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公开(公告)号：US20240307577A1
公开(公告)日：2024-09-19
申请号：US18576785
申请日：2022-07-18
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： Stephen B. Roscoe , George W. Griesgraber , Tonya D. Bonilla , Giuseppe M. Bommarito , Wensheng Xia , Jeffrey M. Flynn
IPC: A61L2/28 , A61L2/16 , C07H17/075 , C09K11/06 , C12Q1/22
CPC classification number: A61L2/28 , A61L2/16 , C07H17/075 , C09K11/06 , C12Q1/22
Abstract: A chlorinated 4′-alkylumbelliferyl α-D-glucopy-ranoside represented by the structural formula (I) One of R1 and R2 is Cl and the other is H. R3 represents an alkyl group having 1 to 12 carbon atoms. A method of assessing efficacy of a sterilization process including the same is also disclosed.
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公开(公告)号：US09962694B2
公开(公告)日：2018-05-08
申请号：US15613004
申请日：2017-06-02
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： Jon A. Kirschhoffer , Andrew H. Tilstra , Wensheng Xia
IPC: B01L3/00
CPC classification number: B01L3/50255 , B01L2200/025 , B01L2200/028 , B01L2200/0631 , B01L2300/0681 , B01L2300/0829 , B01L2300/0851
Abstract: An assembly for processing a sample is provided. The assembly comprises a first body having a plurality of spaced-apart conduits and a second body having a plurality of chambers wherein each conduit is fluidically connected to a separate chamber. The assembly forms a plurality of liquid flow paths, each flow path comprising a conduit and a chamber. An analyte capture element is detachably attached to a conduit and is in fluidic communication with the liquid flow path of the conduit. Optionally, the assembly further may comprise a third body comprising a plurality of reservoirs. The assembly can be used to process a liquid sample for detecting an analyte.
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公开(公告)号：US20240197944A1
公开(公告)日：2024-06-20
申请号：US18555642
申请日：2022-03-30
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： Wensheng Xia , Naiyong Jing , James A. Phipps
CPC classification number: A61L2/28 , G01N27/126 , A61L2/07 , A61L2/208
Abstract: A sensor device includes a first electrode and a second electrode. Each of the first and second electrodes are electrically coupled to an electrical bridge. The electrical bridge includes a conductive polymer having a first impedance state and a second impedance state that is different than the first impedance state. The electrical bridge includes metal or metal containing particles.
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公开(公告)号：US10851240B2
公开(公告)日：2020-12-01
申请号：US16097990
申请日：2017-04-25
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： Naiyong Jing , Kevin D. Landgrebe , Ryan T. Woldt , Wensheng Xia , Timothy J. Nies
IPC: C08L79/02 , C09D179/02 , C08G73/02 , C08L33/08
Abstract: Compositions include a compound preparable by reaction of components comprising an optionally crosslinked polyethylenimine and at least one an amine-reactive hydrolyzable organosilane represented by the formula R—Z—SiY3. R represents an amine-reactive group containing 1 to 18 carbon atoms; Z represents a divalent organic group containing 1 to 8 carbon atoms; and each Y independently represents a hydrolyzable group. Methods of using the compositions to make articles, and articles produces thereby are also disclosed. A composition comprising an intimate mixture of a crosslinked polyethylenimine and a polymeric binder material, and a method of making it is also disclosed.
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公开(公告)号：US10378041B2
公开(公告)日：2019-08-13
申请号：US15002696
申请日：2016-01-21
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： Wensheng Xia , Patrick A. Mach , Joseph M. Beaurline , Jason W. Bjork , Jie J. Liu
Abstract: A latent effervescent body comprising a selective agent is disclosed. A method of using the latent effervescent body in a method to selectively enrich a target microorganism is also disclosed. The method comprises providing a sample, a culture medium, and the latent effervescent body. The method further comprises contacting the sample, the culture medium, and the latent effervescent body under conditions to facilitate growth of the target microorganism. The method further comprises releasing the selective agent from the latent effervescent body. Optionally, the method includes detecting a microorganism.
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Patent Agency Ranking
公开(公告)号：US09677981B2
公开(公告)日：2017-06-13
申请号：US14774149
申请日：2014-03-13
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： Gregory W. Sitton , Andrew H. Tilstra , Wensheng Xia , Jon A. Kirschhoffer
CPC classification number: G01N1/4077 , B01L3/50255 , B01L3/508 , B01L2200/0647 , B01L2200/0689 , B01L2300/045 , B01L2300/0681 , B01L2300/0832 , B01L2400/0475 , B01L2400/0478 , C12Q1/04 , C12Q1/24 , C12Q1/6844 , G01N1/40 , G01N15/0618 , G01N33/56911 , G01N2001/4088 , G01N2333/00 , G01N2333/195
Abstract: The present disclosure provides an assembly for preparing a sample for analysis. The assembly comprises a hollow body comprising first opening, an outlet with a second opening, and a fluid pathway extending therebetween; a filter element operatively interposed in the fluid pathway; and a closure comprising a third opening and a chamber, the closure being slideably engaged with the outlet. The chamber and the outlet are dimensioned so that the outlet is sealingly engaged with the chamber. A method of using the assembly to detect a microorganism is also provided.
