Patents by Inventor Erik Wallstroem
Erik Wallstroem 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: 20240366585Abstract: This disclosure relates to the field of therapeutic tyrosine kinase inhibitors, in particular Bruton tyrosine kinase (“BTK”) inhibitors for treatment of subjects with relapsing multiple sclerosis.Type: ApplicationFiled: March 22, 2024Publication date: November 7, 2024Applicant: Principia Biopharma Inc.Inventors: Meehyung Cho, Timothy J. Turner, Erik Wallstroem
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Patent number: 11969418Abstract: This disclosure relates to the field of therapeutic tyrosine kinase inhibitors, in particular Bruton tyrosine kinase (“BTK”) inhibitors for treatment of subjects with relapsing multiple sclerosis.Type: GrantFiled: January 19, 2021Date of Patent: April 30, 2024Assignee: GENZYME CORPORATIONInventors: Meehyung Cho, Timothy J. Turner, Erik Wallstroem
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Publication number: 20210244720Abstract: This disclosure relates to the field of therapeutic tyrosine kinase inhibitors, in particular Bruton tyrosine kinase (“BTK”) inhibitors for treatment of subjects with relapsing multiple sclerosis.Type: ApplicationFiled: January 19, 2021Publication date: August 12, 2021Applicant: Genzyme CorporationInventors: Meehyung Cho, Timothy J. Turner, Erik Wallstroem
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Publication number: 20180161290Abstract: A compound of formula I: wherein X is O, S, SO or SO2; R1 is halogen, trihalomethyl, —OH, C1-7alkyl, C1-4alkoxy, trifluoromethoxy, phenoxy, cyclohexylmethyloxy, pyridylmethoxy, cinnamyloxy, naphthylmethoxy, phenoxymethyl, —CH2—OH, —CH2CH2—OH, C1-4alkylthio, C1-4alkylsulfonyl, benzylthio, acetyl, nitro or cyano, or phenyl, phenylC1-4alkyl or phenyl-C1-4alkoxy each phenyl group thereof being optionally substituted by halogen, CF3, C1-4alkyl or C1-4alkoxy; R2 is H, halogen, trihalomethyl, C1-4alkoxy, C1-7alkyl, phenethyl or benzyloxy; R3 H, halogen, CF3, OH, C1-7alkyl, C1-4alkoxy, benzyloxy, phenyl or C1-4alkoxymethyl; each of R4 and R5, independently is H or a residue of formula (a) wherein each of R8 and R9, independently, is H or C1-4alkyl optionally substituted by halogen; and n is an integer from 1 to 4; or a pharmaceutically acceptable salt, hydrate, solvate, isomer or prodrug thereof; or a compound of formula II wherein R1a is halogen, trihalomethyl, C1-4alkyl, C1-4alkoxy, C1-4alkylthio, C1Type: ApplicationFiled: December 7, 2017Publication date: June 14, 2018Inventors: Peter Gergely, Erik Wallstroem, Eric Legangneux
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Publication number: 20180064660Abstract: The invention provides the use of compound of formula V or formula VI in the treatment of a demyelinating peripheral neuropathy: Wherein X, R1, R2, R3, R4, R5, n, R1a, R2a, R3a, R4a, R5a, R6a, R7a, X8, and na are defined herein; or the N-oxide derivatives thereof or prodrugs thereof, or a pharmaceutically acceptable salt, solvate or hydrate thereof. The invention further provides combinations of a compound of Formula V or VI with one or more therapeutic agents and pharmaceutical composition thereof.Type: ApplicationFiled: November 8, 2017Publication date: March 8, 2018Inventors: David LEPPERT, Erik WALLSTROEM, Barbara NEUSSLEIN-HILDESHEIM
