Dentistry – Apparatus – Having means to record or indicate jaw movement or position...
Reexamination Certificate
2000-05-19
2001-05-15
Lewis, Ralph A. (Department: 3732)
Dentistry
Apparatus
Having means to record or indicate jaw movement or position...
C433S140000
Reexamination Certificate
active
06231339
ABSTRACT:
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH OR DEVELOPMENT
Not applicable.
BACKGROUND OF THE INVENTION
FIELD OF THE INVENTION
The present invention relates generally to dental devices, and more particularly, but not by way of limitation, to a dental device for positioning the mandible and the maxilla in centric relation and methods for using same.
REFERENCES:
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patent: 3478429 (1969-11-01), Shilliday
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patent: 4211008 (1980-07-01), Lerman
patent: 4445856 (1984-05-01), Strurtzkopf
patent: 4624640 (1986-11-01), Tesini
patent: 4676748 (1987-06-01), Pietkivitch
patent: 5082007 (1992-01-01), Adell
patent: 5293880 (1994-03-01), Levitt
patent: 5513656 (1996-05-01), Boyd, Sr.
patent: 5954503 (1999-09-01), Skarky
patent: 6135768 (2000-10-01), Skarky
Evaluation, Diagnosis and Treatment of Occlusal Problems, by Peter Dawson, Second Edition, Copyright 1989, pp. 36, 37, 41, 42, 43, 44, 45, 46, 47, 168, 169, 170, 171, 172, 189, 190, 191, 192, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237.
Exhibit A is a photograph of a leaf gage which has been used by dentists in the past for attempting to position the maxilla and the mandible in centric relation.
Exhibit B is a photograph of a device having two different hardnesses of wax; has also been used in the past in an attempt to establish centric relation between the maxilla and the mandible.
Exhibit C is a photograph of a Lucia Jig which was a cap-like structure which was fitted over the upper and lower anterior teeth.
Blu-Mousse Super-Fast Instruction/Information Sheet. Not dated, but in use more than one year prior to filing date of subjection application.
Dunlap Codding & Rogers P.C.
Lewis Ralph A.
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