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Gunter Schuhmacher
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Weinheim, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Thermoplastic polyurethane elastomer blend and process for its manu...
Patent number
5,376,723
Issue date
Dec 27, 1994
Firma Carl Freudenberg
Ulrike Vogt
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for preparing a latently reactive, pastly molding compound m...
Patent number
5,140,089
Issue date
Aug 18, 1992
Firma Carl Freudenberg
Horst Muhlfeld
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method of making a latently reactive, pasty molding material
Patent number
5,079,329
Issue date
Jan 7, 1992
Firma Carl Freudenberg
Horst Muhlfeld
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Antimicrobial fitting for medical catheters and method for their ap...
Patent number
5,049,140
Issue date
Sep 17, 1991
Firma Carl Freudenberg
Otto Brenner
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Tissue-compatible medical device and method for manufacturing the same
Patent number
4,973,320
Issue date
Nov 27, 1990
Firma Carl Freudenberg
Otto Brenner
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Method for the preparation of finely dispersed polyurethane ureas
Patent number
4,321,173
Issue date
Mar 23, 1982
Firma Carl Freudenberg
Gunter Schuhmacher
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for heat-sealing textile materials with polyurethane adhesives
Patent number
4,310,373
Issue date
Jan 12, 1982
Firma Carl Freudenberg
Gunter Schuhmacher
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information
Patent Grant
Polyurethane urea heat seal adhesive for the preparation of heat se...
Patent number
4,307,004
Issue date
Dec 22, 1981
Firma Carl Freudenberg
Gunter Schuhmacher
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information
Patent Grant
Method for the manufacture of low-melting polyurethanes having impr...
Patent number
4,273,911
Issue date
Jun 16, 1981
Firma Carl Freudenberg
Bertram Freudenberg
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Isocyanate-terminated branched polyethylene glycol and polyester po...
Patent number
4,181,770
Issue date
Jan 1, 1980
Firma Carl Freudenberg
Gunter Schuhmacher
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyurethanes and food casing made therefrom particularly by extrus...
Patent number
4,123,589
Issue date
Oct 31, 1978
Naturin-Werk Becker & Do.
Rudi Korlatzki
A22 - BUTCHERING MEAT TREATMENT PROCESSING POULTRY OR FISH
Information
Patent Grant
Polyurethane elastic molding material
Patent number
4,111,913
Issue date
Sep 5, 1978
Firma Carl Freudenberg
Gunter Schuhmacher
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...