McDonnell Douglas Corp
McDonnellActive Patents
0
Total Holdings
56
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US4715707A | Laser doppler velocimeter with laser backscatter discrimina… | Expired / Lapsed | 1986-04-03 | 1987-12-29 | 11 | Details |
| US4609290A | Passive homodyne demodulator and sensor system | Expired / Lapsed | 1983-06-06 | 1986-09-02 | 25 | Details |
| US4575854A | Uncooled YAG laser | Expired / Lapsed | 1983-10-14 | 1986-03-11 | 10 | Details |
| US4534222A | Fiber-optic seismic sensor | Expired / Lapsed | 1983-08-08 | 1985-08-13 | 21 | Details |
| US4434479A | Nonvolatile memory sensing system | Expired / Lapsed | 1981-11-02 | 1984-02-28 | 8 | Details |
| US4405427A | Electrodeposition of coatings on metals to enhance adhesive… | Expired / Lapsed | 1981-11-02 | 1983-09-20 | 34 | Details |
| US4376987A | Threshold referenced MNOS sense amplifier | Expired / Lapsed | 1980-08-18 | 1983-03-15 | 32 | Details |
| US4375680A | Optical acoustic sensor | Expired / Lapsed | 1981-01-16 | 1983-03-01 | 32 | Details |
| US4366377A | Dual sensitivity optical sensor | Expired / Lapsed | 1980-09-29 | 1982-12-28 | 20 | Details |
| US4299490A | Phase nulling optical gyro | Expired / Lapsed | 1978-12-07 | 1981-11-10 | 86 | Details |
| US4284963A | Etalon laser diode | Expired / Lapsed | 1979-08-24 | 1981-08-18 | 20 | Details |
| US4281447A | Detachable tool interface system for a robot | Expired / Lapsed | 1979-03-01 | 1981-08-04 | 22 | Details |
| US4281379A | Computer driven control system for a numerically controlled… | Expired / Lapsed | 1978-12-18 | 1981-07-28 | 19 | Details |
| US4254477A | Reconfigurable memory circuit | Expired / Lapsed | 1978-10-25 | 1981-03-03 | 39 | Details |
| US4149235A | Computer numerical control system for machine tool | Expired / Lapsed | 1976-12-27 | 1979-04-10 | 10 | Details |
| US4125017A | Redundant inertial measurement system | Expired / Lapsed | 1977-07-29 | 1978-11-14 | 13 | Details |
| US4116580A | All cutting edge drill | Expired / Lapsed | 1977-04-08 | 1978-09-26 | 2 | Details |
| US4092716A | Control means and method for controlling an object | Expired / Lapsed | 1975-07-11 | 1978-05-30 | 29 | Details |
| US4013832A | Solid state image modulator | Expired / Lapsed | 1975-07-28 | 1977-03-22 | 13 | Details |
| US4007123A | Fire resistant functional fluid compositions | Expired / Lapsed | 1974-10-15 | 1977-02-08 | 29 | Details |
| US3998411A | Speed overshoot correction system | Expired / Lapsed | 1976-02-17 | 1976-12-21 | 11 | Details |
| US3996673A | Image generating means | Expired / Lapsed | 1975-05-29 | 1976-12-14 | 29 | Details |
| US3947780A | Acoustooptic mode-locker frequency doubler | Expired / Lapsed | 1974-10-21 | 1976-03-30 | 23 | Details |
| US3782368A | Transducer construction and system for measuring respiration | Expired / Lapsed | 1971-05-24 | 1974-01-01 | 10 | Details |
| US3759090A | Ultrasonic extensometer | Expired / Lapsed | 1971-02-22 | 1973-09-18 | 23 | Details |
| US3749618A | Process and solution for removing titanium and refractory m… | Expired / Lapsed | 1971-09-20 | 1973-07-31 | 0 | Details |
| US3742223A | Wide angle lateral photo-detector means | Expired / Lapsed | 1970-05-25 | 1973-06-26 | 20 | Details |
| US3736436A | Electret pressure transducer | Expired / Lapsed | 1971-11-04 | 1973-05-29 | 6 | Details |
