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Birgit Severich
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Mannheim, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Alkaline cell or battery
Patent number
7,407,728
Issue date
Aug 5, 2008
Carl Freudenberg KG
Wolffried Wenneis
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Fuel cell
Patent number
6,630,269
Issue date
Oct 7, 2003
Firma Carl Freudenberg
Thomas Barth
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR FORMULATING A REACTIVE POLYURETHANE EMULSION
Publication number
20120015574
Publication date
Jan 19, 2012
Carl Freudenberg KG
Birgit Severich
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
STABLE TEMPERATURE PLASMA TREATED FORMATION, AND METHOD FOR THE PRO...
Publication number
20100035119
Publication date
Feb 11, 2010
Carl Freudenberg KG
Klaus-Dietmar Wagner
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information
Patent Application
Functionalized nonwovens, method for production and use thereof
Publication number
20060093820
Publication date
May 4, 2006
Carl Freudenberg KG
Kristina Margarit-Puri
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Method for the carbonization of an at least inherently stable two-d...
Publication number
20040025261
Publication date
Feb 12, 2004
Birgit Severich
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
Method for graphitising a carbonised fabric
Publication number
20040029471
Publication date
Feb 12, 2004
Birgit Severich
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
Alkaline cell or battery
Publication number
20030049539
Publication date
Mar 13, 2003
Wolffried Wenneis
H01 - BASIC ELECTRIC ELEMENTS