Werner Prass

Person

Mainz, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Water-resistant adhesives, their preparation and use
- Patent number 7,585,915
- Issue date Sep 8, 2009
- Celanese Emulsions GmbH
- Martin Jakob
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for preparing polyvinyl alcohol stabilized solvent- and pla...
- Patent number 6,093,766
- Issue date Jul 25, 2000
- Clariant GmbH
- Martin Jakob
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Composition containing an aerogel, method of producing said composi...
- Patent number 5,948,314
- Issue date Sep 7, 1999
- Hoechst Aktiengesellschaft
- Gerhard Geiss
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Polymer films for detecting chemical substances
- Patent number 5,817,727
- Issue date Oct 6, 1998
- Hoechst Aktiengesellschaft
- Werner Prass
- G01 - MEASURING TESTING
Information Patent Grant
Polymer films for detecting chemical substances
- Patent number 5,665,844
- Issue date Sep 9, 1997
- Hoechst Aktiengesellschaft
- Werner Prass
- G01 - MEASURING TESTING
Information Patent Grant
Composite membranes and processes for their production
- Patent number 5,658,669
- Issue date Aug 19, 1997
- Hoechst Aktiengesellschaft
- Olaf Althoff
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Optical sensor for detection of chemical species
- Patent number 5,640,234
- Issue date Jun 17, 1997
- Hoechst Aktiengesellschaft
- Christoph Roth
- G01 - MEASURING TESTING
Information Patent Grant
Interference enhanced optical sensor for detecting chemical species
- Patent number 5,563,707
- Issue date Oct 8, 1996
- Hoechst Aktiengesellschaft
- Werner Prass
- G01 - MEASURING TESTING
Information Patent Grant
Process and device for producing ultrathin layers and layer element
- Patent number 5,429,842
- Issue date Jul 4, 1995
- Hoechst Aktiengesellschaft
- Gunther Appel
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Composite membrane, process for its production and its use
- Patent number 5,342,432
- Issue date Aug 30, 1994
- Hoechst Aktiengesellschaft
- Michael Haubs
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Radiation-sensitive film composed of at least one mono-molecular la...
- Patent number 5,258,262
- Issue date Nov 2, 1993
- Hoechst Aktiengesellschaft
- Christian Erdelen
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Amphiphilic polymers containing silane units and film comprising at...
- Patent number 5,256,749
- Issue date Oct 26, 1993
- Hoechst Aktiengesellschaft
- Werner Hickel
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Polyamide and film made from at least one monomolecular layer of a...
- Patent number 5,166,307
- Issue date Nov 24, 1992
- Hoechst Aktiengesellschaft
- Harald Cherdron
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Amphiphilic monomers with mixed-chain structure and polymers and fi...
- Patent number 5,120,809
- Issue date Jun 9, 1992
- Hoechst Aktiengesellschaft
- Donald Lupo
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Amphiphilic monomers and polymers and film comprising at least one...
- Patent number 5,116,925
- Issue date May 26, 1992
- Hoechst Aktiengesellschaft
- Donald Lupo
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polyurea and film composed of at least one monomolecular layer of a...
- Patent number 5,081,212
- Issue date Jan 14, 1992
- Hoechst Aktiengesellschaft
- Werner Prass
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Film comprising at least one unimolecular layer
- Patent number 5,034,277
- Issue date Jul 23, 1991
- Hoechst Aktiengesellschaft
- Andre Laschewsky
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Negative-working radiation-sensitive mixture with polymer having 1,...
- Patent number 4,988,606
- Issue date Jan 29, 1991
- Hoechst Aktiengesellschaft
- Werner Prass
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Film comprising unimolecular layers
- Patent number 4,970,120
- Issue date Nov 13, 1990
- Hoechst Aktiengesellschaft
- Andre Laschewsky
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Film consisting of one or more monomolecular layers
- Patent number 4,960,635
- Issue date Oct 2, 1990
- Hoechst Aktiengesellschaft
- Christian Erdelen
- B82 - NANO-TECHNOLOGY

Patents Applicationslast 30 patents

Information Patent Application
Laminates, their production and use
- Publication number 20060257673
- Publication date Nov 16, 2006
- Celanese Emulsions GmbH
- Ulrich Desor
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Water-resistant adhesives, their preparation and use
- Publication number 20050032970
- Publication date Feb 10, 2005
- Martin Jakob
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Werner Prass

Person

Patents Grantslast 30 patents

Water-resistant adhesives, their preparation and use

Process for preparing polyvinyl alcohol stabilized solvent- and pla...

Composition containing an aerogel, method of producing said composi...

Polymer films for detecting chemical substances

Polymer films for detecting chemical substances

Composite membranes and processes for their production

Optical sensor for detection of chemical species

Interference enhanced optical sensor for detecting chemical species

Process and device for producing ultrathin layers and layer element

Composite membrane, process for its production and its use

Radiation-sensitive film composed of at least one mono-molecular la...

Amphiphilic polymers containing silane units and film comprising at...

Polyamide and film made from at least one monomolecular layer of a...

Amphiphilic monomers with mixed-chain structure and polymers and fi...

Amphiphilic monomers and polymers and film comprising at least one...

Polyurea and film composed of at least one monomolecular layer of a...

Film comprising at least one unimolecular layer

Negative-working radiation-sensitive mixture with polymer having 1,...

Film comprising unimolecular layers

Film consisting of one or more monomolecular layers

Patents Applicationslast 30 patents

Laminates, their production and use

Water-resistant adhesives, their preparation and use