Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Terrance L. Bescup0
Billy J. Frederick, Jr.0
Matthew H. Frey0
Date of Patent
April 28, 2009
0Patent Application Number
110446810
Date Filed
January 27, 2005
0Patent Primary Examiner
Patent abstract
The present invention relates to microspheres (i.e., beads) having a high index of refraction. The invention also relates to retroreflective articles, and in particular pavement markings, comprising such microspheres.
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