Alessandro Zedda

Person

Casalecchio di Reno, IT

People

Patents Grantslast 30 patents

Information Patent Grant
Piperazinone derivatives
- Patent number 7,109,259
- Issue date Sep 19, 2006
- Ciba Specialty Chemicals Corporation
- Dario Lazzari
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Compositions stabilized by dioxopiperazinyl derivatives
- Patent number 6,762,226
- Issue date Jul 13, 2004
- Ciba Specialty Chemicals Corporation
- Alessandro Zedda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Preparation of sterically hindered amine ethers
- Patent number 6,677,451
- Issue date Jan 13, 2004
- Ciba Specialty Chemicals Corporation
- Alessandro Zedda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Oxopiperazinyl derivatives and light stabilized compositions
- Patent number 6,642,383
- Issue date Nov 4, 2003
- Ciba Specialty Chemicals Corporation
- Dario Lazzari
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Preparation of sterically hindered amine ethers
- Patent number 6,420,462
- Issue date Jul 16, 2002
- Ciba Specialty Chemicals Corporation
- Alessandro Zedda
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of sterically hindered amine ethers
- Patent number 6,117,995
- Issue date Sep 12, 2000
- Ciba Specialty Chemicals Corporation
- Alessandro Zedda
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Triazine derivatives containing 2,2,6,6-tetramethyl-4-piperidyl groups
- Patent number 6,114,420
- Issue date Sep 5, 2000
- Ciba Specialty Chemicals Corporation
- Alessandro Zedda
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Compositions stabilized by dioxopiperazinyl derivatives
- Publication number 20030139500
- Publication date Jul 24, 2003
- Alessandro Zedda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Piperazinone derivatives
- Publication number 20030027902
- Publication date Feb 6, 2003
- Dario Lazzari
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Oxopiperazinyl derivatives and light stabilized compositions
- Publication number 20020115859
- Publication date Aug 22, 2002
- Dario Lazzari
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Preparation of sterically hindered amine ethers
- Publication number 20020094976
- Publication date Jul 18, 2002
- Alessandro Zedda
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Compositions stabilized by dioxopiperazinyl derivatives
- Publication number 20020086921
- Publication date Jul 4, 2002
- Alessandro Zedda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Alessandro Zedda

Person

Patents Grantslast 30 patents

Piperazinone derivatives

Compositions stabilized by dioxopiperazinyl derivatives

Preparation of sterically hindered amine ethers

Oxopiperazinyl derivatives and light stabilized compositions

Preparation of sterically hindered amine ethers

Preparation of sterically hindered amine ethers

Triazine derivatives containing 2,2,6,6-tetramethyl-4-piperidyl groups

Patents Applicationslast 30 patents

Compositions stabilized by dioxopiperazinyl derivatives

Piperazinone derivatives

Oxopiperazinyl derivatives and light stabilized compositions

Preparation of sterically hindered amine ethers

Compositions stabilized by dioxopiperazinyl derivatives