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Ulrich Feldhues
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Mt. Pleasant, SC, US
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Patents Grants
last 30 patents
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Patent Grant
Process for the continuous drowning of perylene melt
Patent number
6,432,193
Issue date
Aug 13, 2002
Bayer Corporation
Thomas R. Flatt
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Whitened polymers and the use thereof in coating slips for coating...
Patent number
6,339,117
Issue date
Jan 15, 2002
Bayer Aktiengesellschaft
Udo Eckstein
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for preparing bis-alkoxy-triazinyl-amino-containing stilben...
Patent number
6,248,887
Issue date
Jun 19, 2001
Bayer Aktiengesellschaft
Ulrich Feldhues
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for preparing substituted 4,4'-diaminostilbene-2,2'-disulph...
Patent number
6,121,444
Issue date
Sep 19, 2000
Bayer Aktiengesellschaft
Ulrich Feldhues
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information
Patent Grant
Process for the continuous preparation of quinacridones
Patent number
6,068,695
Issue date
May 30, 2000
Bayer Corporation
Thomas R. Flatt
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Process for the preparation of substituted 4,4'-diaminostilbene-2,2...
Patent number
6,025,490
Issue date
Feb 15, 2000
Bayer Aktiengesellschaft
Ulrich Feldhues
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
WHITENED POLYMERS AND THE USE THEREOF IN COATING SLIPS FOR COATING...
Publication number
20010009938
Publication date
Jul 26, 2001
UDO ECKSTEIN
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE