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APPARATUS AND METHOD FOR MEASURING THE COLOR OF TEETH

08/909,664 | U.S. Patent Application

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Location FILE REPOSITORY (FRANCONIA)
Filed Aug. 12, 1997
Examiner RALPH A LEWIS
Class 433
Art Group 3732
Patent No. 6,264,470
Case Type Utility - 433/029000
Status Patented Case
Parent 08/582,054 Patented
Child 09/872,071 Patented
Child 09/904,610 Patented
Child 11/879,480 Abandoned
Last Updated: 2 years, 4 months ago
Date # Transaction