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Publication number: 20170119702Abstract: A compound of formula I: wherein X is O, S, SO or SO2; R1 is halogen, trihalomethyl, —OH, C1-7alkyl, C1-4alkoxy, trifluoromethoxy, phenoxy, cyclohexylmethyloxy, pyridylmethoxy, cinnamyloxy, naphthylmethoxy, phenoxymethyl, —CH2—OH, —CH2—CH2—OH, C1-4alkylthio, C1-4alkylsulfinyl, C1-4alkylsulfonyl, benzylthio, acetyl, nitro or cyano, or phenyl, phenylC1-4alkyl or phenyl-C1-4alkoxy each phenyl group thereof being optionally substituted by halogen, CF3, C1-4alkyl or C1-4alkoxy; R2 is H, halogen, trihalomethyl, C1-4alkoxy, C1-7alkyl, phenethyl or benzyloxy; R3 H, halogen, CF3, OH, C1-7alkyl, C1-4alkoxy, benzyloxy, phenyl or C1-4alkoxymethyl; each of R4 and R5, independently is H or a residue of formula (a) wherein each of R8 and R9, independently, is H or C1-4alkyl optionally substituted by halogen; and n is an integer from 1 to 4; or a pharmaceutically acceptable salt, hydrate, solvate, isomer or prodrug thereof; or a compound of formula II wherein R1a is halogen, trihalomethyl, C1-4alkyl, C1-4alkoType: ApplicationFiled: October 19, 2016Publication date: May 4, 2017Applicant: Novartis AGInventors: Peter Gergely, Erik Wallstroem, Eric Legangneux
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Publication number: 20160263060Abstract: The invention provides the use of compound of formula V or formula VI in the treatment of a demyelinating peripheral neuropathy: wherein X, R1, R2, R3, R4, R5, n, R1a, R2a, R3a, R4a, R5a, R6a, R7a, Xa and na are defined herein; or the N-oxide derivatives thereof or prodrugs thereof, or a pharmaceutically acceptable salt, solvate or hydrate thereof. The invention further provides combinations of a compound of Formula V or VI with one or more therapeutic agents and pharmaceutical composition thereof.Type: ApplicationFiled: May 23, 2016Publication date: September 15, 2016Applicant: NOVARTIS AGInventors: David LEPPERT, Erik WALLSTROEM, Barbara NUESSLEIN-HILDESHEIM
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Publication number: 20150218090Abstract: This invention relates to a method of treating multiple sclerosis in a mammalian patient, preferably a human, in need of such treatment, comprising administering to said human an S1P receptor modulator or agonist according to a dosing regimen that is determined with reference to the patient's blood lymphocyte count.Type: ApplicationFiled: October 18, 2012Publication date: August 6, 2015Inventor: Erik Wallstroem
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Publication number: 20140336265Abstract: A compound of formula I: wherein X is O, S, SO or SO2; R1 is halogen, trihalomethyl, —OH, C1-7alkyl, C1-4alkoxy, trifluoromethoxy, phenoxy, cyclohexylmethyloxy, pyridylmethoxy, cinnamyloxy, naphthylmethoxy, phenoxymethyl, —CH2—OH, —CH2—CH2—OH, C1-4alkylthio, C1-4alkylsulfinyl, C1-4alkylsulfonyl, benzylthio, acetyl, nitro or cyano, or phenyl, phenylC1-4alkyl or phenyl-C1-4alkoxy each phenyl group thereof being optionally substituted by halogen, CF3, C1-4alkyl or C1-4alkoxy; R2 is H, halogen, trihalomethyl, C1-4alkoxy, phenethyl or benzyloxy; R3 H, halogen, CF3, OH, C1-7alkyl, C1-4alkoxy, benzyloxy, phenyl or C1-4alkoxymethyl; each of R4 and R5, independently is H or a residue of formula (a) wherein each of R8 and R9, independently, is H or C1-4alkyl optionally substituted by halogen; and n is an integer from 1 to 4; or a pharmaceutically acceptable salt, hydrate, solvate, isomer or prodrug thereof; or a compound of formula II wherein R1a is halogen, trihalomethyl, C1-4alkyl, C1-4alkoxType: ApplicationFiled: July 28, 2014Publication date: November 13, 2014Applicant: NOVARTIS AGInventors: Peter Gergely, Erik Wallstroem, Eric Legangneux