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公开(公告)号：US09428787B2
公开(公告)日：2016-08-30
申请号：US14405012
申请日：2013-05-24
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： Jon A. Kirschhoffer , Andrew H. Tilstra , Wensheng Xia
CPC classification number: C12Q1/04 , B01L3/5023 , B01L2200/026 , B01L2200/04 , B01L2300/0609 , B01L2300/0825 , B01L2300/0877 , C12Q1/24
Abstract: An apparatus and an assembly for processing a sample are provided. The apparatus comprises a plurality of spaced-apart reservoirs, a plurality of channels, and a plurality of outlets, each outlet comprising an effluent discharge opening. The apparatus forms a plurality of flow paths, each flow path comprising a reservoir, a channel, and an outlet. An analyte capture element can be slideably engaged in a channel in a position where it is in fluid communication with the flow path. The apparatus with the analyte capture element disposed in the flow path can be used to process a liquid sample. A method of detecting an analyte in the liquid sample is also provided.
Abstract translation: 提供了一种用于处理样品的装置和组件。 该装置包括多个间隔开的储存器，多个通道和多个出口，每个出口包括流出物排出口。 该装置形成多个流动路径，每个流动路径包括储存器，通道和出口。 分析物捕获元件可以在其与流动路径流体连通的位置中可滑动地接合在通道中。 具有设置在流路中的分析物捕捉元件的装置可用于处理液体样品。 还提供了检测液体样品中的分析物的方法。
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公开(公告)号：US20150191692A1
公开(公告)日：2015-07-09
申请号：US14415744
申请日：2013-07-22
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： Jie J. Liu , Wensheng Xia
CPC classification number: C12N1/20 , C12N1/14 , C12N1/16 , C12N2500/46 , C12N2500/60
Abstract: A method of making a flowable, dried agglomerated nutrient medium is provided. The method comprises introducing a nutrient component comprising a powdered nutrient, and an agglomeration liquid, into an agglomerator comprising a flow-through-type agglomeration chamber, wet-massing the nutrient component with the agglomeration liquid in the agglomeration chamber for a predetermined period of time to form agglomerated nutrient medium particles, and exposing the agglomerated nutrient medium particles to drying conditions for a period of time to form the dried, agglomerated nutrient medium. The nutrient component facilitates the growth of a microorganism. Compositions, articles, and kits comprising the flowable, dried agglomerated nutrient medium are also provided.
Abstract translation: 提供了制备可流动的，干燥的附聚营养培养基的方法。 该方法包括将包含粉末状营养物和附聚液的营养成分引入包含流通型附聚室的附聚器中，将附聚液中的营养成分与附聚室湿式预定一段时间 以形成附聚的营养培养基颗粒，并将附聚的营养培养基颗粒暴露于干燥条件下一段时间以形成干燥的聚集的营养培养基。 营养成分促进微生物的生长。 还提供了包含可流动，干燥的附聚营养培养基的组合物，制品和试剂盒。
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公开(公告)号：US20150132755A1
公开(公告)日：2015-05-14
申请号：US14404979
申请日：2013-05-24
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： Jon A. Kirschhoffer , Andrew H. Tilstra , Wensheng Xia
IPC: B01L3/00
CPC classification number: B01L3/50255 , B01L2200/025 , B01L2200/028 , B01L2200/0631 , B01L2300/0681 , B01L2300/0829 , B01L2300/0851
Abstract: An assembly for processing a sample is provided. The assembly comprises a first body having a plurality of spaced-apart conduits and a second body having a plurality of chambers wherein each conduit is fluidically connected to a separate chamber. The assembly forms a plurality of liquid flow paths, each flow path comprising a conduit and a chamber. An analyte capture element is detachably attached to a conduit and is in fluidic communication with the liquid flow path of the conduit. Optionally, the assembly further may comprise a third body comprising a plurality of reservoirs. The assembly can be used to process a liquid sample for detecting an analyte.
Abstract translation: 提供了一种用于处理样品的组件。 组件包括具有多个间隔开的管道的第一主体和具有多个室的第二主体，其中每个管道流体连接到单独的室。 组件形成多个液体流动路径，每个流动路径包括导管和腔室。 分析物捕获元件可拆卸地附接到导管并且与导管的液体流动路径流体连通。 可选地，组件还可包括包括多个储存器的第三主体。 该组件可用于处理用于检测分析物的液体样品。
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公开(公告)号：US20210079341A1
公开(公告)日：2021-03-18
申请号：US17102705
申请日：2020-11-24
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： Jie J. Liu , Wensheng Xia
Abstract: A method of making a flowable, dried agglomerated nutrient medium is provided. The method comprises introducing a nutrient component comprising a powdered nutrient, and an agglomeration liquid, into an agglomerator comprising a flow-through-type agglomeration chamber, wet-massing the nutrient component with the agglomeration liquid in the agglomeration chamber for a predetermined period of time to form agglomerated nutrient medium particles, and exposing the agglomerated nutrient medium particles to drying conditions for a period of time to form the dried, agglomerated nutrient medium. The nutrient component facilitates the growth of a microorganism. Compositions, articles, and kits comprising the flowable, dried agglomerated nutrient medium are also provided.
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