Kurt Hofer

Person

Muenchenstein, CH

People

Patents Grantslast 30 patents

Information Patent Grant
Aryl phosphonites and thiophosphonites useful as antioxidants
- Patent number 4,308,218
- Issue date Dec 29, 1981
- Sandoz Ltd.
- Kurt Hofer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Fluorene phosphonites and thiophosphonites as antioxidants for orga...
- Patent number 4,211,731
- Issue date Jul 8, 1980
- Sandoz Ltd.
- Kurt Hofer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
N-(Para-hydroxybiphenyl)amides
- Patent number 4,206,076
- Issue date Jun 3, 1980
- Sandoz Ltd.
- Kurt Hofer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Photo-polymerizable systems containing 2-haloacetophenone derivativ...
- Patent number 4,165,267
- Issue date Aug 21, 1979
- Sandoz Ltd.
- Lajos Avar
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyrazole compounds as stabilizers for organic materials
- Patent number 4,146,540
- Issue date Mar 27, 1979
- Sandoz Ltd.
- Lajos Avar
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Phosphonous and thiophosphonous acid ethers as stabilizers for orga...
- Patent number 4,107,138
- Issue date Aug 15, 1978
- Sandoz Ltd.
- Kurt Hofer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyrazole derivatives
- Patent number 4,102,857
- Issue date Jul 25, 1978
- Sandoz Ltd.
- Lajos Avar
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Benzene phosphonous acid compounds, their production and use as sta...
- Patent number 4,075,163
- Issue date Feb 21, 1978
- Sandoz Ltd.
- Kurt Hofer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Nitrogen-containing aromatic heterocyclic compounds as anti-oxidants
- Patent number 4,042,562
- Issue date Aug 16, 1977
- Sandoz Ltd.
- Kurt Hofer
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Polyoxy sulfoxides and sulfones as antistatic agents
- Patent number 4,042,632
- Issue date Aug 16, 1977
- Sandoz Ltd.
- Kurt Hofer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of stabilizing organic materials employing pyrazole nickel c...
- Patent number 4,036,812
- Issue date Jul 19, 1977
- Sandoz Ltd.
- Lajos Avar
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Triazine derivatives as stabilizers for organic materials
- Patent number 4,033,957
- Issue date Jul 5, 1977
- Sandoz Ltd.
- Kurt Hofer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2-Hydroxybenzophenone derivatives
- Patent number 4,029,684
- Issue date Jun 14, 1977
- Sandoz Ltd.
- Lajos Avar
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of stabilizing organic materials employing pyrazole compound...
- Patent number 4,008,200
- Issue date Feb 15, 1977
- Sandoz Ltd.
- Lajos Avar
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Pyrazole derivatives
- Patent number 3,976,658
- Issue date Aug 24, 1976
- Sandoz Ltd.
- Lajos Avar
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyrazol(5)/pyrazolone(5)metal complexes as stabilizers for organic...
- Patent number 3,975,382
- Issue date Aug 17, 1976
- Sandoz Ltd.
- Lajos Avar
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
1,3-Dihydrocarbyl-pyrazole compounds as stabilizers for organic mat...
- Patent number 3,963,737
- Issue date Jun 15, 1976
- Sandoz Ltd.
- Lajos Avar
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Benzene phosphonous acid compounds, their production and use as sta...
- Patent number 3,962,175
- Issue date Jun 8, 1976
- Sandoz Ltd.
- Kurt Hofer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organic compounds
- Patent number 3,959,265
- Issue date May 25, 1976
- Sandoz Ltd.
- Lajos Avar
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Aromatic heterocyclic hydrazide derivatives
- Patent number 3,957,765
- Issue date May 18, 1976
- Sandoz Ltd.
- Kurt Hofer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
New benzene phosphonous acid compounds, their production and use as...
- Patent number 3,954,847
- Issue date May 4, 1976
- Sandoz Ltd.
- Kurt Hofer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cyclic acetals and mercaptals
- Patent number 3,948,946
- Issue date Apr 6, 1976
- Sandoz Ltd., (Sandoz AG)
- Kurt Hofer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Organic compounds
- Patent number 3,936,479
- Issue date Feb 3, 1976
- Sandoz Ltd., (Sandoz AG)
- Lajos Avar
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Novel benzothiophene derivatives as stabilizers for organic compounds
- Patent number 3,935,231
- Issue date Jan 27, 1976
- Sandoz Ltd., (Sandoz AG)
- Lajos Avar
- C07 - ORGANIC CHEMISTRY

Person

Patents Grantslast 30 patents

Aryl phosphonites and thiophosphonites useful as antioxidants

Fluorene phosphonites and thiophosphonites as antioxidants for orga...

N-(Para-hydroxybiphenyl)amides

Photo-polymerizable systems containing 2-haloacetophenone derivativ...

Pyrazole compounds as stabilizers for organic materials

Phosphonous and thiophosphonous acid ethers as stabilizers for orga...

Pyrazole derivatives

Benzene phosphonous acid compounds, their production and use as sta...

Nitrogen-containing aromatic heterocyclic compounds as anti-oxidants

Polyoxy sulfoxides and sulfones as antistatic agents

Method of stabilizing organic materials employing pyrazole nickel c...

Triazine derivatives as stabilizers for organic materials

2-Hydroxybenzophenone derivatives

Method of stabilizing organic materials employing pyrazole compound...

Pyrazole derivatives

Pyrazol(5)/pyrazolone(5)metal complexes as stabilizers for organic...

1,3-Dihydrocarbyl-pyrazole compounds as stabilizers for organic mat...

Benzene phosphonous acid compounds, their production and use as sta...

Organic compounds

Aromatic heterocyclic hydrazide derivatives

New benzene phosphonous acid compounds, their production and use as...

Cyclic acetals and mercaptals

Organic compounds

Novel benzothiophene derivatives as stabilizers for organic compounds