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ExxonMobil Oil Corp

ExxonMobil
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171

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
GB748782A Apparatus for displaying and re-recording reproducible reco… Expired / Lapsed 1953-06-09 — 0 Details
US3821696A Downhole data generator for logging while drilling system Expired / Lapsed 1973-03-13 1974-06-28 12 Details
US3274542A Methods of band-equalizing seismograms Expired / Lapsed 1963-03-25 1966-09-20 1 Details
US3259880A Time variable gating for acoustic logging Expired / Lapsed 1962-09-05 1966-07-05 2 Details
US3246145A Liquid density measurement system for determination of oil … Expired / Lapsed 1961-12-19 1966-04-12 2 Details
US3244323A Dispatching system for controlling and accounting for the l… Expired / Lapsed 1964-02-11 1966-04-05 2 Details
US3243997A Analyzer for internal combustion engines Expired / Lapsed 1962-07-27 1966-04-05 2 Details
US3238772A System adapted for diagnosing large numbers of automotive r… Expired / Lapsed 1962-12-20 1966-03-08 2 Details
US3207055A Automotive diagnostic system with automatic ventilation Expired / Lapsed 1962-11-30 1965-09-21 2 Details
US3205353A Determination of contamination of underground formation sam… Expired / Lapsed 1963-04-02 1965-09-07 2 Details
US3183353A Gain-stabilized scintiliation detection system Expired / Lapsed 1962-05-24 1965-05-11 2 Details
US3177701A Measurement of change in weight Expired / Lapsed 1962-09-25 1965-04-13 2 Details
US3131375A Multiple removal system Expired / Lapsed 1961-10-25 1964-04-28 2 Details
US3076177A Elimination of instrumentation distortion Expired / Lapsed 1957-06-27 1963-01-29 2 Details
US3076176A First break controlled inverse seismic filtering Expired / Lapsed 1957-06-27 1963-01-29 1 Details
US3072058A Pipe line control system Expired / Lapsed 1961-08-18 1963-01-08 2 Details
US3044298A Unbalanced bridge measurements of borehole temperature Expired / Lapsed 1957-12-16 1962-07-17 0 Details
US3025916A Apparatus for inserting tools into submarine open bore holes Expired / Lapsed 1957-10-14 1962-03-20 0 Details
US3022488A Delayed acoustic velocity signal transmission Expired / Lapsed 1958-02-17 1962-02-20 0 Details
US3021074A Electroic triode bridge multiplier Expired / Lapsed 1957-05-08 1962-02-13 0 Details
US3010069A Multiplication of two functions Expired / Lapsed 1953-01-07 1961-11-21 0 Details
US3000207A Apparatus for determining the rate of flow of a liquid Expired / Lapsed 1957-10-07 1961-09-19 0 Details
US2982942A Directional sound detection Expired / Lapsed 1953-01-07 1961-05-02 0 Details
US2950459A Seismic record display and re-recording Expired / Lapsed 1953-10-27 1960-08-23 0 Details
US2934652A Selected scattered gamma-ray density logging Expired / Lapsed 1956-08-13 1960-04-26 0 Details
US2912673A System for visual display of transients Expired / Lapsed 1955-09-28 1959-11-10 0 Details
US2912672A Intensity-modulated transient display Expired / Lapsed 1955-07-05 1959-11-10 0 Details
US2887459A Mixed resinous esters of oil-modified alkyd resins and of p… Expired / Lapsed 1955-10-17 1959-05-19 2 Details
US2882988A Elimination of near surface reflection effects Expired / Lapsed 1953-03-16 1959-04-21 0 Details
US2857011A Noise sensitive control of acoustic well logging systems Expired / Lapsed 1955-01-20 1958-10-21 0 Details
