Patent Explorer

Browse, filter, and analyze 5 patents across global jurisdictions.

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Patent Number Title Assignee Status Filing Date Grant Date Expires Remaining Claims Actions
US3366924A Method and apparatus for digital processing multi-trace seismic records ConocoPhillips Co Expired / Lapsed 1966-03-28 1968-01-30 1986-03-28 0.0 yrs 0
US3209322A Method of seismic prospecting ConocoPhillips Co Expired / Lapsed 1963-11-22 1965-09-28 1983-11-22 0.0 yrs 1
US2688124A Method of and apparatus for determining travel time of signals ConocoPhillips Co Expired / Lapsed 1953-02-27 1954-08-31 1973-02-27 0.0 yrs 0
US2350323A Fluid sampling device ConocoPhillips Co Expired / Lapsed 1942-08-22 1944-06-06 1962-08-22 0.0 yrs 0
US2144812A Method of geophysical exploration ConocoPhillips Co Expired / Lapsed 1934-10-03 1939-01-24 1954-10-03 0.0 yrs 0