Patents by Inventor Erik Ringberg
Erik Ringberg 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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Patent number: 12251681Abstract: The invention discloses method for manufacturing agar or agarose beads, comprising the steps of: a) providing a water phase comprising an aqueous solution of agar or agarose at a temperature of 40-100° C.: b) providing an oil phase comprising a water-immiscible solvent and an emulsifier at a temperature of 40-100° C.; c) emulsifying the water phase in the oil phase to form a water-in-oil emulsion: d) cooling the water-in-oil emulsion to a temperature below a gelation temperature of the agar or agarose to form a dispersion of solidified agar or agarose beads: and e) recovering agar or agarose beads from dispersion, wherein the emulsifier comprises a phosphate ester of an alkoxylated fatty alcohol.Type: GrantFiled: April 28, 2020Date of Patent: March 18, 2025Assignee: Cytiva BioProcess R&D ABInventors: Susanna Lindberg, Jonas Gustafsson, Linn Carlsson, Anders Hagvall, Erik Ringberg, David Jansson
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Patent number: 11618825Abstract: The present invention relates generally to novel rhodamine dyes which upon conjugation with another molecule form single isomeric conjugation products. These novel rhodamine dyes contain only one single functional group on the rhodomine molecule for conjugation so that their conjugation products are single isomeric conjugation products.Type: GrantFiled: September 8, 2021Date of Patent: April 4, 2023Assignee: PHARMACOPHOTONICS, INC.Inventors: Ulf J. Bremberg, Erik Ringberg, Wei Berts, Anthony De Belder, James S. Strickland
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Publication number: 20220219141Abstract: The invention discloses method for manufacturing agar or agarose beads, comprising the steps of: a) providing a water phase comprising an aqueous solution of agar or agarose at a temperature of 40-100° C.: b) providing an oil phase comprising a water-immiscible solvent and an emulsifier at a temperature of 40-100° C.; c) emulsifying the water phase in the oil phase to form a water-in-oil emulsion: d) cooling the water-in-oil emulsion to a temperature below a gelation temperature of the agar or agarose to form a dispersion of solidified agar or agarose beads: and c) recovering agar or agarose beads from dispersion, wherein the emulsifier comprises a phosphate ester of an alkoxy lated fatty alcohol.Type: ApplicationFiled: April 28, 2020Publication date: July 14, 2022Inventors: Susanna Lindberg, Jonas Gustafsson, Linn Carlsson, Anders Hagvall, Erik Ringberg, David Jansson
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Publication number: 20210403719Abstract: The present invention relates generally to novel rhodamine dyes which upon conjugation with another molecule form single isomeric conjugation products. These novel rhodamine dyes contain only one single functional group on the rhodomine molecule for conjugation so that their conjugation products are single isomeric conjugation products.Type: ApplicationFiled: September 8, 2021Publication date: December 30, 2021Inventors: Ulf J. Bremberg, Erik Ringberg, Wei Berts, Anthony De Belder, James S. Strickland
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Patent number: 11130865Abstract: The present invention relates generally to novel rhodamine dyes which upon conjugation with another molecule form single isomeric conjugation products. These novel rhodamine dyes contain only one single functional group on the rhodomine molecule for conjugation so that their conjugation products are single isomeric conjugation products.Type: GrantFiled: December 6, 2019Date of Patent: September 28, 2021Assignee: PHARMACOPHOTONICS, INC.Inventors: Ulf J. Bremberg, Erik Ringberg, Wei Berts, Anthony De Belder, James S. Strickland
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Publication number: 20200109289Abstract: The present invention relates generally to novel rhodamine dyes which upon conjugation with another molecule form single isomeric conjugation products. These novel rhodamine dyes contain only one single functional group on the rhodomine molecule for conjugation so that their conjugation products are single isomeric conjugation products.Type: ApplicationFiled: December 6, 2019Publication date: April 9, 2020Applicant: PharmacoPhotonics, Inc. d/b/a FAST BioMedicalInventors: Ulf J. Bremberg, Erik Ringberg, Wei Berts, Anthony De Belder, James S. Strickland
