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Konigstein, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Vinyl 2-aryl-propionates
Patent number
5,426,211
Issue date
Jun 20, 1995
Hoechst Aktiengesellschaft
Gerd Fulling
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Reversibly precipitable, water-soluble polymer conjugates
Patent number
5,310,786
Issue date
May 10, 1994
Hoechst Aktiengesellschaft
Klaus-Dieter Vorlop
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Sucrosetricarboxylic acid and compositions containing the same
Patent number
5,238,597
Issue date
Aug 24, 1993
Hoechst Aktiengesellschaft
Wolfram Fritsche-Lang
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Process for the enzymatic cleavage of vinyl 2-aryl-propionates
Patent number
5,155,028
Issue date
Oct 13, 1992
Hoechst Aktiengesellschaft
Gerd Fulling
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Immobilization of an isethiacyanate of a cofactor on a polymer
Patent number
5,106,740
Issue date
Apr 21, 1992
Hoechst Aktiengesellschaft
Hubert Bader
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Microencapsulation of biologically active material
Patent number
5,100,673
Issue date
Mar 31, 1992
Hoechst Aktiengesellschaft
Hebert Bader
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Process for the preparation of a mixture of sucrose oxidation produ...
Patent number
5,082,504
Issue date
Jan 21, 1992
Hoechst Aktiengesellschaft
Ernst I. Leupold
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Process for the enzymatic preparation of disaccharide fluorides usi...
Patent number
5,068,186
Issue date
Nov 26, 1991
Hoechst Aktiengesellschaft
Merten Schlingmann
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the enzymatic preparation of optically active phosphoru...
Patent number
5,010,012
Issue date
Apr 23, 1991
Hoechst Aktiengesellschaft
Dieter Wullbrandt
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the oxidation of 5-hydroxymethylfurfural
Patent number
4,977,283
Issue date
Dec 11, 1990
Hoechst Aktiengesellschaft
Ernst I. Leupold
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of aspartame and agents for carrying it...
Patent number
4,883,900
Issue date
Nov 28, 1989
Hoechst Aktiengesellschaft
Reinhold Keller
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Enzymatic synthesis of cyclodextrins using .alpha.-glucosyl fluorid...
Patent number
4,859,590
Issue date
Aug 22, 1989
Hoechst Aktiengesellschaft
Joachim Thiem
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Diels-alder adduct from streptazoline and naphthoquinones and its o...
Patent number
4,849,409
Issue date
Jul 18, 1989
Hoechst Aktiengesellschaft
Hans-Ullrich Hoppe
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the single-stage preparation of glycosyl fluorides
Patent number
4,847,372
Issue date
Jul 11, 1989
Hoechst Aktiengesellschaft
Raimund Franz
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for racemizing optically active alpha-phenoxypropionic acid...
Patent number
4,767,880
Issue date
Aug 30, 1988
Hoechst Aktiengesellschaft
Dieter Wullbrandt
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of water-soluble polysaccharides, the s...
Patent number
4,766,207
Issue date
Aug 23, 1988
Hoechst Aktiengesellschaft
Hans-Matthias Deger
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Process for the preparation of glycosides from glycosyl fluorides
Patent number
4,749,785
Issue date
Jun 7, 1988
Hoechst Aktiengesellschaft
Joachim Thiem
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of L-phenylalanine
Patent number
4,745,059
Issue date
May 17, 1988
Hoechst Aktiengesellschaft
Hartmut Voelskow
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Process for the preparation of 4-benzyl aspartate
Patent number
4,709,086
Issue date
Nov 24, 1987
Hoechst Aktiengesellschaft
Merten Schlingmann
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for isolating microbial polysaccharides from their fatty am...
Patent number
4,703,117
Issue date
Oct 27, 1987
Hoechst Aktiengesellschaft
Edgar Fischer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the preparation of 5'-ribonucleotides
Patent number
4,649,111
Issue date
Mar 10, 1987
Hoechst Aktiengesellschaft
Reinhold Keller
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Functional protein hydrolyzates, a process for their preparation, u...
Patent number
4,627,983
Issue date
Dec 9, 1986
Hoechst Aktiengesellschaft
Udo Scharf
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Process for separating ribonucleic acids from a solution containing...
Patent number
4,623,723
Issue date
Nov 18, 1986
Hoechst Aktiengesellschaft
Reinhold Keller
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for cultivation of organisms wherein a uniform protein from...
Patent number
4,614,717
Issue date
Sep 30, 1986
Hoechst Aktiengesellschaft
Traudel Kachholz
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Copolymer, process for its preparation and its use as a sorbent
Patent number
4,576,973
Issue date
Mar 18, 1986
Cassella Aktiengesellschaft
Karl-Heinz Keil
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Microbial polysaccharides, process for their preparation, microorga...
Patent number
4,567,140
Issue date
Jan 28, 1986
Hoechst Aktiengesellschaft
Hartmut Voelskow
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Process for isolating microbial polysaccharides from their amine ad...
Patent number
4,562,252
Issue date
Dec 31, 1985
Hoechst Aktiengesellschaft
Edgar Fischer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Copolymer, a process for its preparation and its use as a sorbent
Patent number
4,552,905
Issue date
Nov 12, 1985
Cassella Aktiengesellschaft
Karl-Heinz Keil
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Process for the purification of microbial protein isolates
Patent number
4,530,785
Issue date
Jul 23, 1985
Hoechst Aktiengesellschaft
Udo Scharf
A21 - BAKING EDIBLE DOUGHS
Information
Patent Grant
Process for the greasing of leather and fur skins
Patent number
4,281,997
Issue date
Aug 4, 1981
Hoechst Aktiengesellschaft
Kurt Rosenbusch
C14 - SKINS HIDES PELTS LEATHER