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US2733135A Expired / Lapsed US ⏱️ 0.0 years remaining

huckabay

Assignee: —
•
Filing: —
•
Granted: 1956-01-31
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Expires: 1973-01-31
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Abstract

No abstract record available.

Inventors

No inventors recorded.

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 20:31
CPC Classifications
G; G01; G01N; G01N30/00; G01N30/02; G01N30/60; G01N30/6052; G01N30/6004; G01N30/603; G01N33/00; G01N33/24; Y; Y10; Y10T; Y10T436/00; Y10T436/25; Y10T436/25375; Y10T436/255

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 216 words
IN A GEOCHEMICAL EXPLORATION METHOD WHEREIN EARTH SAMPLES ARE COLLECTED FROM AN EXPLORATION ZONE AND ANALYZED FOR A DESIRED PARAFFIN HYDROCARBON PORTION, ANOMALIES OF WHICH ARE SIGNIFICANT WITH RESPECT TO THE PROXIMITY OF AN UNDERGROUND PETROLEUM HYDROCARBON RESERVOIR, THE STEPS WHICH COMPRISES COLLECTING EARTH SAMPLES FROM AN EXPLORATION ZONE, EXTRACTING EACH OF SAID EARTH SAMPLES WITH CARBON TETRACHLORIDE, REMOVING SAID CARBON TETRACHLORIDE FROM EACH OF SAID RESULTING SOLUTIONS OF EXTRACT, DISSOLVING EACH OF THE RESULTING RESIDUES IN AT LEAST TEN TIMES THEIR VOLUME OF A SOLVENT WHICH IS MORE ADSORBABLE ON SOLID SURFACE ACTIVE MATERIAL THAN A DESIRED PAAFFIN HYDROCARBON PORTION OF THE CONSTITUENTS OF SAID EARTH SAMPLES BUT LESS ADSORBABLE ON SAID SURFACE ACTIVE MATERIAL THAN THE OTHER CONSTITUENTS OF SAID EARTH SAMPLES PASSING EACH OF THE RESULTING SOLUTIONS THROUGH SOLID SURFACE ACTIVE MATERIAL WHEREBY SAID DESIRED PARAFFIN HYDROCARBON PORTIONS OF THE CONSTITUENTS OF SAID EARTH SAMPLES ARE SEPARATED FROM THE OTHER CONSTITUENTS OF SAID EARTH SAMPLES BY ADSORPTION ON SAID SURFACE ACTIVE MATERIAL OF THE OTHER CONSTITUENTS OF SAID EARTH SAMPLES, RECOVERING EACH OF SAID SOLUTIONS CONTAINING SAID DESIRED PARAFFIN HYDROCARBON PORTIONS OF THE CONSTITUENTS OF SAID EARTH SAMPLES PASSED THROUGH SAID SURFACE ACTIVE MATERIAL, AND ANALYZING EACH OF SAID SOLUTIONS FOR SAID DESIRED PARAFFIN HYDROCARBON PORTIONS OF THE CONSTITUENTS OF SAID EARTH SAMPLES.
Claim 2
Dependent Claim 216 words
IN A GEOCHEMICAL EXPLORATION METHOD WHEREIN EARTH SAMPLES ARE COLLECTED FROM AN EXPLORATION ZONE AND ANALYZED FOR A DESIRED PARAFFIN HYDROCARBON PORTION, ANOMALIES OF WHICH ARE SIGNIFICANT WITH RESPECT TO THE PROXIMITY OF AN UNDERGROUND PETROLEUM HYDROCARBON RESERVOIR, THE STEPS WHICH COMPRISES COLLECTING EARTH SAMPLES FROM AN EXPLORATION ZONE, EXTRACTING EACH OF SAID EARTH SAMPLES WITH CARBON TETRACHLORIDE, REMOVING SAID CARBON TETRACHLORIDE FROM EACH OF SAID RESULTING SOLUTIONS OF EXTRACT, DISSOLVING EACH OF THE RESULTING RESIDUES IN AT LEAST TEN TIMES THEIR VOLUME OF A SOLVENT WHICH IS MORE ADSORBABLE ON SOLID SURFACE ACTIVE MATERIAL THAN A DESIRED PAAFFIN HYDROCARBON PORTION OF THE CONSTITUENTS OF SAID EARTH SAMPLES BUT LESS ADSORBABLE ON SAID SURFACE ACTIVE MATERIAL THAN THE OTHER CONSTITUENTS OF SAID EARTH SAMPLES PASSING EACH OF THE RESULTING SOLUTIONS THROUGH SOLID SURFACE ACTIVE MATERIAL WHEREBY SAID DESIRED PARAFFIN HYDROCARBON PORTIONS OF THE CONSTITUENTS OF SAID EARTH SAMPLES ARE SEPARATED FROM THE OTHER CONSTITUENTS OF SAID EARTH SAMPLES BY ADSORPTION ON SAID SURFACE ACTIVE MATERIAL OF THE OTHER CONSTITUENTS OF SAID EARTH SAMPLES, RECOVERING EACH OF SAID SOLUTIONS CONTAINING SAID DESIRED PARAFFIN HYDROCARBON PORTIONS OF THE CONSTITUENTS OF SAID EARTH SAMPLES PASSED THROUGH SAID SURFACE ACTIVE MATERIAL, AND ANALYZING EACH OF SAID SOLUTIONS FOR SAID DESIRED PARAFFIN HYDROCARBON PORTIONS OF THE CONSTITUENTS OF SAID EARTH SAMPLES.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1959-01-30 1959-08-01 1960-01-31 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1963-01-30 1963-08-01 1964-01-31 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1967-01-30 1967-08-01 1968-01-31 $7700.00 Window Closed / Lapsed

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