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Rio Tinto Switzerland AG

Rio Tinto

Active Patents

0

Total Holdings

4

Patent Holdings

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Patent No.	Title	Status	Filing Date	Grant Date	Claims	Actions
US4422558A	Container for freight transport	Expired / Lapsed	1981-06-22	1983-12-27	11	Details
US4307772A	Mold for electromagnetic casting	Expired / Lapsed	1980-03-06	1981-12-29	22	Details
US4288353A	Carbon bearing contact paste	Expired / Lapsed	1980-10-08	1981-09-08	11	Details
US4017337A	Method for preparing an aluminum clip	Expired / Lapsed	1975-04-09	1977-04-12	10	Details