Patent
   D281353
Priority
Feb 07 1983
Filed
Feb 07 1983
Issued
Nov 12 1985
Expiry
Nov 12 1999
Assg.orig
Entity
unknown
10
6
n/a
The ornamental design for collimator for dental x-ray instrument aiming rings, substantially as shown and described.

FIG. 1 is a perspective view of a collimator for dental x-ray instrument aiming rings, showing my new design;

FIG. 2 is an elevational view thereof, taken from the front side of FIG. 1;

FIG. 3 is a top plan view thereof taken from the top of FIG. 2;

FIG. 4 is a side elevational view thereof, taken from the right hand side of FIG. 2;

FIG. 5 is an elevational view thereof, taken from the back side of FIGS. 1 and 2;

FIG. 6 is a side elevational view taken from the left hand side of FIG. 2;

FIG. 7 is a perspective view of a second embodiment of a collimator for dental x-ray instrument aiming rings;

FIG. 8 is an elevational view thereof, taken from the front side of FIG. 7;

FIG. 9 is a top plan view thereof, taken from the top of FIG. 8;

FIG. 10 is a side elevational view thereof, taken from the right hand side of FIG. 8;

FIG. 11 is an elevational view thereof, taken from the back side of FIGS. 7 and 8.

Sico, Jr., Nicholas J.

Patent Priority Assignee Title
6599013, Apr 01 2002 Intraoral dental radiology positioning device
7056015, Apr 01 2002 Intraoral dental radiology positioning device
7172339, Jul 26 2004 Intraoral dental radiology positioning device for use with aiming ring
7427159, Jul 26 2004 Intraoral dental radiology positioning device for use with x-ray receptor
D628296, Sep 28 2009 Shimadzu Corporation X-ray collimator
D703322, Mar 15 2013 Zuma Dental, LLC Collimator
D703323, Sep 11 2013 Zuma Dental, LLC Collimator structure
D728795, Jun 20 2014 DENTSPLY International Inc. Dental positioning ring
D828577, Feb 19 2014 Dental Imaging Technologies Corporation X-ray aiming ring
D861876, Jan 29 2018 Flow Dental Products, LLC Aiming ring
Patent Priority Assignee Title
1947014,
2034049,
2090933,
3473026,
4150296, Sep 07 1976 Gunnar, Edeland Device in connection with X-ray apparatus for dental use
D246665, Mar 31 1976 Dental radiographic apparatus for forming and confining an X-ray beam
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Dec 20 1982SICO, NICHOLAS J JR RINN CORPORATION A DE CORP ASSIGNMENT OF ASSIGNORS INTEREST 0040980610 pdf
Feb 07 1983Rinn Corporation(assignment on the face of the patent)
Aug 28 1990KESTREL DENTAL CORPORATIONMidwest Dental Products CorporationMERGER SEE DOCUMENT FOR DETAILS EFFECTIVE ON 08 28 1990DE0058050579 pdf
Sep 20 1994Midwest Dental Products CorporationDentsply Research & Development CorpASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0071520151 pdf
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