IP Library Granted Patent US 11,065,355
Granted Patent B2
US 11,065,355 · App. 16/220,395 · Granted Jul 20, 2021

Device for monitoring efficacy of a decontamination process comprising a bacteria cell and method of using

Inventors: Francois Ahimou (Woodbury, MN); Assumpta A. G. Bennaars-Eiden (Woodbury, MN)
Assignee: 3M Innovative Properties Company
A61L2/28A61B90/70A61B2090/702
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Quick Facts
Patent No.
US 11,065,355
App. No.
16/220,395
Granted
Jul 20, 2021
Kind
B2
Abstract

A device for monitoring the effectiveness of a decontamination process, the device including a bacteria cell as the indicator test organism and optionally a substrate, where the indicator test organism may include a Mycobacteria terrae cell, and methods of using the monitoring device to evaluate the efficacy of a decontamination process.

Claims (15)

1. A device for monitoring the effectiveness of a decontamination process, the device comprising:

a substrate; and

a dry coating disposed thereon;

wherein the coating comprises a plurality of bacterial cells of the Mycobacterium genus;

wherein the plurality of bacterial cells are Mycobacteria terrae cells;

wherein the coating comprises at least 1×10 6 CFU of the bacteria;

wherein the dry coating further comprises polyoxyethylene sorbitan monooleate.

2. The device of claim 1 , wherein the substrate comprises at least one of a paper, a polymeric material, a film, a membrane, a woven web, a non-woven web, a metal, a laminate, a glass, or combinations thereof.

3. The device of claim 2 , wherein the paper comprises at least one of a cellulosic paper, a silica paper, or combinations thereof.

4. The device of claim 2 , wherein the film comprises a polymeric material.

5. The device of claim 4 , wherein the polymeric material is selected from the group consisting of a polyethylene, a polypropylene, polyurethane, a cellulose, a nylon, a rayon, and combinations thereof.

6. The device of claim 2 , wherein the membrane comprises at least one of a nylon membrane, a cellulose membrane, a polytetrafluoroethylene membrane, a polyethersulfone membrane, a cellulose acetate membrane, or combinations thereof.

7. The device of claim 2 , wherein the non-woven web comprises at least one of a glass fiber, a polypropylene fiber, a polyester fiber, a cellulose fiber, or combinations thereof.

8. The device of claim 2 , wherein the laminate comprises polyethylene terephthalate and paper.

9. The device of claim 1 , wherein the plurality of bacterial cells are viable bacterial cells.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 1, 2024
From: 3M INNOVATIVE PROPERTIES COMPANY
To: SOLVENTUM INTELLECTUAL PROPERTIES COMPANY
Reel/Frame 066444/0162 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 14, 2018
From: AHIMOU, FRANCOIS; BENNAARS-EIDEN, ASSUMPTA A.G.
To: 3M INNOVATIVE PROPERTIES COMPANY
Reel/Frame 047777/0840 →
Continuity (2)
Provisional Application 62609624 · Dec 22, 2017
Related Publication 20190192714A1 · Jun 27, 2019