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Sunshine Mining Co

Sunshine M

Active Patents

0

Total Holdings

4

Patent Holdings

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Patent No.	Title	Status	Filing Date	Grant Date	Claims	Actions
US2521713A	Method for producing a microbicidal composition of matter	Expired / Lapsed	1945-07-23	1950-09-12	2	Details
US2508602A	Porous filter powder	Expired / Lapsed	1943-09-09	1950-05-23	2	Details
US2344548A	Method and apparatus providing a continuously effective sou…	Expired / Lapsed	1940-02-06	1944-03-21	0	Details
US2322689A	Chemical process for production of potable water from nonpo…	Expired / Lapsed	1942-08-04	1943-06-22	0	Details