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Claudia Witschi
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San Francisco, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Pharmaceutical formulations of a HIF hydroxylase inhibitor
Patent number
10,765,672
Issue date
Sep 8, 2020
FibroGen, Inc.
David Conca
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Crystalline forms of a prolyl hydroxylase inhibitor
Patent number
10,272,078
Issue date
Apr 30, 2019
FibroGen, Inc.
Claudia Witschi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Crystalline forms of a prolyl hydroxylase inhibitor
Patent number
10,118,897
Issue date
Nov 6, 2018
FibroGen, Inc.
Claudia Witschi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Crystalline forms of a prolyl hydroxylase inhibitor
Patent number
9,918,977
Issue date
Mar 20, 2018
FibroGen, Inc.
Claudia Witschi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Crystalline forms of {[1-cyano-5-(4-chlorophenoxy)-4-hydroxy-isoqui...
Patent number
9,643,928
Issue date
May 9, 2017
FibroGen, Inc.
Claudia Witschi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Crystalline forms of a prolyl hydroxylase inhibitor
Patent number
9,617,218
Issue date
Apr 11, 2017
FibroGen, Inc.
Claudia Witschi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Crystalline forms of a prolyl hydroxylase inhibitor
Patent number
9,371,288
Issue date
Jun 21, 2016
FibroGen, Inc.
Claudia Witschi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Crystalline forms of a prolyl hydroxylase inhibitor
Patent number
9,115,085
Issue date
Aug 25, 2015
FibroGen, Inc.
Claudia Witschi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Crystalline forms of a prolyl hydroxylase inhibitor
Patent number
8,883,823
Issue date
Nov 11, 2014
FibroGen, Inc.
Claudia Witschi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Patents Applications
last 30 patents
Information
Patent Application
PHARMACEUTICAL FORMULATIONS OF A HIF HYDROXYLASE INHIBITOR
Publication number
20220054474
Publication date
Feb 24, 2022
FibroGen, Inc.
David Conca
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
CRYSTALLINE FORMS OF A PROLYL HYDROXYLASE INHIBITOR
Publication number
20200115344
Publication date
Apr 16, 2020
FibroGen, Inc.
Claudia Witschi
C07 - ORGANIC CHEMISTRY
Information
Patent Application
CRYSTALLINE FORMS OF A PROLYL HYDROXYLASE INHIBITOR
Publication number
20190276408
Publication date
Sep 12, 2019
FibroGen, Inc.
Claudia Witschi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
CRYSTALLINE FORMS OF A PROLYL HYDROXYLASE INHIBITOR
Publication number
20190022080
Publication date
Jan 24, 2019
FibroGen, Inc.
Claudia Witschi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
PHARMACEUTICAL FORMULATIONS OF A HIF HYDROXYLASE INHIBITOR
Publication number
20190008846
Publication date
Jan 10, 2019
FibroGen, Inc.
David Conca
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
CRYSTALLINE FORMS OF A PROLYL HYDROXYLASE INHIBITOR
Publication number
20170190667
Publication date
Jul 6, 2017
FibroGen, Inc.
Claudia Witschi
C07 - ORGANIC CHEMISTRY
Information
Patent Application
CRYSTALLINE FORMS OF A PROLYL HYDROXYLASE INHIBITOR
Publication number
20160331741
Publication date
Nov 17, 2016
FibroGen, Inc.
Claudia Witschi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
PHARMACEUTICAL FORMULATIONS OF A HIF HYDROXYLASE INHIBITOR
Publication number
20160120859
Publication date
May 5, 2016
FibroGen, Inc.
David Conca
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
CRYSTALLINE FORMS OF -ACETIC ACID
Publication number
20160002170
Publication date
Jan 7, 2016
FibroGen, Inc.
Claudia WITSCHI
C07 - ORGANIC CHEMISTRY
Information
Patent Application
CRYSTALLINE FORMS OF A PROLYL HYDROXYLASE INHIBITOR
Publication number
20150322015
Publication date
Nov 12, 2015
FibroGen, Inc.
Claudia Witschi
C07 - ORGANIC CHEMISTRY
Information
Patent Application
CRYSTALLINE FORMS OF A PROLYL HYDROXYLASE INHIBITOR
Publication number
20150038529
Publication date
Feb 5, 2015
FibroGen, Inc.
Claudia Witschi
C07 - ORGANIC CHEMISTRY
Information
Patent Application
CRYSTALLINE FORMS OF A PROLYL HYDROXYLASE INHIBITOR
Publication number
20140303202
Publication date
Oct 9, 2014
Claudia Witschi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
CRYSTALLINE FORMS OF A PROLYL HYDROXYLASE INHIBITOR
Publication number
20140024675
Publication date
Jan 23, 2014
Claudia Witschi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
CRYSTALLINE FORMS OF A PROLYL HYDROXYLASE INHIBITOR
Publication number
20140024676
Publication date
Jan 23, 2014
Claudia Witschi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE