Patent
   D309062
Priority
Mar 29 1984
Filed
May 10 1988
Issued
Jul 10 1990
Expiry
Jul 10 2004

TERM.DISCL.
Assg.orig
Entity
unknown
0
19
n/a
The ornamental design for a brush head for mounting in a dental instrument, as shown and described.

FIG. 1 is a top plan view of a brush head for mounting in a dental instrument showing my new design;

FIG. 2 is a side elevational view thereof, the sides opposite and adajcent being identical in appearance; and

FIG. 3 is a bottom plan view thereof.

Olsen, Hans

Patent Priority Assignee Title
Patent Priority Assignee Title
1673913,
2196667,
2849740,
3939520, Jun 13 1974 Tooth brush
3949768, Feb 21 1975 Device for assisting in the care of dentures
3964122, Oct 15 1974 Dental hygiene device
4088413, Feb 23 1976 La Brosse et Dupont Artists brushes
4091490, Oct 14 1976 Skin cleansing device
4454622, Mar 31 1981 Fingernail polish brush
4679272, Feb 05 1986 SULCABRUSH INC Toothbrush
138384,
237188,
D278764, Jun 30 1982 PROFESSIONAL DENTAL TECHNOLOGIES, INC Battery operated tooth brush
D295801, Mar 29 1984 PROFESSIONAL DENTAL TECHNOLOGIES, INC Set of brush heads for mounting in a dental unit
45199,
66427,
DE3528596,
FR443435,
FR792674,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
May 10 1988Professional Dental Technologies, Inc.(assignment on the face of the patent)
Jul 25 1989DYNAVESTAktiebolaget Svensk EldentalSECURITY INTEREST SEE DOCUMENT FOR DETAILS 0051810764 pdf
Jul 25 1989PROFESSIONAL DENTAL TECHNOLOGIES INC Aktiebolaget Svensk EldentalSECURITY INTEREST SEE DOCUMENT FOR DETAILS 0051810764 pdf
Aug 15 1989Aktiebolaget Svensk EldentalPROFESSIONAL DENTAL TECHNOLOGIES, INC , A CORP OF NEVADAASSIGNMENT OF ASSIGNORS INTEREST 0051650105 pdf
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