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ZF International UK Ltd

ZF Interna
Active Patents
0
Total Holdings
32

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
GB824217A Road vehicle mirrors Expired / Lapsed 1957-07-03 — 0 Details
US4414630A Anti-skid vehicle braking systems Expired / Lapsed 1981-02-17 1983-11-08 9 Details
US4244342A Fuel injection system Expired / Lapsed 1978-11-08 1981-01-13 18 Details
US4202303A Fuel systems for compression ignition engines Expired / Lapsed 1978-03-23 1980-05-13 10 Details
US3741704A Apparatus for hot runner injection moulding Expired / Lapsed 1970-12-10 1973-06-26 5 Details
US3739661A Automatic transmission system Expired / Lapsed 1972-03-01 1973-06-19 6 Details
US3683197A Electrical systems for road vehicles Expired / Lapsed 1970-12-14 1972-08-08 2 Details
US3490975A Method of making an artificial artery of wound silicone rub… Expired / Lapsed 1966-10-10 1970-01-20 0 Details
US3416562A Heart valve Expired / Lapsed 1965-12-30 1968-12-17 0 Details
US3416563A Heart valve Expired / Lapsed 1965-11-23 1968-12-17 0 Details
US3378029A Nested ring valve Expired / Lapsed 1965-11-23 1968-04-16 2 Details
US3369172A Switching circuits Expired / Lapsed 1964-05-14 1968-02-13 0 Details
US3356784A Apparatus for varying an alternating current flowing in a l… Expired / Lapsed 1965-03-02 1967-12-05 2 Details
FR1464971A Valve usable in particular in surgery Expired / Lapsed 1965-12-22 1967-01-06 0 Details
US3262042A Electrical operating circuits for vehicle windscreen wipers Expired / Lapsed 1962-09-24 1966-07-19 1 Details
US3223852A Switching circuits Expired / Lapsed 1962-09-10 1965-12-14 2 Details
US2764868A Servo control of internal combustion prime movers by blower… Expired / Lapsed 1952-03-24 1956-10-02 0 Details
US2707021A Liquid fuel supply systems Expired / Lapsed 1952-03-29 1955-04-26 2 Details
US2687291A Hydraulic speed responsive pump and motor type governor Expired / Lapsed 1952-07-10 1954-08-24 0 Details
US2657529A Means for controlling the supply of liquid fuel to combusti… Expired / Lapsed 1950-05-17 1953-11-03 0 Details
US2566734A Liquid fuel combustion system Expired / Lapsed 1947-11-13 1951-09-04 0 Details
US2555445A Pump control means Expired / Lapsed 1945-08-21 1951-06-05 0 Details
US2544427A Means for controlling the temperature of hot gases Expired / Lapsed 1948-10-15 1951-03-06 0 Details
US2524445A Means for controlling the temperature of hot gases Expired / Lapsed 1948-10-15 1950-10-03 0 Details
US2519658A Liquid fuel supply system Expired / Lapsed 1947-02-26 1950-08-22 0 Details
US2503048A Means for controlling the flow of liquid fuel to prime move… Expired / Lapsed 1947-01-30 1950-04-04 0 Details
US2450535A Means for automatically controlling the supply of liquid fu… Expired / Lapsed 1944-02-07 1948-10-05 0 Details
US2429005A Liquid fuel pump governor Expired / Lapsed 1943-09-20 1947-10-14 0 Details
US2424035A Pressure governor for pumps Expired / Lapsed 1945-01-23 1947-07-15 0 Details
US2407013A Fuel pump governor Expired / Lapsed 1944-11-15 1946-09-03 0 Details
US2403371A Variable output pump Expired / Lapsed 1942-11-30 1946-07-02 0 Details
US2292125A Rotary fluid pump Expired / Lapsed 1941-06-23 1942-08-04 0 Details