US2849075A Self-sustaining oscillatory acoustic well logging Expired / Lapsed 1953-03-23 1958-08-26 0 Details
US2839144A Well flow device Expired / Lapsed 1953-07-22 1958-06-17 0 Details
US2834422A Seismic data producing system Expired / Lapsed 1956-06-21 1958-05-13 0 Details
US2795533A Hydrocarbon conversion process and apparatus therefor Expired / Lapsed 1952-03-18 1957-06-11 2 Details
US2794951A Dynamic cable measuring system Expired / Lapsed 1953-08-27 1957-06-04 0 Details
US2794965A Statistical interpretation of seismograms Expired / Lapsed 1953-05-25 1957-06-04 2 Details
US2768701A Mud correction for velocity well logging Expired / Lapsed 1953-02-24 1956-10-30 0 Details
US2765403A Conduction transfer production of control voltage functions Expired / Lapsed 1952-08-18 1956-10-02 0 Details
US2752092A Wave analysis Expired / Lapsed 1951-10-22 1956-06-26 1 Details
US2741691A Radiant energy source for infrared spectroscopy and the like Expired / Lapsed 1952-02-18 1956-04-10 0 Details
US2737639A Electromechanical acoustic pulser Expired / Lapsed 1953-03-23 1956-03-06 0 Details
US2731168A System for gathering and loading oil from underwater oil we… Expired / Lapsed 1952-11-17 1956-01-17 2 Details
US2728512A Ladder for floating roof tanks Expired / Lapsed 1952-10-06 1955-12-27 0 Details
US2725534A Recording seismic waves without phase distortion Expired / Lapsed 1951-03-08 1955-11-29 2 Details
US2722569A Reproduction of low-frequency magnetically recorded signals Expired / Lapsed 1951-04-12 1955-11-01 0 Details
US2722282A Acoustic well logging system Expired / Lapsed 1950-08-24 1955-11-01 2 Details
US2713147A Acoustic velocity-electrical resistance correlation well lo… Expired / Lapsed 1953-06-29 1955-07-12 0 Details
US2704364A Velocity well logging Expired / Lapsed 1950-10-28 1955-03-15 0 Details
US2701375A Buoy supported flexible loading hose Expired / Lapsed 1953-06-22 1955-02-08 0 Details
US2701803A Synthetic lubricants Expired / Lapsed 1948-10-20 1955-02-08 1 Details
US2699675A Two-conductor system for measuring rate and direction of fl… Expired / Lapsed 1950-03-06 1955-01-18 0 Details
US2685058A Geophysical exploration by electric pulses Expired / Lapsed 1949-08-27 1954-07-27 0 Details
US2684468A Apparatus for measuring a periodically recurring signal in … Expired / Lapsed 1950-08-21 1954-07-20 0 Details
US2676145A Gaseous polymerization by electrical discharge Expired / Lapsed 1949-09-01 1954-04-20 2 Details
US2675086A Method and apparatus for seismic prospecting Expired / Lapsed 1948-05-03 1954-04-13 0 Details
US2672944A Method and apparatus for recording seismic signals Expired / Lapsed 1948-11-04 1954-03-23 0 Details
US2654874A Seismic exploration system Expired / Lapsed 1951-06-14 1953-10-06 0 Details
US2654064A Electrical resistivity logging of mud invaded formations Expired / Lapsed 1950-08-28 1953-09-29 0 Details
US2645461A Thermoregulator Expired / Lapsed 1948-08-26 1953-07-14 0 Details
US2644130A Square wave pulse generating system Expired / Lapsed 1949-01-24 1953-06-30 0 Details
US2639615A Barometric measurement of elevation Expired / Lapsed 1947-03-11 1953-05-26 0 Details
US2638450A Reaction products of nu-alkylated polyalkylenepolyamines an… Expired / Lapsed 1950-01-17 1953-05-12 2 Details
US2633480A Pencil galvanometer Expired / Lapsed 1949-06-20 1953-03-31 0 Details
US2622018A Motor fuel Expired / Lapsed 1949-10-19 1952-12-16 2 Details
