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Hassan A. Hakemi
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San Donato Milanese, IT
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Patents Grants
last 30 patents
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Patent Grant
Thermotropic copolyester and process for preparing it and use thereof
Patent number
4,963,642
Issue date
Oct 16, 1990
Eniricerche S.p.A.
Arnaldo Roggero
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Compatible blends of main chain and side chain thermotropic liquid...
Patent number
4,952,334
Issue date
Aug 28, 1990
S. C. Johnson & Son, Inc.
Hassan A. Hakemi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Thermotropic copolyazomethines and process for preparing them
Patent number
4,888,409
Issue date
Dec 19, 1989
Eniricerche S.p.A.
Ugo Pedretti
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Compatible blends of main chain and side chain thermotropic liquid...
Patent number
4,842,754
Issue date
Jun 27, 1989
S. C. Johnson & Son, Inc.
Hassan A. Hakemi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...