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Patent number: 10501630Abstract: The present invention relates generally to novel rhodamine dyes which upon conjugation with another molecule form single isomeric conjugation products. These novel rhodamine dyes contain only one single functional group on the rhodomine molecule for conjugation so that their conjugation products are single isomeric conjugation products.Type: GrantFiled: April 9, 2018Date of Patent: December 10, 2019Assignee: PHARMACOPHOTONICS, INC.Inventors: Ulf J. Bremberg, Erik Ringberg, Wei Berts, Anthony De Belder, James S. Strickland
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Publication number: 20170216283Abstract: There is provided compounds of formula I, wherein E1, E2, E3, E4, L1, Y1, Y2, Y3, Ra and z have meanings provided in the description, and pharmaceutically-acceptable salts thereof, which compounds are useful in the treatment of diseases in which inhibition of leukotriene C4 synthase is desired and/or required, and particularly in the treatment of respiratory diseases and inflammation.Type: ApplicationFiled: April 17, 2017Publication date: August 3, 2017Applicant: AstraZeneca ABInventors: Robert Ronn, Carl Jonas Lindh, Erik Ringberg, Hanna Birgitta Ellinor Andersson, Peter Nilsson, Wesley Ralph Schaal, Magnus Munck af Rosenschöld, Antonios Nikitidis, Grigorios Nikitidis, Petra Johannesson, Christian Tyrchan
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Patent number: 9657001Abstract: There is provided compounds of formula I, wherein E1, E2, E3, E4, L1, Y1, Y2, Y3, Ra and z have meanings provided in the description, and pharmaceutically-acceptable salts thereof, which compounds are useful in the treatment of diseases in which inhibition of leukotriene C4 synthase is desired and/or required, and particularly in the treatment of respiratory diseases and inflammation.Type: GrantFiled: May 4, 2016Date of Patent: May 23, 2017Assignee: ASTRAZENECA ABInventors: Robert Ronn, Carl Jonas Lindh, Erik Ringberg, Hanna Birgitta Ellinor Andersson, Peter Nilsson, Wesley Ralph Schaal, Magnus Munck af Rosenschöld, Antonios Nikitidis, Grigorios Nikitidis, Petra Johannesson, Christian Tyrchan
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Publication number: 20160326143Abstract: There is provided compounds of formula I, wherein E1, E2, E3, E4, L1, Y1, Y2, Y3, Ra and z have meanings provided in the description, and pharmaceutically-acceptable salts thereof, which compounds are useful in the treatment of diseases in which inhibition of leukotriene C4 synthase is desired and/or required, and particularly in the treatment of respiratory diseases and inflammation.Type: ApplicationFiled: May 4, 2016Publication date: November 10, 2016Applicant: AstraZeneca ABInventors: Robert Ronn, Carl Jonas Lindh, Erik Ringberg, Hanna Birgitta Ellinor Andersson, Peter Nilsson, Wesley Ralph Schaal, Magnus Munck af Rosenschöld, Antonios Nikitidis, Grigorios Nikitidis, Petra Johannesson, Christian Tyrchan
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Patent number: 9169398Abstract: The present invention relates generally to novel rhodamine dyes which upon conjugation with another molecule form single isomeric conjugation products. These novel rhodamine dyes contain only one single functional group on the rhodomine molecule for conjugation so that their conjugation products are single isomeric conjugation products.Type: GrantFiled: May 21, 2014Date of Patent: October 27, 2015Assignee: Pharmacophotonics, Inc.Inventors: Ulf Bremberg, Erik Ringberg, Wei Berts, Anthony De Belder, James S. Strickland
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Publication number: 20140256946Abstract: The present invention relates generally to novel rhodamine dyes which upon conjugation with another molecule form single isomeric conjugation products. These novel rhodamine dyes contain only one single functional group on the rhodomine molecule for conjugation so that their conjugation products are single isomeric conjugation products.Type: ApplicationFiled: May 21, 2014Publication date: September 11, 2014Applicant: PHARMACOPHOTONICS, INC. D/B/A FAST DIAGNOSTICSInventors: Ulf BREMBERG, Erik RINGBERG, Wei BERTS, Anthony De BELDER, James S. STRICKLAND
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Patent number: 8809531Abstract: The present invention relates generally to novel rhodamine dyes which upon conjugation with another molecule form single isomeric conjugation products. These novel rhodamine dyes contain only one single functional group on the rhodomine molecule for conjugation so that their conjugation products are single isomeric conjugation products.Type: GrantFiled: April 1, 2011Date of Patent: August 19, 2014Assignee: PharmacoPhotonics, Inc.Inventors: Ulf Bremberg, Erik Ringberg, Wei Berts, Anthony De Belder, James S. Strickland
