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Whittaker Corp

Whittaker
Active Patents
0
Total Holdings
14

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US4076458A Automatic pump speed controller Expired / Lapsed 1975-05-07 1978-02-28 32 Details
US4016879A Multi-mode cannulating apparatus Expired / Lapsed 1975-04-07 1977-04-12 3 Details
US3976450A Gas sample preparation system and method Expired / Lapsed 1974-07-23 1976-08-24 13 Details
US3826254A Needle or catheter retaining appliance Expired / Lapsed 1973-02-26 1974-07-30 7 Details
US3787617A Magnetic tape editing method and system Expired / Lapsed 1972-05-15 1974-01-22 21 Details
US3781966A Method of explosively expanding sleeves in eroded tubes Expired / Lapsed 1972-12-04 1974-01-01 12 Details
US3753493A Artificial kidney cleaning apparatus Expired / Lapsed 1971-04-23 1973-08-21 16 Details
US3557550A Pressure-controlled bomb ejector for aircraft Expired / Lapsed 1968-02-05 1971-01-26 0 Details
US3469204A Proximity sensitive on-off oscillator switch circuit Expired / Lapsed 1967-09-14 1969-09-23 0 Details
US3446064A Stress sensor Expired / Lapsed 1966-12-19 1969-05-27 0 Details
US3434090A Compound strain gage structure Expired / Lapsed 1967-03-01 1969-03-18 0 Details
US3430077A Semiconductor temperature transducer Expired / Lapsed 1965-09-13 1969-02-25 2 Details
US3324296A Optical search noise discrimination system with reticle and… Expired / Lapsed 1963-02-27 1967-06-06 2 Details
US3255451A Conical scanning rotatable dielectric wedge lens which is d… Expired / Lapsed 1963-01-02 1966-06-07 2 Details