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Publication number: 20140242119Abstract: The invention provides the use of compound of formula V or formula VI in the treatment of a demyelinating peripheral neuropathy: wherein X, R1, R2, R3, R4, R5, n, R1a, R2a, R3a, R4a, R5a, R6a, R7a, Xa and na are defined herein; or the N-oxide derivatives thereof or prodrugs thereof, or a pharmaceutically acceptable salt, solvate or hydrate thereof. The invention further provides combinations of a compound of Formula V or VI with one or more therapeutic agents and pharmaceutical composition thereof.Type: ApplicationFiled: April 18, 2014Publication date: August 28, 2014Applicant: NOVARTIS AGInventors: David LEPPERT, Erik WALLSTROEM, Barbara NUESSLEIN-HILDESHEIM
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Patent number: 8809316Abstract: The present invention discloses various immunosuppressants, salts and polymorphs thereof useful in the treatment of various disorders, including peripheral neuropathy. The invention also discloses pharmaceutical formulations utilizing the immunosuppressants, alone or in combination with other compounds, useful in treating disorders such as peripheral neuropathy. The present invention also discloses a method of treating peripheral neuropathy with immunosuppressants disclosed herein.Type: GrantFiled: March 6, 2013Date of Patent: August 19, 2014Assignee: Novartis AGInventors: David Leppert, Erik Wallstroem, Barbara Nuesslein-Hildesheim
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Publication number: 20140011797Abstract: The present invention discloses various immunosuppressants, salts and polymorphs thereof useful in the treatment of various disorders, including peripheral neuropathy. The invention also discloses pharmaceutical formulations utilizing the immunosuppressants, alone or in combination with other compounds, useful in treating disorders such as peripheral neuropathy. The present invention also discloses a method of treating peripheral neuropathy with immunosuppressants disclosed herein.Type: ApplicationFiled: March 6, 2013Publication date: January 9, 2014Inventors: David LEPPERT, Erik WALLSTROEM, Barbara NUESSLEIN-HILDESHEIM
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Publication number: 20130210924Abstract: A compound of formula (I) wherein X is O, S, SO or SO2; R1 is halogen, trihalomethyl, —OH, C1-7alkyl, C1-4alkoxy, trifluoromethoxy, phenoxy, cyclohexylmethyloxy, pyridylmethoxy, cinnamyloxy, naphthylmethoxy, phenoxymethyl, —CH2—OH, —CH2—CH2—OH, C1-4alkylthio, C1-4alkylsulfinyl, C1-4alkylsulfonyl, benzylthio, acetyl, nitro or cyano, or phenyl, phenylC1-4alkyl or phenyl-C1-4alkoxy each phenyl group thereof being optionally substituted by halogen, CF3, C1-4alkyl or C1-4alkoxy; R2 is H, halogen, trihalomethyl, C1-4alkoxy, C1-7alkyl, phenethyl or benzyloxy; R3H, halogen, CF3, OH, C1-7alkyl, C1-4alkoxy, benzyloxy, phenyl or C1-44alkoxymethyl; each of R4 and R5, independently is H or a residue of formula (a) wherein each of R8 and R9, independently, is H or C1-4alkyl optionally substituted by halogen; and n is an integer from 1 to 4; or a pharmaceutically acceptable salt, hydrate, solvate, isomer or prodrug thereof; or a compound of formula (II) wherein R1a is halogen, trihalomethyl, C1-4alkyl, C1-4alkoxy, C1-4alkylType: ApplicationFiled: May 5, 2011Publication date: August 15, 2013Applicant: NOVARTIS AGInventors: Peter Gergely, Erik Wallstroem, Eric Legangneux
