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Karl N. Johansson
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Enhorna, SE
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Patents Grants
last 30 patents
Information
Patent Grant
Anti-retroviral activity of 2′,3′-dideoxy-3′...
Patent number
6,358,934
Issue date
Mar 19, 2002
Medivir AB
Bertil Frank Harald Eriksson
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Derivatives of purine, process for their preparation and a pharmace...
Patent number
5,656,617
Issue date
Aug 12, 1997
Medivir AB
Bjorn Gunnar Lindborg
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
5-substituted pyrimidine nucleosides and nucleotides
Patent number
5,576,429
Issue date
Nov 19, 1996
Medivir AB
Karl N. G. Johansson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Derivatives of purine, process for their preparation and a pharmace...
Patent number
5,565,461
Issue date
Oct 15, 1996
Medivir AB
Bj orn G. Lindborg
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
1-(3'-fluoro-2',3'-dideoxy-.beta.-D-ribofuranosyl)-5-substituted py...
Patent number
5,506,215
Issue date
Apr 9, 1996
Medivir AB
Karl N. G. Johansson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Anti-retroviral activity of 2',3'-dideoxy-3'-fluoronucleosides
Patent number
5,446,029
Issue date
Aug 29, 1995
Medivir AB
Bertil F. H. Eriksson
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
.alpha. nucleoside compounds and a method for treating HBV using sa...
Patent number
5,409,906
Issue date
Apr 25, 1995
Medivir AB
Roelf Datema
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Derivatives of purine, process for their preparation and a pharmace...
Patent number
5,284,837
Issue date
Feb 8, 1994
Medivir AB
Bjorn G. Lindborg
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Antiviral pharmaceutical composition comprising 5-substituted pyrim...
Patent number
5,215,971
Issue date
Jun 1, 1993
Medivir AB
Roelf Datema
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Nucleosides and nucleotide analogues, pharmaceutical composition an...
Patent number
5,215,970
Issue date
Jun 1, 1993
Medivir AB
Roelf Datema
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Derivatives of purine
Patent number
5,036,071
Issue date
Jul 30, 1991
Medivir AB
Karl N. G. Johansson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Guanine derivative
Patent number
4,798,833
Issue date
Jan 17, 1989
Astra Lakemedel Aktiebolag
Karl N. Johansson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Phosphonoformic acid esters and pharmaceutical compositions contain...
Patent number
4,591,583
Issue date
May 27, 1986
Astra Lakemedel Aktiebolag
Ake J. E. Helgstrand
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Phosphonoformic acid esters
Patent number
4,536,400
Issue date
Aug 20, 1985
Astra Lakemedel Aktiebolag
.ANG.ke J. E. Helgstrand
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Derivatives of guanine for combating herpes virus infections
Patent number
4,495,190
Issue date
Jan 22, 1985
Astra Lakemedel Aktiebolag
Curt-Erik Hagberg
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Phosphonoformic acid esters and pharmaceutical compositions contain...
Patent number
4,386,081
Issue date
May 31, 1983
Astra Lakemedel Aktiebolag
Ake J. E. Helgstrand
C07 - ORGANIC CHEMISTRY