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Publication number: 20130096309Abstract: The present invention relates generally to novel rhodamine dyes which upon conjugation with another molecule form single isomeric conjugation products. These novel rhodamine dyes contain only one single functional group on the rhodomine molecule for conjugation so that their conjugation products are single isomeric conjugation products.Type: ApplicationFiled: April 1, 2011Publication date: April 18, 2013Inventors: Ulf Bremberg, Erik Ringberg, Wei Berts, Anthony De Belder, James S. Strickland
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Patent number: 7960374Abstract: The present invention relates to compounds of the formula (I) wherein A, X and R1 to R9 are as described herein; to pharmaceutical compositions comprising the said compounds; to processes for their preparation; and to the use of the compounds as medicaments against 5-HT6 receptor-related disorders.Type: GrantFiled: October 30, 2007Date of Patent: June 14, 2011Assignee: Proximagen LimitedInventors: Peter Brandt, Erik Ringberg, Berts Wei, Rune Ringom, Kristin Hammer, Sofia Henriksson, Bengt Lindqvist
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Patent number: 7812017Abstract: The present invention relates to novel compounds of formula (I): wherein m, n, R0, R1, R2, R3 and R4 are as described herein, to pharmaceutical compositions comprising the compounds, to processes for their preparation, as well as to the use of the compounds for the preparation of a medicament against 5-HT6 receptor-related disorders.Type: GrantFiled: July 3, 2007Date of Patent: October 12, 2010Assignee: Biovitrum AB (publ.)Inventors: Johan Angbrant, Rune Ringom, Kristin Hammer, Erik Ringberg, Bengt Lindqvist, Gary Johansson, Peter Brandt, Katarina Beierlein, Björn M Nilsson
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Patent number: 7534794Abstract: The invention relates to compounds of the general formula (I): wherein Ar is optionally substituted aryl or heteroaryl; A is (i) —O—, —S—, —SO2—, —NH—, (ii) a C1-4-alkyl- or C1-6-acyl-substituted nitrogen atom or (iii) a C1-8-alkylene chain or a heteroalkylene chain having 2 to 8 chain atoms, which optionally contains at least one unsaturation, and which may be substituted and/or contain a bridge to form a saturated or partially or fully unsaturated ring having 3-8 ring members; B is —C(R4)(R5)—, —OC(R4)(R5)—, —N(R6)C(R4)(R5)—, —N(R6)—, —O—, —S— or —SO2—; R is optionally substituted C3-8-cycloalkyl, aryl or heteroaryl; R1 is (i) a saturated or unsaturated azacyclic or aminoazacyclic ring, or a saturated diazacyclic or aminodiazacyclic ring, which has 4 to 7 ring members, or a saturated aminoazabicyclic, azabicyclic or diazabicyclic ring which has 7 to 10 ring members, which rings optionally are substituted in one or more positions, or a group —[C(R4)(R5)]xN(R2a)(R3a)]; R2a, R3a, R4, R5, R6 and x are asType: GrantFiled: October 11, 2002Date of Patent: May 19, 2009Assignee: Biovitrum ABInventors: Björn Nilsson, Jan Tejbrant, Benjamin Pelcman, Erik Ringberg, Markus Thor, Jonas Nilsson, Mattias Jönsson
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Publication number: 20080176829Abstract: The present invention relates to compounds of the formula (I) wherein A, X and R1 to R9 are as described herein; to pharmaceutical compositions comprising the said compounds; to processes for their preparation; and to the use of the compounds as medicaments against 5-HT6 receptor-related disorders.Type: ApplicationFiled: October 30, 2007Publication date: July 24, 2008Inventors: Peter Brandt, Erik Ringberg, Berts Wei, Rune Ringom, Kristin Hammer, Sofia Henriksson, Bengt Lindqvist
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Patent number: 7229997Abstract: Compounds of the general formula (I): wherein R1, R2, R3 and R4 are as described in the specification. Further included are pharmaceutical compositions comprising the compounds, processes for their preparation, as well as the use of the compounds for the preparation of a medicament which particularly acts on the central nervous system, particularly for use as anti-obesity agents.Type: GrantFiled: May 16, 2003Date of Patent: June 12, 2007Assignee: Biovitrum ABInventors: Björn M. Nilsson, Erik Ringberg
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Patent number: 7226925Abstract: The invention relates to compounds of the general Formula (I): The compounds may be prepared by per se conventional methods and can be used for treating a human or animal subject suffering from a serotonin-related disorder. The invention also relates to such use as well as to pharmaceutical compositions comprising a compound of Formula (I).Type: GrantFiled: June 18, 2003Date of Patent: June 5, 2007Assignee: Biovitrum ABInventors: Björn M. Nilsson, Erik Ringberg, Birger Sjöberg, Mattias Jönsson