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Filippus J. Zeelen
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Heesch, NL
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last 30 patents
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Patent Grant
Novel 17-amino-16-hydroxy steroids of the androstane and oestrane s...
Patent number
4,330,539
Issue date
May 18, 1982
Akzo nv
Thomas Sleigh
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Ent-16-amino-17-hydroxy-oestra-1,3,5(10)-trienes and derivatives th...
Patent number
4,330,540
Issue date
May 18, 1982
Akzo nv
Filippus J. Zeelen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Di-Carboxylic acid derivatives
Patent number
4,232,042
Issue date
Nov 4, 1980
Akzona Incorporated
Alexander C. Campbell
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Cyclization substrates, cyclization process and related 11.beta.-ax...
Patent number
4,222,940
Issue date
Sep 16, 1980
Akzona Incorporated
Filippus J. Zeelen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Cyclization substrates and related 11.alpha.-equatorially-substitut...
Patent number
4,221,713
Issue date
Sep 9, 1980
Akzona Incorporated
Filippus J. Zeelen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Cyclization substrates and 6.alpha.-substituted 19-norsteroid deriv...
Patent number
4,186,142
Issue date
Jan 29, 1980
Akzona Incorporated
Filippus J. Zeelen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Cyclization substrates and 7.alpha.-substituted 19-norsteroid deriv...
Patent number
4,177,197
Issue date
Dec 4, 1979
Akzona Inc.
Filippus J. Zeelen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Prostenoic acid derivatives
Patent number
4,113,863
Issue date
Sep 12, 1978
Merck Patent Gesellschaft mit beschrankter Haftung
Manfred Baumgarth
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Prostenoic acid derivatives
Patent number
4,086,362
Issue date
Apr 25, 1978
Merck Patent Gesellschaft mit beschrankter Haftung
Manfred Baumgarth
C07 - ORGANIC CHEMISTRY