Patent
   D256050
Priority
May 30 1978
Filed
May 30 1978
Issued
Jul 22 1980
Expiry
Jul 22 1994
Assg.orig
Entity
unknown
0
6
n/a
The ornamental design for a dental handpiece, substantially as shown.

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 sectional view along line 5--5 of FIG. 1;

FIG. 6 is a side elevational view of a second embodiment of our design;

FIG. 7 is a front view of the second embodiment;

FIG. 8 is a top plan view of the second embodiment;

FIG. 9 is a bottom plan view of the second embodiment;

FIG. 10 is a sectional view taken along line 10--10 of FIG. 6.

Stankiewicz, Stanley L., Nilles, John D.

Patent Priority Assignee Title
Patent Priority Assignee Title
3815240,
3879851,
3909946,
162000,
241550,
D251304, Jan 25 1977 Micro-Mega S.A. Dental handpiece
///////
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
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule