Floor pad with variable abrasive distribution

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11806838
APP PUB NO 20200156216A1
SERIAL NO

16635332

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Abstract

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A surface-treating article, comprising a circular substrate (100) comprising a first major surface, an abrasive disposed on the first major surface, the abrasive having a first concentration at a first radius (110) measured from the center of the substrate, the abrasive having a second concentration not equal to the first concentration at a second radius (120) measured from the center of the substrate, wherein the first radius (110) and the second radius (120) are different lengths.

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Patent Owner(s)

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

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Anderson, Andrew C Hudson, US 12 87
Hagen, Sarah L Inver Grove Heights, US 9 40
Lund, Jesse D Saint Paul, US 8 38
Nie, Qihong Woodbury, US 10 32
Raithel, David C Hudson, US 19 112
Sachs,, Jr Kim C Woodbury, US 10 39
Zu, Lijun Woodbury, US 43 974

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