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Roberto Leoni
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Milan, IT
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last 30 patents
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Patent Grant
Methods of making and using thermoplastic block copolymers
Patent number
5,455,309
Issue date
Oct 3, 1995
Henkel Kommanditgesellschaft auf Aktien
Italo Albini
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method of making and using thermoplastic block copolymers
Patent number
4,957,979
Issue date
Sep 18, 1990
Henkel Kommanditgesellschaft auf Aktien
Italo Albini
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Adhesive composition comprising thermoplastic polyamide from dimer...
Patent number
4,914,162
Issue date
Apr 3, 1990
Henkel Kommanditgesellschaft auf Aktien
Roberto Leoni
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyamide of dimerized fatty acids and polyether urea diamines and...
Patent number
4,912,196
Issue date
Mar 27, 1990
Henkel Kommanditgeselschaft auf Aktien
Roberto Leoni
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Adhesive composition comprising polyamide from dimer acid and N-alk...
Patent number
4,810,772
Issue date
Mar 7, 1989
Henkel Kommanditgesellschaft auf Aktien
Roberto Leoni
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyamide resin from dimer/trimer acid and N-alkyl diamine
Patent number
4,777,238
Issue date
Oct 11, 1988
Henkel Kommanditgesellschaft auf Aktien
Roberto Leoni
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Adhesion promoters of plastisols, capable of maintaining plastisol...
Patent number
4,717,746
Issue date
Jan 5, 1988
Chem-Plast
Roberto Leoni
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the preparation of solutions of cellulose derivatives i...
Patent number
4,337,095
Issue date
Jun 29, 1982
Snia Viscosa S.p.A. Societa Nazionale Industria Applicazioni Viscosa
Roberto Leoni
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the preparation of regenerated cellulose formed bodies...
Patent number
4,314,959
Issue date
Feb 9, 1982
SNIA VISCOSA Societa Nazionale Industria Applicazioni Viscosa S.p.A.
Roberto Leoni
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Process for the preparation of regenerated cellulose formed bodies...
Patent number
4,289,723
Issue date
Sep 15, 1981
Snia Viscosa Societa' Nazionale Industria Applicazioni Viscosa S.p.A.
Roberto Leoni
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Process for the dissolution of cellulose in organic solvents, solut...
Patent number
4,268,666
Issue date
May 19, 1981
Snia Viscosa Societa' Nazionale Industria Applicazioni Viscosa S.p.A.
Alberto Baldini
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the preparation of formed bodies of regenerated cellulo...
Patent number
4,252,766
Issue date
Feb 24, 1981
Snia Viscosa Societa' Nazionale Industria Applicazioni Viscosa S.p.A.
Alberto Baldini
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Process for the preparation of solutions of cellulose derivatives w...
Patent number
4,237,274
Issue date
Dec 2, 1980
Snia Viscosa Societa' Nazionale Industria Applicazioni Viscosa S.p.A.
Roberto Leoni
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Method for the production of cellulosic fibres having a high resist...
Patent number
4,083,833
Issue date
Apr 11, 1978
Snia Viscosa-Societa' Nazionale Industria Applicazioni Viscosa S.P.A.
Francesco Siclari
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING