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Class Information
Number: 260/998.17
Name: Chemistry of carbon compounds > Pearlescent
Description: Product under Class 520 ... which has a pearlescent or opalescent appearance.

Patents under this class:

Patent Number Title Of Patent Date Issued
6232367 Opalescent fillers for dental restorative composites May. 15, 2001
6048913 Coating composition for teeth Apr. 11, 2000
5376698 Polyolefin compositions containing coated mica particles to prevent yellowing and methods therefore Dec. 27, 1994
5026429 Metal oxide coated platelet-like organic pigments Jun. 25, 1991
4551491 Pearlescent automotive paint compositions Nov. 5, 1985
4309480 Iron blue nacreous pigments Jan. 5, 1982
4192691 Metal oxide platelets as nacreous pigments Mar. 11, 1980
4146403 Iron oxide coated mica nacreous pigments Mar. 27, 1979
4134776 Exterior grade titanium dioxide coated mica Jan. 16, 1979
4047969 Iron blue nacreous coated pigments Sep. 13, 1977
4038099 Rutile-coated mica nacreous pigments and process for the preparation thereof Jul. 26, 1977
3980491 Bismuth oxychloride-mica nacreous pigments with enhanced luster and dispersibility Sep. 14, 1976

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