Patent
   D336337
Priority
Aug 08 1991
Filed
Aug 08 1991
Issued
Jun 08 1993
Expiry
Jun 08 2007
Assg.orig
Entity
unknown
4
15
n/a
The ornamental design for a dental material curing apparatus, as shown and described.

FIG. 1 is a top, front and right side perspective view of a dental material curing apparatus showing our new design;

FIG. 2 is a reduced front elevational view thereof;

FIG. 3 is a reduced rear elevational view thereof;

FIG. 4 is a reduced plan view thereof;

FIG. 5 is a reduced bottom view thereof;

FIG. 6 is a reduced right side elevational view thereof; and,

FIG. 7 is a reduced left side elevational view thereof.

Dotterman, Perry S., Ahlberg, Carl S.

Patent Priority Assignee Title
D361382, Oct 14 1993 Minnesota Mining and Manufacturing Company Dental material curing apparatus
D385630, Feb 20 1996 Digital dental curing light
D599018, Jan 16 2007 Ivoclar Vivadent AG Hand-held dental tool
D866764, Feb 13 2017 Ivoclar Vivadent AG Light
Patent Priority Assignee Title
2326773,
3280459,
3712984,
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4460337, Aug 20 1981 Siemens Aktiengesellschaft Dental handpiece
4614498, Feb 19 1985 DENTAL-EZ, INC Swivel for an illuminated dental handpiece
4626210, Jul 14 1983 Dentalwerk Burmoos Gesellschaft m.b.H. Dental handpiece
4666406, Jan 13 1984 Photocuring device and method
4725232, Aug 01 1985 Kabushiki Kaisha Yoshida Seisakusho Dental therapeutical apparatus
4826431, Jun 12 1986 Kabushiki Kaisha Morita Seisakusho Medical laser handpiece
4858001, Oct 08 1987 WILLIAMS, PERRY MICHAEL Modular endoscopic apparatus with image rotation
4872837, Feb 06 1987 Surgical or dental instrument and cannulae for aspirating, cleaning, drying and illuminating
4957441, Dec 20 1988 Minnesota Mining and Manufacturing Company; MINNESOTA MINING AND MANUFACTURING COMPANY, A CORP OF DE Method of enhancing the curing of a photocurable dental restorative material
4975058, Mar 01 1989 Dental fiberoptic handpiece hose assembly
D291000, Mar 08 1984 Unitek Corporation Combined injector gun, cap, and power unit for dental treatment
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Aug 08 1991Minnesota Mining and Manufacturing Company(assignment on the face of the patent)
Aug 08 1991DOTTERMAN, PERRY S MINNESOTA MINING AND MANUFACTURING COMPANY, A CORP OF DEASSIGNMENT OF ASSIGNORS INTEREST 0058020956 pdf
Aug 08 1991AHLBERG, CARL S MINNESOTA MINING AND MANUFACTURING COMPANY, A CORP OF DEASSIGNMENT OF ASSIGNORS INTEREST 0058020956 pdf
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