Mark Identification

OPTHALENE

Serial Number

73412934

Filing Date

Feb 9, 1983

Registration Date

May 15, 1984

Trademark by

LAWSON PRODUCTS INC.

Classification Information

a Protective Cleaning and Sealing Preparation to Repel Dirt and Diminish Glare for Use on Visual Display Screens and on Other Glass and Plastic Non-Porous Surfaces

Chemicals