Patent Explorer

Browse, filter, and analyze 4 patents across global jurisdictions.

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Patent Number Title Assignee Status Filing Date Grant Date Expires Remaining Claims Actions
US3351503A Production of p-nu junctions by diffusion Horizons Inc Expired / Lapsed 1965-09-10 1967-11-07 1985-09-10 0.0 yrs 2
US3042518A Light sensitive photographic compositions Horizons Inc Expired / Lapsed 1960-01-08 1962-07-03 1980-01-08 0.0 yrs 2
US2944155A Television pickup tube Horizons Inc Expired / Lapsed 1957-01-30 1960-07-05 1977-01-30 0.0 yrs 0
US2912592A Memory device Horizons Inc Expired / Lapsed 1954-10-07 1959-11-10 1974-10-07 0.0 yrs 0