Sigma Prodotti Chimici S.p.A.

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Milan, IT

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Patents Grantslast 30 patents

Information Patent Grant
Methyl piperidine derivatives of cinnamic acids, benzoic acids, ben...
- Patent number 5,278,310
- Issue date Jan 11, 1994
- Sigma Prodotti Chimici S.p.A.
- Giuseppe Raspanti
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Thickening agents, processes for the preparation thereof and use th...
- Patent number 5,256,737
- Issue date Oct 26, 1993
- Sigma Prodotti Chimici S.p.A.
- Massimo Barzaghi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Solution of a fluorescent whitening agent
- Patent number 5,250,223
- Issue date Oct 5, 1993
- Sigma Prodotti Chimici S.p.A.
- Massimo Quintini
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Use of cyclic organic amines in dermatological compositions
- Patent number 5,250,292
- Issue date Oct 5, 1993
- Sigma Prodotti Chimici S.p.A.
- Giuseppe Raspanti
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
1,3,5-triazine derivatives
- Patent number 5,233,040
- Issue date Aug 3, 1993
- Sigma Prodotti Chimici S.p.A.
- Giuseppe Raspanti
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Synthetic thickeners, obtained by water-in-oil emulsion polymerizat...
- Patent number 5,162,474
- Issue date Nov 10, 1992
- Sigma Prodotti Chimici S.p.A.
- Angelo Bresciani
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Removal of residual solvent from acrylic acid polymer
- Patent number 5,093,472
- Issue date Mar 3, 1992
- Sigma Prodotti Chimici S.r.l.
- Angelo Bresciani
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Sigma Prodotti Chimici S.p.A.

Organization

Patents Grantslast 30 patents

Methyl piperidine derivatives of cinnamic acids, benzoic acids, ben...

Thickening agents, processes for the preparation thereof and use th...

Solution of a fluorescent whitening agent

Use of cyclic organic amines in dermatological compositions

1,3,5-triazine derivatives

Synthetic thickeners, obtained by water-in-oil emulsion polymerizat...

Removal of residual solvent from acrylic acid polymer

Patents Applicationslast 30 patents

Trademarklast 30 trademarks