Hans Zweifel

Person

4057 Basle, CH

People

Patents Grantslast 30 patents

Information Patent Grant
Process for stabilization of polyolefins in permanent contact with...
- Patent number 6,541,547
- Issue date Apr 1, 2003
- Ciba Specialty Chemicals Corporation
- Thomas Schmutz
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Hardenable composition and its use
- Patent number 5,494,944
- Issue date Feb 27, 1996
- Ciba-Geigy Corporation
- Kurt Meier
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Cationically polymerizable compositions containing iron metallolene...
- Patent number 5,371,115
- Issue date Dec 6, 1994
- Ciba-Geigy Corporation
- Kurt Meier
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Curable composition and the use thereof
- Patent number 5,073,476
- Issue date Dec 17, 1991
- Ciba-Geigy Corporation
- Kurt Meier
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Titanocenes and a radiation-polymerizable composition containing th...
- Patent number 4,855,468
- Issue date Aug 8, 1989
- Ciba-Geigy Corporation
- Martin Riediker
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Titanocenes and a radiation-polymerizable composition containing th...
- Patent number 4,713,401
- Issue date Dec 15, 1987
- Martin Riediker
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Thioxanthone derivatives
- Patent number 4,681,950
- Issue date Jul 21, 1987
- Ciba-Geigy Corporation
- Walter Fischer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Thermally transferable layers of radiation sensitive epoxy resins u...
- Patent number 4,624,912
- Issue date Nov 25, 1986
- Ciba-Geigy Corporation
- Hans Zweifel
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Thioxanthonecarboxylic acids, esters thioesters and amides with rea...
- Patent number 4,594,400
- Issue date Jun 10, 1986
- Ciba-Geigy Corporation
- Vratislav Kvita
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Novel xanthones and thioxanthones
- Patent number 4,585,876
- Issue date Apr 29, 1986
- Ciba-Geigy Corporation
- Walter Fischer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Tetrasubstituted phthalic acid derivatives, and a process for their...
- Patent number 4,537,977
- Issue date Aug 27, 1985
- Ciba-Geigy Corporation
- Walter Fischer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Thioxanthonecarboxylic acid esters, thioesters and amides
- Patent number 4,506,083
- Issue date Mar 19, 1985
- Ciba-Geigy Corporation
- Vratislav Kvita
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Thioxanthonecarboxylic acid esters, thioesters and amides
- Patent number 4,505,794
- Issue date Mar 19, 1985
- Ciba-Geigy Corporation
- Vratislav Kvita
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
6,7-Dihydro-5H-benzocycloheptene-8,9-dicarboxylic acid anhydrides
- Patent number 4,487,942
- Issue date Dec 11, 1984
- Ciba-Geigy Corporation
- Hans Zweifel
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2,3-Dihydro-1-benzoxepine-4,5-dicarboxylic acid anhydrides
- Patent number 4,486,596
- Issue date Dec 4, 1984
- Ciba-Geigy Corporation
- Hans Zweifel
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
3,5-Disubstituted phthalic acids and phthalic anhydrides
- Patent number 4,480,105
- Issue date Oct 30, 1984
- Ciba-Geigy Corporation
- Walter Fischer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Photocrosslinkable polymers with side groups derived from indenone...
- Patent number 4,463,142
- Issue date Jul 31, 1984
- Ciba-Geigy Corporation
- Hans Zweifel
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Tetrasubstituted phthalic acid derivatives, and a process for their...
- Patent number 4,459,414
- Issue date Jul 10, 1984
- Ciba-Geigy Corporation
- Walter Fischer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Tricyclic imidyl derivatives
- Patent number 4,424,366
- Issue date Jan 3, 1984
- Ciba-Geigy Corporation
- Hans Zweifel
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Tricyclic imidyl derivatives
- Patent number 4,423,231
- Issue date Dec 27, 1983
- Ciba-Geigy Corporation
- Hans Zweifel
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Tricyclic imidyl derivatives
- Patent number 4,418,200
- Issue date Nov 29, 1983
- Ciba-Geigy Corporation
- Hans Zweifel
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Tricyclic imidyl derivatives
- Patent number 4,418,199
- Issue date Nov 29, 1983
- Ciba-Geigy Corporation
- Hans Zweifel
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Photopolymerization process employing compounds containing acryloyl...
- Patent number 4,416,975
- Issue date Nov 22, 1983
- Ciba-Geigy Corporation
- George E. Green
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Tricyclic imidyl derivatives
- Patent number 4,417,058
- Issue date Nov 22, 1983
- Ciba-Geigy Corporation
- Hans Zweifel
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Tricyclic imidyl derivatives
- Patent number 4,414,394
- Issue date Nov 8, 1983
- Ciba-Geigy Corporation
- Hans Zweifel
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Photocrosslinkable polymers with side groups derived from indenone...
- Patent number 4,399,259
- Issue date Aug 16, 1983
- Ciba-Geigy Corporation
- Hans Zweifel
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Thioxanthonecarboxylic acids and thioxanthonecarboxylic acid deriva...
- Patent number 4,385,182
- Issue date May 24, 1983
- Ciba-Geigy Corporation
- Walter Fischer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Photocrosslinkable polyester with side tricyclic imidyl groups
- Patent number 4,377,669
- Issue date Mar 22, 1983
- Ciba-Geigy Corporation
- Hans Zweifel
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Photo-crosslinkable polyamide with side tricyclic imidyl groups
- Patent number 4,377,668
- Issue date Mar 22, 1983
- Ciba-Geigy Corporation
- Hans Zweifel
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Photocrosslinkable polymers with thioxanthone and imidyl groupings...
- Patent number 4,367,324
- Issue date Jan 4, 1983
- Ciba-Geigy Corporation
- Hans Zweifel
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Hans Zweifel

Person

Patents Grantslast 30 patents

Process for stabilization of polyolefins in permanent contact with...

Hardenable composition and its use

Cationically polymerizable compositions containing iron metallolene...

Curable composition and the use thereof

Titanocenes and a radiation-polymerizable composition containing th...

Titanocenes and a radiation-polymerizable composition containing th...

Thioxanthone derivatives

Thermally transferable layers of radiation sensitive epoxy resins u...

Thioxanthonecarboxylic acids, esters thioesters and amides with rea...

Novel xanthones and thioxanthones

Tetrasubstituted phthalic acid derivatives, and a process for their...

Thioxanthonecarboxylic acid esters, thioesters and amides

Thioxanthonecarboxylic acid esters, thioesters and amides

6,7-Dihydro-5H-benzocycloheptene-8,9-dicarboxylic acid anhydrides

2,3-Dihydro-1-benzoxepine-4,5-dicarboxylic acid anhydrides

3,5-Disubstituted phthalic acids and phthalic anhydrides

Photocrosslinkable polymers with side groups derived from indenone...

Tetrasubstituted phthalic acid derivatives, and a process for their...

Tricyclic imidyl derivatives

Tricyclic imidyl derivatives

Tricyclic imidyl derivatives

Tricyclic imidyl derivatives

Photopolymerization process employing compounds containing acryloyl...

Tricyclic imidyl derivatives

Tricyclic imidyl derivatives

Photocrosslinkable polymers with side groups derived from indenone...

Thioxanthonecarboxylic acids and thioxanthonecarboxylic acid deriva...

Photocrosslinkable polyester with side tricyclic imidyl groups

Photo-crosslinkable polyamide with side tricyclic imidyl groups

Photocrosslinkable polymers with thioxanthone and imidyl groupings...