US2612568A Automatic gain control system Expired / Lapsed 1946-11-07 1952-09-30 0 Details
US2608093A Test apparatus for internalcombustion engines Expired / Lapsed 1948-06-04 1952-08-26 0 Details
US2604662A Extrusion of inorganic oxide hydrogels Expired / Lapsed 1949-08-02 1952-07-29 0 Details
US2602914A Electronic tube Expired / Lapsed 1946-04-02 1952-07-08 0 Details
US2599413A Drilling mud resistivity meter Expired / Lapsed 1950-01-18 1952-06-03 0 Details
US2594105A System for gathering and loading oil from underwater oil we… Expired / Lapsed 1948-05-14 1952-04-22 0 Details
US2589326A Organic phosphorus ester-p2s5 reaction products and oil com… Expired / Lapsed 1949-12-21 1952-03-18 1 Details
US2586731A Surface generation of seismic waves Expired / Lapsed 1949-03-11 1952-02-19 0 Details
US2583724A Magnetic flowmeter Expired / Lapsed 1948-05-08 1952-01-29 0 Details
US2577115A Inventory control device for fuel dispensing devices Expired / Lapsed 1945-04-16 1951-12-04 0 Details
US2575167A Manufacture of halogenated hydrocarbons Expired / Lapsed 1944-08-07 1951-11-13 2 Details
US2568876A Reaction products of n-acylated polyalkylene-polyamines wit… Expired / Lapsed 1949-11-14 1951-09-25 2 Details
US2558868A Seismic recording system Expired / Lapsed 1946-07-01 1951-07-03 0 Details
US2554715A Flow meter Expired / Lapsed 1944-09-12 1951-05-29 0 Details
US2551638A Production of lubricating oils by condensation of olefinic … Expired / Lapsed 1946-06-01 1951-05-08 2 Details
US2550089A Electrochemical conversion of hydrocarbons Expired / Lapsed 1946-08-31 1951-04-24 1 Details
US2548947A Pressure measuring device Expired / Lapsed 1946-03-12 1951-04-17 0 Details
US2544078A Radio-frequency spectrometer Expired / Lapsed 1946-03-07 1951-03-06 0 Details
US2543743A Method and apparatus for hightemperature hydrocarbon conver… Expired / Lapsed 1947-08-22 1951-02-27 2 Details
US2540800A Antirust agent Expired / Lapsed 1948-11-24 1951-02-06 2 Details
US2539355A Apparatus for measuring interstitial water content, permeab… Expired / Lapsed 1947-08-06 1951-01-23 0 Details
US2535666A Electrical logging system Expired / Lapsed 1949-01-24 1950-12-26 0 Details
US2534657A Monochromator Expired / Lapsed 1948-08-07 1950-12-19 0 Details
US2500162A Method of preparing viscous oils by the thermal condensatio… Expired / Lapsed 1948-09-02 1950-03-14 2 Details
US2499704A Process for heating granular solids Expired / Lapsed 1946-06-28 1950-03-07 0 Details
US2499322A Automatic aperture controlling device Expired / Lapsed 1948-05-08 1950-02-28 0 Details
US2497045A Polyvinyl resin dispersions Expired / Lapsed 1947-04-16 1950-02-07 2 Details
US2492808A Gelling viscous sol particles in aqueous ammonia Expired / Lapsed 1947-03-27 1949-12-27 0 Details
US2490579A Direct-current measuring system Expired / Lapsed 1946-07-12 1949-12-06 0 Details
US2489628A Cracking process for the production of olefins from hydroca… Expired / Lapsed 1946-01-12 1949-11-29 0 Details
US2489949A Method of controlling a fractionating column Expired / Lapsed 1945-10-01 1949-11-29 0 Details
US2488083A Manufacture of liquid hydrocarbons Expired / Lapsed 1946-06-18 1949-11-15 0 Details
US2480663A Glue applicator Expired / Lapsed 1946-03-06 1949-08-30 0 Details
US2474192A Electronic curve plotting device Expired / Lapsed 1944-04-25 1949-06-21 0 Details
US2473469A Method and apparatus for minimizing the horizontally-travel… Expired / Lapsed 1948-04-10 1949-06-14 0 Details
