Tile grout

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...

Reexamination Certificate

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Details

C524S547000, C524S493000, C524S425000, C428S413000, C428S423100, C428S426000, C428S500000, C264S031000, C106S737000, C106S738000

Reexamination Certificate

active

10791039

ABSTRACT:
A durable, stain resistant tile grout comprised of naturally rounded quartz particles and water-borne polyurethane. The naturally rounded quartz particles are permanently colored and encapsulated within the water-borne polyurethane, which remains transparent and shows the permanent color of the quartz particles.

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