| US3719084A | Means for separating organics containing from one to twenty… | Expired / Lapsed | 1970-09-21 | 1973-03-06 | 0 | Details |
| US3703413A | Flexible inorganic fibers and battery electrode containing … | Expired / Lapsed | 1969-12-11 | 1972-11-21 | 0 | Details |
| US3675949A | Coupling fitting for connecting two pipes | Expired / Lapsed | 1970-05-18 | 1972-07-11 | 10 | Details |
| US3661645A | Polytetrafluoroethylene battery separator and method for pr… | Expired / Lapsed | 1970-04-13 | 1972-05-09 | 18 | Details |
| US3624545A | Semiconductor pumped laser | Expired / Lapsed | 1968-10-23 | 1971-11-30 | 17 | Details |
| US3614728A | Indicator means for collision avoidance systems | Expired / Lapsed | 1970-03-06 | 1971-10-19 | 23 | Details |
| US3575053A | Cryogenic linear temperature sensor | Expired / Lapsed | 1968-07-11 | 1971-04-13 | 13 | Details |
| US3572779A | Coupling fitting for connecting two parts | Expired / Lapsed | 1968-06-24 | 1971-03-30 | 11 | Details |
| US3563028A | Implantable radioisotope-fueled stirling engine | Expired / Lapsed | 1968-07-22 | 1971-02-16 | 0 | Details |
| US3545771A | Fluid seal having conjugate split elements | Expired / Lapsed | 1968-12-04 | 1970-12-08 | 0 | Details |
| US3538264A | Annunciator system with digital means for selecting individ… | Expired / Lapsed | 1968-04-08 | 1970-11-03 | 0 | Details |
| US3527880A | Pseudo stereo-optical observation means | Expired / Lapsed | 1967-01-25 | 1970-09-08 | 0 | Details |
| US3499781A | Process for producing multiple layer colored coating using … | Expired / Lapsed | 1967-10-26 | 1970-03-10 | 0 | Details |
| US3484616A | Stirling cycle machine with self-oscillating regenerator | Expired / Lapsed | 1968-02-01 | 1969-12-16 | 0 | Details |
| US3478695A | Pulsatile heart pump | Expired / Lapsed | 1968-02-13 | 1969-11-18 | 0 | Details |
| US3456256A | Asynchronous collision avoidance system | Expired / Lapsed | 1967-06-21 | 1969-07-15 | 0 | Details |
| US3448621A | Electric gating system to eliminate contact interference | Expired / Lapsed | 1966-03-23 | 1969-06-10 | 0 | Details |
| US3437507A | Plating of substrates | Expired / Lapsed | 1965-07-16 | 1969-04-08 | 0 | Details |
| US3432197A | Slider latch | Expired / Lapsed | 1966-06-30 | 1969-03-11 | 0 | Details |
| US3423226A | Plating of non-metallic bodies | Expired / Lapsed | 1965-06-28 | 1969-01-21 | 0 | Details |
| US3416582A | Reduction driver | Expired / Lapsed | 1966-10-10 | 1968-12-17 | 0 | Details |
| US3405019A | Vacuum bonding process | Expired / Lapsed | 1965-07-30 | 1968-10-08 | 2 | Details |
| US3403257A | Light beam demodulator | Expired / Lapsed | 1963-04-02 | 1968-09-24 | 2 | Details |
| US3395698A | Physiologically paced ergomeric system | Expired / Lapsed | 1965-10-01 | 1968-08-06 | 2 | Details |
| US3387084A | Color television data display system | Expired / Lapsed | 1964-11-23 | 1968-06-04 | 0 | Details |
| US3356523A | Polystyrene film containing an antireflection coating | Expired / Lapsed | 1964-02-10 | 1967-12-05 | 2 | Details |
| US3356522A | Polycarbonate film containing an antireflection coating | Expired / Lapsed | 1964-02-10 | 1967-12-05 | 2 | Details |
| US3341391A | Spherical shaped plastic filter for cathode ray tube | Expired / Lapsed | 1964-04-08 | 1967-09-12 | 2 | Details |