US2470745A Mass spectrometer Expired / Lapsed 1945-05-15 1949-05-17 0 Details
US2467624A Signal transmission circuit for seismographs Expired / Lapsed 1946-03-20 1949-04-19 0 Details
US2465563A Geophysical prospecting method Expired / Lapsed 1940-06-13 1949-03-29 0 Details
US2455812A Fractionation in presence of radiant energy Expired / Lapsed 1945-06-30 1948-12-07 0 Details
US2454911A Geological exploration system Expired / Lapsed 1944-08-12 1948-11-30 0 Details
US2445305A Radiation detector Expired / Lapsed 1944-12-13 1948-07-13 0 Details
US2439730A Cracking process to produce gaseous olefins Expired / Lapsed 1946-07-16 1948-04-13 0 Details
US2438217A Method for elimination of periodic stray signals from seism… Expired / Lapsed 1944-06-30 1948-03-23 0 Details
US2436503A Delayed well logging Expired / Lapsed 1944-12-22 1948-02-24 0 Details
US2432962A Process for heating hydrocarbons by contact with alioving g… Expired / Lapsed 1946-06-20 1947-12-16 0 Details
US2431500A Alkylation process Expired / Lapsed 1944-11-04 1947-11-25 0 Details
US2425861A Catalytic conversion of mixtures of alkyl chlorides and pet… Expired / Lapsed 1944-12-26 1947-08-19 0 Details
US2424622A Timing device for recorders Expired / Lapsed 1945-01-15 1947-07-29 0 Details
US2423813A Apparatus for handling contact masses Expired / Lapsed 1943-04-15 1947-07-08 0 Details
US2418232A Process of preparing an inorganic oxide gel Expired / Lapsed 1944-05-11 1947-04-01 0 Details
US2414625A Process of impregnating lime particles with carbon Expired / Lapsed 1944-07-15 1947-01-21 0 Details
US2414030A Curb pump Expired / Lapsed 1942-05-27 1947-01-07 0 Details
US2413116A System for geophysical exploration Expired / Lapsed 1944-02-14 1946-12-24 0 Details
US2408001A Gain-control system for seismic amplifiers Expired / Lapsed 1945-04-14 1946-09-24 0 Details
US2397350A Drying of hydrogels Expired / Lapsed 1943-08-26 1946-03-26 0 Details
US2390695A Method of treating paper stock Expired / Lapsed 1942-04-25 1945-12-11 0 Details
US2387596A Catalytic conversion of hydrocarbons and catalyst therefor Expired / Lapsed 1943-07-22 1945-10-23 0 Details
US2384943A Conversion of hydrocarbons Expired / Lapsed 1943-04-22 1945-09-18 0 Details
US2385217A Gel pellets Expired / Lapsed 1942-10-09 1945-09-18 0 Details
US2380466A Plastic compositions and method of making the same Expired / Lapsed 1942-02-28 1945-07-31 0 Details
US2372056A Method and apparatus for recording seismic waves Expired / Lapsed 1941-06-21 1945-03-20 0 Details
US2366351A Measurement of the rate of soil gas evolution Expired / Lapsed 1940-08-07 1945-01-02 0 Details
US2357287A Mineral oil composition Expired / Lapsed 1942-10-30 1944-09-05 0 Details
US2355421A Gravity meter Expired / Lapsed 1941-08-06 1944-08-08 0 Details
US2354354A Hydrocarbon conversion Expired / Lapsed 1941-10-22 1944-07-25 0 Details
US2354353A Method and apparatus for catalytic conversions Expired / Lapsed 1941-01-04 1944-07-25 0 Details
US2354420A Contractor-expander for electric seismographs Expired / Lapsed 1937-12-16 1944-07-25 0 Details
US2349366A Method for geophysical prospecting Expired / Lapsed 1942-03-12 1944-05-23 0 Details
US2342636A Nonrusting turbine oil Expired / Lapsed 1941-03-20 1944-02-29 0 Details
US2340714A Method and apparatus for sound analysis Expired / Lapsed 1941-01-04 1944-02-01 0 Details
US2337362A Device for crimping feerules on air hose Expired / Lapsed 1942-03-09 1943-12-21 0 Details
