Patents by Inventor ANDREAS MARCSTROM
ANDREAS MARCSTROM has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240018952Abstract: A multiple cavity reciprocating positive displacement pump comprising plural pump cavities each including at least one pair of one-way valves the at least one pair including an inlet valve and an outlet valve, the pump being characterised in that respective inlet valves are in fluid communication with a common inlet and respective outlet valves are in fluid communication with a common outlet. The multiple cavities may include diaphragm arranged in a radial configuration for more uniform pressure output.Type: ApplicationFiled: September 12, 2023Publication date: January 18, 2024Inventors: Andreas Torbjorn Lundin, Klas Marteleur, Mats Lundkvist, Andreas Marcstrom, David Gronowitz
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Patent number: 11815075Abstract: A multiple cavity reciprocating positive displacement pump (200) comprises a plurality of pump cavities (222), each pump cavity (222) including at least an inlet valve (228) and an outlet valve (231), wherein respective inlet valves (228) are in fluid communication with a common inlet (224) and respective outlet valves (231) are in fluid communication with a common outlet (238), and wherein the pump cavities (222) are arranged about a pump axis (AR) and around said common inlet (224) and said common outlet (238).Type: GrantFiled: September 6, 2018Date of Patent: November 14, 2023Assignee: Cytiva Sweden ABInventors: Andreas Torbjorn Lundin, Klas Marteleur, Mats Lundkvist, Andreas Marcstrom, David Gronowitz
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Publication number: 20230068163Abstract: The present invention relates to a nozzle for an air trapping device configured to remove air from a fluid, the nozzle comprising a body having an input opening configured to receive the fluid and an output opening configured to distribute the fluid along an edge of the output opening, wherein the edge comprises a control element configured to reduce surface tension of the fluid. The present invention further relates to an air trapping device configured to remove air from a fluid and comprising the nozzle.Type: ApplicationFiled: October 5, 2022Publication date: March 2, 2023Inventors: Nils Stafstrom, Bjorn Johansson, Andreas Marcstrom
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Patent number: 11517833Abstract: The present invention relates to a nozzle for an air trapping device configured to remove air from a fluid, the nozzle comprising a body having an input opening configured to receive the fluid and an output opening configured to distribute the fluid along an edge of the output opening, wherein the edge comprises a control element configured to reduce surface tension of the fluid. The present invention further relates to an air trapping device 200 configured to remove air from a fluid and comprising the nozzle.Type: GrantFiled: August 31, 2018Date of Patent: December 6, 2022Assignee: Cytiva Sweden ABInventors: Nils Stafstrom, Bjorn Johansson, Andreas Marcstrom
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Publication number: 20220275317Abstract: Disclosed is a bioprocess system (1) comprising a flow path (3; 3a, 3) comprising: a plurality of inlets (7); at least one bio-processing device inlet connection (9a) and at least one bioprocessing device outlet connection (9b); a plurality of outlets (11); and flow path parts (5a?, 5b?, 5c?, 5d?, 5e?) of at least some active components (5a, 5b, 5c, 5d, 5e) comprised in the bioprocess system; and active parts (5a?, 5b?, 5c?, 5d?, 5e?) of said active components (5a, 5b, 5c, 5d, 5e). The flow path (3; 3a, 3b) of the bioprocess system is positioned centrally within the bioprocess system (1) and in a vertical orientation, whereby the active parts (5a?, 5b?, 5c?, 5d?, 5e?) are positioned around the flow path (3; 3a, 3b) being accessible from outside the bioprocess system (1) and each in connection with a corresponding flow path part (5a?, 5b?, 5c?, 5d?, 5e?) of an active component (5a, 5b, 5c, 5d, 5e).Type: ApplicationFiled: September 30, 2020Publication date: September 1, 2022Inventors: Klas Marteleur, Andreas Marcstrom, Mats Olsson, Klaus Gebauer
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Publication number: 20220275798Abstract: A diapharagm pump for a bioprocess system comprises a pump head (1; 101; 201; 301) comprising: a common inlet (3); a common outlet (5); a plurality of pump cavities (7) each including at least one cooperating pair of one-way valves, the at least one pair of one-way valves including an inlet valve (9) and an outlet valve (11), wherein the respective inlet valves (9) are in fluid communication with the common inlet (3) and the respective outlet valves (11) are in fluid communication with the common outlet (5) and wherein a centre of the outlet valve (11) for each pump cavity is positionable above a centre of the inlet valve (9) for the same pump cavity when the diaphragm pump is oriented for use to inhibit trapped gas; and a plurality of moveable diaphragms (13) each respectively provided in a respective of said pump cavities (7) for varying a volume of the pump cavities.Type: ApplicationFiled: June 24, 2020Publication date: September 1, 2022Inventors: Klaus Gebauer, Andreas Lundin, Andreas Marcstrom, David Gronowitz, Bjorn Johansson, Mats Nilsson, Bjorn Olovsson
