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Browse, filter, and analyze 10 patents across global jurisdictions.

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Patent Number Title Assignee Status Filing Date Grant Date Expires Remaining Claims Actions
US3755789A Expandable computer processor and communication system Collins Radio Co Expired / Lapsed 1972-10-30 1973-08-28 1992-10-30 0.0 yrs 15
US3651315A Digital products inspection system Collins Radio Co Expired / Lapsed 1970-05-14 1972-03-21 1990-05-14 0.0 yrs 42
US3218644A Frequency independent slot antenna Collins Radio Co Expired / Lapsed 1963-06-19 1965-11-16 1983-06-19 0.0 yrs 2
US3167721A Transistorized noise pulse blanking network including feedback means Collins Radio Co Expired / Lapsed 1963-02-18 1965-01-26 1983-02-18 0.0 yrs 1
US3131377A Small gap data tape communication system Collins Radio Co Expired / Lapsed 1959-09-28 1964-04-28 1979-09-28 0.0 yrs 2
US3000121A Automatic vertical control of earth moving machines Collins Radio Co Expired / Lapsed 1956-05-21 1961-09-19 1976-05-21 0.0 yrs 0
US2516704A Vacuum gauge of the ionization producing type Collins Radio Co Expired / Lapsed 1949-06-11 1950-07-25 1969-06-11 0.0 yrs 0
US2476673A Shaft positioning control system Collins Radio Co Expired / Lapsed 1947-10-02 1949-07-19 1967-10-02 0.0 yrs 0
US2372243A Volume limiter circuit Collins Radio Co Expired / Lapsed 1942-09-04 1945-03-27 1962-09-04 0.0 yrs 0
US2099671A Antenna system Collins Radio Co Expired / Lapsed 1935-09-20 1937-11-23 1955-09-20 0.0 yrs 0