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Patent Number Title Assignee Status Filing Date Grant Date Expires Remaining Claims Actions
US4334534A Emergency airway management device University of California Berkeley Expired / Lapsed 1980-09-18 1982-06-15 2000-09-18 0.0 yrs 2
US3133132A High flow porous membranes for separating water from saline solutions University of California Berkeley Expired / Lapsed 1960-11-29 1964-05-12 1980-11-29 0.0 yrs 2