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Patents Grants
last 30 patents
Information
Patent Grant
Optical film comprising polyarylates containing bis-(hydroxyphenyl)...
Patent number
7,022,772
Issue date
Apr 4, 2006
Ferraria Technologies S.p.A.
Simone Angiolini
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Optical film comprising polyarylates containing bis-(hydroxyphenyl)...
Patent number
6,632,886
Issue date
Oct 14, 2003
Ferrania, S.p.A.
Simone Angiolini
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
High purity 9,9-bis-(hydroxyphenyl)-fluorene and method for the pre...
Patent number
6,620,979
Issue date
Sep 16, 2003
Ferrania, S.p.A.
Simone Angiolini
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Silver bromoiodide core-shell grain emulsion
Patent number
6,258,522
Issue date
Jul 10, 2001
Ferrania SpA
Mario Mariotti
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Silver halide color photographic light-sensitive elements having im...
Patent number
6,242,168
Issue date
Jun 5, 2001
Ferrania SpA
Mauro Avidano
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
Optical media comprising polyaryl film
Publication number
20060276616
Publication date
Dec 7, 2006
Simone Angiolini
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Optical media comprising polymeric material film
Publication number
20060217521
Publication date
Sep 28, 2006
Simone Angiolini
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Optical film comprising polyarylates containing bis-(hydroxyphenyl)...
Publication number
20040192848
Publication date
Sep 30, 2004
Ferrania, S.p.A.
Simone Angiolini
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
High purity 9,9-bis-(hydroxyphenyl)-fluorene and method for the pre...
Publication number
20020188162
Publication date
Dec 12, 2002
Ferrania, S.p.A.
Simone Angiolini
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Optical film comprising polyarylates containing bis-(hydroxyphenyl)...
Publication number
20020091200
Publication date
Jul 11, 2002
Ferrania S.p.A
Simone Angiolini
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...