308, Dec 22 2006 BROWNING, JERRY; MURPHY, DAVID; CROOKS, THOMAS Disposable dental handpiece
D718602, Sep 09 2013 Midwest Tool and Cutlery Company Hand grip for hand tools
Patent Priority Assignee Title
3815240,
3879851,
3909946,
162002,
241550,
D251304, Jan 25 1977 Micro-Mega S.A. Dental handpiece
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Executed onAssignorAssigneeConveyanceFrameReelDoc
May 30 1978American Hospital Supply Corporation(assignment on the face of the patent)
Aug 31 1982AMERICAN HOSPITAL SUPPLY CORPORATION A CORP OF ILL SYBRON CORPORATION, A CORP OF N Y ASSIGNMENT OF ASSIGNORS INTEREST 0040510902 pdf
Jul 31 1986SYBRON CORPORATION, A CORP OF NYNalge CompanyASSIGNMENT OF ASSIGNORS INTEREST 0046280848 pdf
Dec 16 1987NALGE COMPANY A DE CORP MIDWEST DENTAL CORPORATION, A DE CORP ASSIGNMENT OF ASSIGNORS INTEREST 0048180867 pdf
Dec 18 1987MIDWEST DENTAL CORPORATIONLAKE SHORE NATIONAL BANK, 605 NORTH MICHIGAN AVENUE, CHICAGO, ILLINOIS 60611SECURITY INTEREST SEE DOCUMENT FOR DETAILS 0048160449 pdf
Aug 29 1990LAKE SHORE NATIONAL BANKMidwest Dental Products CorporationRELEASED BY SECURED PARTY SEE DOCUMENT FOR DETAILS 0054580604 pdf
Sep 20 1994Midwest Dental Products CorporationDentsply Research & Development CorpASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0071520151 pdf
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