Ultra-flexible retroreflective sheeting with coated back surface

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United States of America Patent

PATENT NO 5784197
SERIAL NO

08626707

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Abstract

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A retroreflective article comprising an ultra-flexible structured retroreflective sheeting having a front surface and a back surface, the sheeting retroreflecting light entering through the front surface, wherein the sheeting comprises an overlay film, a two-dimensional array of substantially independent structured elements, the structured elements bonded to the overlay film, and a sealing film forming the back surface of the sheeting and bonded to the overlay film between the structured elements; a plurality of indentations in the sealing film; and a seal coat located on the sealing film, wherein the seal coat at least partially fills the indentations in the sealing film.

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Patent Owner(s)

Patent OwnerAddress
MINNESOTA MINING AND MANUFACTURING COMPANYP O BOX 33427 ST PAUL MN 55133-3427

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Frey, Cheryl M White Bear Lake, MN 15 912
Wilson, Bruce B Woodbury, MN 25 477

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