Peter Klein

Person

Wiesbaden, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of heat-stable, antimony-free polyester...
- Patent number 6,787,630
- Issue date Sep 7, 2004
- Arteva North America S.A.R.L.
- Ligia Dominguez De Walter
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Modified polyesters, preparation thereof and use thereof
- Patent number 5,741,586
- Issue date Apr 21, 1998
- Hoechst Trevira GmbH & Co. KG
- Dirk Zierer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Papermaking machine fabrics
- Patent number 5,736,471
- Issue date Apr 7, 1998
- Hoechst Trevira GmbH & Co. KG
- Ralph Thielemann
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Process for preparing phosphorus-containing dicarboxylic acids alky...
- Patent number 5,693,842
- Issue date Dec 2, 1997
- Hoechst AG
- Hans-Jerg Kleiner
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Mass-colored formed structures based on aromatic polyamides, mass-c...
- Patent number 5,662,852
- Issue date Sep 2, 1997
- Hoechst Aktiengesellschaft
- Uwe Kampschulte
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Production of fibers or films using specific forming solutions and...
- Patent number 5,646,234
- Issue date Jul 8, 1997
- Hoechst AG
- Holger Jung
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Aromatic copolyamides, production thereof, formed structures and pr...
- Patent number 5,571,891
- Issue date Nov 5, 1996
- Hoechst Aktiengesellschaft
- Holger Jung
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Low-pill, low-flammability polyesters, production thereof and struc...
- Patent number 5,494,993
- Issue date Feb 27, 1996
- Hoechst Aktiengesellschaft
- Volker Freudenberger
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Preparation of fiber-forming meta-aramids
- Patent number 5,432,255
- Issue date Jul 11, 1995
- Hoechst AG
- Holger Jung
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Fiber materials from homogeneous blends of aromatic polyamides and...
- Patent number 5,399,431
- Issue date Mar 21, 1995
- Hoechst Aktiengesellschaft
- Georg-Emerich Miess
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Aromatic copolyamides, process for their preparation and shaped art...
- Patent number 5,357,031
- Issue date Oct 18, 1994
- Hoechst Aktiengesellschaft
- Georg-Emerich Miess
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Aromatic copolyamides, processes for their preparation and structur...
- Patent number 5,334,694
- Issue date Aug 2, 1994
- Hoechst Aktiengesellschaft
- Holger Jung
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Automatic copolyamide
- Patent number 5,290,907
- Issue date Mar 1, 1994
- Hoechst Aktiengesellschaft
- Georg-Emerich Miess
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Aromatic copolyaide from diamino benzanilide
- Patent number 5,266,672
- Issue date Nov 30, 1993
- Hoechst Aktiengesellschaft
- Georg-Emerich Miess
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for preparing aromatic polyamides of high hydrolysis resist...
- Patent number 5,149,759
- Issue date Sep 22, 1992
- Hoechst Aktiengesellschaft
- Georg-Emrich Miess
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Aromatic copolyamide
- Patent number 5,124,436
- Issue date Jun 23, 1992
- Hoechst Aktiengesellschaft
- Gunter Keil
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Fully aromatic copolyamide from 4,4'-diamino benzanilide
- Patent number 5,097,015
- Issue date Mar 17, 1992
- Hoechst Aktiengesellschaft
- Georg-Emerich Miess
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Wholly aromatic polyamide
- Patent number 4,987,217
- Issue date Jan 22, 1991
- Hoechst Aktiengesellschaft
- Gunter Keil
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Wholly aromatic polyamide, process for preparing same and structure...
- Patent number 4,987,215
- Issue date Jan 22, 1991
- Hoechst Aktiengesellschaft
- Gunter Keil
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Wholly aromatic polyamide
- Patent number 4,987,216
- Issue date Jan 22, 1991
- Hoechst Aktiengesellschaft
- Gunter Keil
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Production of spin-finish-free drawn fibers
- Patent number 4,933,130
- Issue date Jun 12, 1990
- Hoechst Aktiengesellschaft
- Werner Bruckner
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Colorant formulation
- Patent number 4,782,111
- Issue date Nov 1, 1988
- Hoechst Aktiengesellschaft
- Peter Klein
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Water-soluble polycoesters, process for their preparation, and thei...
- Patent number 4,736,014
- Issue date Apr 5, 1988
- Cassella Aktiengesellschaft
- Friedrich Engelhardt
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Rapidly crystallizing polyester materials and a process for their p...
- Patent number 4,705,844
- Issue date Nov 10, 1987
- Hoechst Aktiengesellschaft
- Bernd Espenschied
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Peter Klein

Person

Patents Grantslast 30 patents

Process for the preparation of heat-stable, antimony-free polyester...

Modified polyesters, preparation thereof and use thereof

Papermaking machine fabrics

Process for preparing phosphorus-containing dicarboxylic acids alky...

Mass-colored formed structures based on aromatic polyamides, mass-c...

Production of fibers or films using specific forming solutions and...

Aromatic copolyamides, production thereof, formed structures and pr...

Low-pill, low-flammability polyesters, production thereof and struc...

Preparation of fiber-forming meta-aramids

Fiber materials from homogeneous blends of aromatic polyamides and...

Aromatic copolyamides, process for their preparation and shaped art...

Aromatic copolyamides, processes for their preparation and structur...

Automatic copolyamide

Aromatic copolyaide from diamino benzanilide

Process for preparing aromatic polyamides of high hydrolysis resist...

Aromatic copolyamide

Fully aromatic copolyamide from 4,4'-diamino benzanilide

Wholly aromatic polyamide

Wholly aromatic polyamide, process for preparing same and structure...

Wholly aromatic polyamide

Production of spin-finish-free drawn fibers

Colorant formulation

Water-soluble polycoesters, process for their preparation, and thei...

Rapidly crystallizing polyester materials and a process for their p...