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Patent number: 11280722Abstract: Disclosed is an optical flow cell (300?) comprising: a housing (910) forming; an enclosed and elongated fluid channel (920) arranged along a first axis (923); a first light guide (961) and a second light guide (962) generally concentrically arranged along a second axis (970) and on opposite side walls of the fluid channel, said first and second light guides having ends (961c,962c) removed in situ to provide a sensing gap (d).Type: GrantFiled: May 29, 2019Date of Patent: March 22, 2022Assignee: CYTIVA SWEDEN ABInventors: Hanno Ehring, Mats Lundkvist, David Carl Martin Bergman, Andreas Marcstrom
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Publication number: 20210222681Abstract: A multiple cavity reciprocating positive displacement pump (200) comprises a plurality of pump cavities (222), each pump cavity (222) including at least an inlet valve (228) and an outlet valve (231), wherein respective inlet valves (228) are in fluid communication with a common inlet (224) and respective outlet valves (231) are in fluid communication with a common outlet (238), and wherein the pump cavities (222) are arranged about a pump axis (AR) and around said common inlet (224) and said common outlet (238).Type: ApplicationFiled: September 6, 2018Publication date: July 22, 2021Inventors: Andreas Torbjorn Lundin, Klas Marteleur, Mats Lundkvist, Andreas Marcstrom, David Gronowitz
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Publication number: 20210208058Abstract: Disclosed is an optical flow cell (300?) comprising: a housing (910) forming; an enclosed and elongated fluid channel (920) arranged along a first axis (923); a first light guide (961) and a second light guide (962) generally concentrically arranged along a second axis (970) and on opposite side walls of the fluid channel, said first and second light guides having ends (961c,962c) removed in situ to provide a sensing gap (d).Type: ApplicationFiled: May 29, 2019Publication date: July 8, 2021Inventors: Hanno Ehring, Mats Lundkvist, David Carl Martin Bergman, Andreas Marcstrom
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Publication number: 20210039020Abstract: The present invention relates to a nozzle for an air trapping device configured to remove air from a fluid, the nozzle comprising a body having an input opening configured to receive the fluid and an output opening configured to distribute the fluid along an edge of the output opening, wherein the edge comprises a control element configured to reduce surface tension of the fluid. The present invention further relates to an air trapping device 200 configured to remove air from a fluid and comprising the nozzle.Type: ApplicationFiled: August 31, 2018Publication date: February 11, 2021Inventors: Nils Stafstrom, Bjorn Johansson, Andreas Marcstrom
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Publication number: 20190310182Abstract: The invention relates to an optical flow cell comprising a housing forming an enclosed and elongated fluid channel arranged along a first axis, an inlet arranged to connect a first outer surface area of the housing to a first end of the fluid channel and an outlet arranged to connect a second outer surface area to a second end of the fluid channel, a first light guide and a second light guide concentrically arranged along a second axis and on opposite side walls of the fluid channel. The invention further relates to a corresponding method to produce an optical flow cell.Type: ApplicationFiled: November 30, 2017Publication date: October 10, 2019Inventors: Hanno Ehring, Mats Lundkvist, David Carl Martin Bergman, Andreas Marcstrom
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Publication number: 20190194589Abstract: The invention discloses a hollow profile wall segment (1) for a bioreactor or mixer support vessel (2;2a;2b), comprising a base profile (3) with two parallel wide sides (4,5), two narrow sides (6,7) and at least one heat exchange channel (8) extending in a longitudinal direction of the base profile through an interior space (9) in the base profile, wherein the hollow profile wall segment is adapted to be joined with similar hollow profile wall segments to form a side wall (12) of a bioreactor or mixer support vessel (2) and wherein each narrow side comprises at least one coupling member (10,11;11a;150) capable of securing the hollow profile wall segment side by side with similar hollow profile wall segments.Type: ApplicationFiled: May 11, 2017Publication date: June 27, 2019Applicant: GE HEALTHCARE BIO-SCIENCES ABInventors: KLAUS GEBAUER, THOMAS ERIK ARCTAEDIUS, PATRICK JONSSON, ANDREAS MARCSTROM