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Birgit Kosan
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Rudolfstadt, DE
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Patents Grants
last 30 patents
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Patent Grant
Hydrogel-forming multicomponent fiber
Patent number
11,898,274
Issue date
Feb 13, 2024
Carl Freudenberg KG
Birgit Kosan
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Production of cellulose nanoparticles
Patent number
8,182,839
Issue date
May 22, 2012
Dow Global Technologies LLC
Jurgen Engelhardt
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Method and device for the production of cellulose fibers and cellul...
Patent number
6,887,409
Issue date
May 3, 2005
Thuringishces Institut fur Textil und Kunststoff-Forschung E.V.
Birgit Kosan
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Method for producing a cellulose solution in an aqueous amine oxide...
Patent number
6,676,739
Issue date
Jan 13, 2004
Thuringishces Institut fur Textil und Kunststoff-Forschung E.V.
Birgit Kosan
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
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Patent Application
HYDROGEL-FORMING MULTICOMPONENT FIBER
Publication number
20200141031
Publication date
May 7, 2020
Carl Freudenberg KG
Birgit Kosan
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
PRODUCTION OF CELLULOSE NANOPARTICLES
Publication number
20100272819
Publication date
Oct 28, 2010
Jurgen Engelhardt
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Application
Method for Producing Molded Bodies from Proteins
Publication number
20090051068
Publication date
Feb 26, 2009
THÜRINGISCHES INSTITUTE FÜR TEXTIL-UND KUNSTSTOFF-FORSCHUNG E.V.
Silke Brauer
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
METHOD FOR PRODUCING A CELLULOSE SOLUTION IN AN AQUEOUS AMINE OXIDE...
Publication number
20030159620
Publication date
Aug 28, 2003
Birgit Kosan
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
Method and device for the production of cellulose fibres and cellul...
Publication number
20030116882
Publication date
Jun 26, 2003
Birgit Kosan
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING