Plastic and nonmetallic article shaping or treating: processes – Optical article shaping or treating – Composite or multiple layer
Reexamination Certificate
2006-03-28
2006-03-28
Vargot, Mathieu D. (Department: 1732)
Plastic and nonmetallic article shaping or treating: processes
Optical article shaping or treating
Composite or multiple layer
C264S002700
Reexamination Certificate
active
07018573
ABSTRACT:
This patent discloses methods for modifying cube corner retroreflective patterns by stretching a cube corner retroreflector. Stretching may either permanent through inelastic stretching usually under heat or elastic stretching using a controlled stretching mechanism.
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Eastman Kodak Company
Pincelli Frank
Vargot Mathieu D.
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