Embossed Masking Sheet With Pressure Sensitive Adhesive Regions

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20070246155A1
SERIAL NO

11573701

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The method of the present invention is directed to masking or protecting a substrate utilizing a protection sheet (10) having a contact surface containing a plurality of protrusions (14) spaced apart by a plurality valleys (12), and an opposing back surface containing a plurality of hollow portions corresponding to the protrusions (14). The valleys (12) of the contact surface of the protection sheet (10) are coated with a pressure sensitive adhesive (16), while the protrusions (14) provide spacing which prevents premature sticking of the protection sheet (10) onto the substrate. The invention is particularly suited for use in automotive repair applications.

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Patent Owner(s)

Patent OwnerAddress
3M INNOVATIVE PROPERTIES COMPANYP O BOX 33427 ST PAUL MN 55133-3427

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hager, Patrick J Woodbury, MN 36 820
Janssen, Jeffrey R Woodbury, MN 42 1025
Schulz, Mark F Lake Elmo, MN 52 576

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