Article and methods to determine efficacy of disinfection process

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United States of America Patent

PATENT NO 11629371
APP PUB NO 20190338335A1
SERIAL NO

16475258

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Abstract

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An article is provided. The article comprises a nonwoven substrate having a copolymer grafted thereto, and a dried coating adhered to the substrate. The copolymer comprises interpolymerized monomer units of a quaternary ammonium-containing ligand monomer, an amide monomer, and an oxy monomer. The coating comprises a plurality of test microorganisms. Optionally, the coating further comprises a water-soluble or water-dispersible polymeric binding agent. A process challenge device comprising a body having a hollow channel with said article fixed disposed therein is also provided. Methods of using the article or the process challenge device for determining the efficacy of a disinfection process are also provided.

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Patent Owner(s)

Patent OwnerAddress
SOLVENTUM INTELLECTUAL PROPERTIES COMPANY3M CENTER 275-6E-21 2510 CONWAY AVE E MAPLEWOOD MN 55144

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bennaars-Eiden, Assumpta A G Woodbury, US 6 2
Bonilla, Tonya D Woodbury, US 22 4
Connell, Jodi L St. Paul, US 21 8
Schmidt, John J Eagan, US 7 2
Sgolastra, Federica Woodbury, US 14 9
Vail, Andrew W Bayport, US 23 36

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