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March Manufacturing Co

March Manu

Active Patents

0

Total Holdings

5

Patent Holdings

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Patent No.	Title	Status	Filing Date	Grant Date	Claims	Actions
US4080112A	Magnetically-coupled pump	Expired / Lapsed	1976-02-03	1978-03-21	12	Details
US3802804A	Magnetically coupled pump structure	Expired / Lapsed	1967-07-21	1974-04-09	5	Details
US3545892A	Magnetically-coupled pump	Expired / Lapsed	1969-07-07	1970-12-08	0	Details
US3465681A	Magnetically-coupled pump with detachable motor	Expired / Lapsed	1967-08-24	1969-09-09	0	Details
US3205827A	Magnetically driven centrifugal pump assembly	Expired / Lapsed	1964-04-28	1965-09-14	2	Details