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Publication number: 20130172297Abstract: Disclosed is the use of a compound of formula I wherein X is O, S, SO or SO2; R1 is halogen, trihalomethyl, —OH, C1-7alkyl, C1-4alkoxy, trifluoromethoxy, phenoxy, cyclohexylmethyloxy, pyridylmethoxy, cinnamyloxy, naphthylmethoxy, phenoxymethyl, —CH2—OH, —CH2—CH2—OH, C1-4alkylthio, C1-4alkyl-sulfinyl, C1-4alkylsulfonyl, benzylthio, acetyl, nitro or cyano, or phenyl, phenylC1-4alkyl or phenyl-C1-4alkoxy each phenyl group thereof being optionally substituted by halogen, CF3, C1-4alkyl or C1-4alkoxy; R2 is H, halogen, trihalomethyl, C1-4alkoxy, C1-7alkyl, phenethyl or benzyloxy; R3H, halogen, CF3, OH, C1-7alkyl, C1-4alkoxy, benzyloxy, phenyl or C1-4alkoxymethyl; each of R4 and R5, independently is H or a residue of formula (a) wherein each of R8 and R9, independently, is H or C1-4alkyl optionally substituted by halogen; and n is an integer from 1 to 4; or a pharmaceutically acceptable salt, hydrate, solvate, isomer or prodrug thereof; or a compound of formula II wherein R1a is halogen, trihalomethyl, C1-4alkyl, CType: ApplicationFiled: May 5, 2011Publication date: July 4, 2013Applicant: NOVARTIS AGInventors: Peter Gergely, Erik Wallstroem
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Publication number: 20110190398Abstract: A compound of formula V or formula VI for use in the treatment of a demyelinating peripheral neuropathy: wherein X is O, S, SO or SO2, R1 is halogen, trihalomethyl, OH, C1-7alkyl, C1-4alkoxy, trifluoromethoxy, phenoxy, cyclohexylmethyloxy, pyridylmethoxy, cinnamyloxy, naphthylmethoxy, phenoxymethyl, CH2—OH, CH2—CH2—OH, C1-4alkylthio, C1-4alkylsulfinyl, C1-4alkylsulfonyl, benzylthio, acetyl, nitro or cyano, or phenyl, phenylC1-4alkyl or phenyl-C1-4alkoxy each phenyl group thereof being optionally substituted by halogen, CF3, C1-4alkyl or C1-4alkoxy; R2 is H, halogen, trihalomethyl, C1-4alkoxy, C1-7alkyl, phenethyl or benzyloxy; R3 is H, halogen, CF3, OH, C1-7alkyl, C1-4alkoxy, benzyloxy, phenyl or CMalkoxymethyl; each of R4 and R5, independently is H or a residue of formula (a), wherein each of R8 and R9, independently, is H or C1-4alkyl optionally substituted by halogen; and n is an integer from 1 to 4; and the N-oxide derivatives thereof or prodrugs thereof, or a pharmaceutically acceptable salt, solvate orType: ApplicationFiled: August 17, 2009Publication date: August 4, 2011Applicant: NOVARTIS AGInventors: David Leppert, Erik Wallstroem, Barbara Nuesslein-Hildesheim
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Publication number: 20110144082Abstract: A compound of formula A1 or A2 for use in the treatment of a demyelinating peripheral neuropathy: wherein A is COOR5, OPO(OR5)2, PO(OR5)2, SO2OR5, POR5OR5 or 1H-tetrazol-5-yl, R5 being H or an ester-forming group, optionally C1-6alkyl; W is a bond, C1-3alkylene or C2-3alkenylene; Y is C6-10aryl or C2-9heteroaryl eg C3-9heteroaryl, optionally substituted by 1 to 3 radicals selected from halogen, OH, NO2, C1-6alkyl, C1-6alkoxy; halo-substituted C1-6alkyl and halo-substituted C1-6alkoxy; Z is chosen from: wherein the asterisks of Z indicate the point of attachment between —C(R3)(R4)— and A of Formula Ia or Ib, respectively; R6 is chosen from hydrogen and C1-6alkyl; and J1 and J2 are independently methylene or a heteroatom chosen from S, O and NR5; wherein R5 is chosen from hydrogen and C1-6alkyl; and any alkylene of Z can be further substituted by one to three radicals chosen from halo, hydroxy, C1-6alkyl; or R6 can be attached to a carbon atom of Y to form a 5-7 member ring; R1 is C6-10aryl or CType: ApplicationFiled: August 17, 2009Publication date: June 16, 2011Inventors: David Leppert, Erik Wallstroem