Contamination-control mat assembly with adhesive-coated...

Details Contamination-control mat assembly with adhesive-coated... Contamination-control mat assembly with adhesive-coated...

2008-07-29

2008-07-29

Chang, Victor S (Department: 1794)

Stock material or miscellaneous articles

Layer or component removable to expose adhesive

C428S041300, C428S041500, C428S042300, C428S343000, C428S354000, C428S3550BL, C015S215000, C015S216000

Reexamination Certificate

active

11035724

ABSTRACT:
A new and improved contamination-control mat assembly which has a plurality of adhesive-coated sheets disposed upon the upper surface portion of the contamination-control mat assembly, and a new and improved polystyrene frame member, having an acrylic-rubber anti-slip backing member applied thereto, disposed upon the undersurface portion of the contamination-control mat assembly, wherein the polystyrene frame member and the acrylic-rubber anti-slip backing member are integrally affixed together by means of a coextrusion process.

REFERENCES:
patent: 3083393 (1963-04-01), Nappi
patent: 3400421 (1968-09-01), Nappi et al.
patent: 3501797 (1970-03-01), Nappi
patent: 3717897 (1973-02-01), Amos et al.
patent: 3785102 (1974-01-01), Amos
patent: 4559250 (1985-12-01), Paige
patent: 6093469 (2000-07-01), Callas et al.
patent: 2004/0261209 (2004-12-01), McKay
patent: 2324451 (1977-04-01), None
patent: 1340636 (1973-12-01), None
patent: WO 0021751 (2000-04-01), None

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