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SNIA Viscosa SpA

SNIA Visco

Active Patents

0

Total Holdings

4

Patent Holdings

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Patent No.	Title	Status	Filing Date	Grant Date	Claims	Actions
US3718270A	Devices for picking-up, sucking and dragging textile filame…	Expired / Lapsed	1970-12-01	1973-02-27	3	Details
US3642565A	Composite filaments having an elastic crimping property	Expired / Lapsed	1969-03-17	1972-02-15	17	Details
US3459846A	Method and spinneret device for spinning two-component fila…	Expired / Lapsed	1966-11-15	1969-08-05	0	Details
US3343240A	Method and apparatus for bulking synthetic fibers	Expired / Lapsed	1964-12-22	1967-09-26	2	Details