Patent
   D470237
Priority
Mar 06 2002
Filed
Mar 06 2002
Issued
Feb 11 2003
Expiry
Feb 11 2017
Assg.orig
Entity
unknown
0
13
n/a
The ornamental design for a split yoke for a dental X-ray unit, substantially as shown and described.

FIG. 1 is a perspective view of an embodiment of our ornamental design for a split yoke for a dental X-ray unit, including, in phantom, the entire dental X-ray unit;

FIG. 2 is a perspective view of an embodiment of our ornamental design for a split yoke for a dental X-ray unit;

FIG. 3 is a front elevational view thereof, the rear elevational view being a mirror image thereof;

FIG. 4 is a side elevational view thereof;

FIG. 5 is a side elevational view thereof, from the opposite side;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The portions shown in phantom or broken lines in FIG. 1 form no part of the claimed design and are included only for the purpose of illustrating an environment.

Choi, Charles Y., Tse, Kieron H., Kantor, Arkady

Patent Priority Assignee Title
Patent Priority Assignee Title
4057733, Feb 17 1975 Siemens Aktiengesellschaft Dental X-ray diagnostic installation
4060731, Oct 06 1975 Gesellschaft fur elektronische Rohren Comet Bern Dental X-ray apparatus
4104530, Apr 01 1976 Thoro-Ray Inc. Dental and medical X-ray apparatus
4150296, Sep 07 1976 Gunnar, Edeland Device in connection with X-ray apparatus for dental use
4157476, Feb 03 1978 GENDEX CORPORATION A DE CORP Dental X-ray tube head
4829548, Jun 23 1983 U S PHILIPS CORPORATION Dental X-ray examination apparatus
4984261, Nov 21 1989 Flow X-Ray Corporation X-ray tube head assembly
4993057, Oct 31 1989 Flow X-Ray Corporation X-ray tube head assembly with sterilizable handle
5835554, Nov 30 1993 J. Morita Manufacturing Corporation X-ray imaging apparatus and x-ray generation detector for activating the same
D246665, Mar 31 1976 Dental radiographic apparatus for forming and confining an X-ray beam
D290500, Jan 04 1985 Gendex Corporation Dental X-ray unit
D349160, Mar 26 1992 Hologic, Inc Dental X-ray head unit
D387163, Mar 20 1995 SIRONA DENTAL SYSTEMS GMBH & CO KG X-ray irradiation unit for a dental x-ray diagnostics installation
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Feb 22 2002CHAI, CHARLES Y PROGENY, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0126750857 pdf
Feb 22 2002TSE, KIERON H PROGENY, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0126750857 pdf
Feb 22 2002KANTOR, ARKADYPROGENY, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0126750857 pdf
Mar 06 2002Progeny, Inc.(assignment on the face of the patent)
Jan 09 2003PROGENY, INC Harris Trust and Savings BankCOLLATERAL AGREEMENT0136630234 pdf
Mar 24 2009HARRIS N A , AS SUCCESSOR BY MERGER WITH HARRIS TRUST AND SAVINGS BANKPROGENY, INC RELEASE OF SECURITY INTERESTS IN PATENTS0224730623 pdf
Mar 24 2009PROGENY, INC Midmark CorporationASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0224940703 pdf
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