US2326496A Mineral oil composition and improving agent therefor Expired / Lapsed 1940-04-20 1943-08-10 0 Details
US2324270A Means for comparative spectral analysis Expired / Lapsed 1940-08-28 1943-07-13 0 Details
US2323876A Control method and apparatus Expired / Lapsed 1941-05-31 1943-07-06 0 Details
US2318248A Phase meter Expired / Lapsed 1940-02-21 1943-05-04 0 Details
US2317334A Master control for electric seismographs Expired / Lapsed 1940-02-21 1943-04-20 0 Details
US2315819A Method of exploring operating structures Expired / Lapsed 1940-09-14 1943-04-06 0 Details
US2312934A Gain control for seismograph amplifiers Expired / Lapsed 1938-02-01 1943-03-02 0 Details
US2311389A Method and apparatus for handling asphalt Expired / Lapsed 1941-07-31 1943-02-16 0 Details
US2304740A Method for recording seismic waves Expired / Lapsed 1940-03-06 1942-12-08 0 Details
US2301739A Gain control for seismograph amplifiers Expired / Lapsed 1939-10-27 1942-11-10 0 Details
US2277521A Timing device Expired / Lapsed 1938-10-29 1942-03-24 0 Details
US2264562A Apparatus for filling containers with measured amounts of f… Expired / Lapsed 1939-08-08 1941-12-02 0 Details
US2261621A Container closure Expired / Lapsed 1938-07-14 1941-11-04 0 Details
US2254597A Method of separating paraffin wax from oil Expired / Lapsed 1938-12-29 1941-09-02 0 Details
US2252665A Metal salts of alkyl substituted aryl ether acids and metho… Expired / Lapsed 1938-08-17 1941-08-12 0 Details
US2250185A Heat reflecting temporary coating material Expired / Lapsed 1939-09-01 1941-07-22 0 Details
US2245551A Method of separating water from oil Expired / Lapsed 1937-06-01 1941-06-17 0 Details
US2244612A Contact catalytic process Expired / Lapsed 1939-02-10 1941-06-03 0 Details
US2243749A Gravity meter Expired / Lapsed 1940-02-21 1941-05-27 0 Details
US2228529A Tubular skimming boom Expired / Lapsed 1939-07-31 1941-01-14 0 Details
US2226533A Level control valve Expired / Lapsed 1938-04-30 1940-12-31 0 Details
US2224624A Apparatus for separating water from oil Expired / Lapsed 1938-05-09 1940-12-10 0 Details
US2209100A Electric seismograph Expired / Lapsed 1938-02-19 1940-07-23 0 Details
US2198293A Mineral oil composition containing wax-aryl ether acids Expired / Lapsed 1938-08-26 1940-04-23 0 Details
US2195898A Apparatus for degassing rotary muds Expired / Lapsed 1938-08-23 1940-04-02 0 Details
US2194229A Apparatus for examining well casings Expired / Lapsed 1938-10-15 1940-03-19 0 Details
US2185928A Apparatus for catalytic conversions and other contact mass … Expired / Lapsed 1937-09-01 1940-01-02 0 Details
US2167124A Apparatus for recording seismic waves Expired / Lapsed 1937-11-17 1939-07-25 0 Details
US2161764A Method and means for recording seismic waves Expired / Lapsed 1937-11-17 1939-06-06 0 Details
US2160224A Means for seismic survey Expired / Lapsed 1937-11-17 1939-05-30 0 Details
US2149115A Oil burner Expired / Lapsed 1936-11-27 1939-02-28 0 Details
US2113092A Manufacture of dibenzyl disulphide Expired / Lapsed 1935-09-21 1938-04-05 0 Details
US2085203A Engine indicator Expired / Lapsed 1935-08-21 1937-06-29 0 Details
US2084397A Control valve Expired / Lapsed 1936-01-14 1937-06-22 0 Details
US2048897A Apparatus for filling containers Expired / Lapsed 1933-06-27 1936-07-28 0 Details
US1984005A Fluid dispensing apparatus Expired / Lapsed 1930-11-06 1934-12-11 0 Details