Patent US3446597A successfully refreshed from Google Patents.
US3446597A
Expired / Lapsed
US
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Geochemical exploration
Assignee: Mobil Oil AS
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Filing: 1966-07-18
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Granted: 1969-05-27
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Expires: 1986-07-18
Abstract
No abstract record available.
Inventors
- 👤 Ellis E Bray
- 👤 John R Zimmerman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:41
CPC Classifications
G; G01; G01N; G01N33/00; G01N33/24; G01N33/241; Y; Y10; Y10T; Y10T436/00; Y10T436/21; Y10T436/214
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
IN A METHOD OF GEOCHEMICAL EXPLORATION, THE STEPS COMPRISING: (A) DISPOSING IN A NONCOMBUSTION SUPPORTING ENVIRONMENT A SAMPLE OBTAINED FROM AN ORGANIC MATTER CONTAINING FORMATION IN THE EARTH''S CRUST; (B) HEATING SAID SAMPLE AT A TEMPERATURE SUFFICIENT TO PRODUCE GASEOUS MATTER FROM ORGANIC MATTER IN SAID SAMPLE; AND (C) MEASURING FOR EACH OF A PLURALITY OF TIME INTERVALS DURING SAID HEATING THE QUANTITY OF AT LEAST ONE SUBSTANCE SELECTED FROM THE CLASS CONSISTING OF CARBON DIOXIDE AND NITROGEN IN SAID GASEOUS MATTER RELATIVE TO THE QUANTITY OF SAID AT LEAST ONE SUBSTANCE FOR THE OTHER OF SAID TIME INTERVALS TO DETERMINE THE MATURATION OF SAID FORMATION.
Claim 2
Dependent Claim
106 words
IN A METHOD OF GEOCHEMICAL EXPLORATION, THE STEPS COMPRISING: (A) DISPOSING IN A NONCOMBUSTION SUPPORTING ENVIRONMENT A SAMPLE OBTAINED FROM AN ORGANIC MATTER CONTAINING FORMATION IN THE EARTH''S CRUST; (B) HEATING SAID SAMPLE AT A TEMPERATURE SUFFICIENT TO PRODUCE GASEOUS MATTER FROM ORGANIC MATTER IN SAID SAMPLE; AND (C) MEASURING FOR EACH OF A PLURALITY OF TIME INTERVALS DURING SAID HEATING THE QUANTITY OF AT LEAST ONE SUBSTANCE SELECTED FROM THE CLASS CONSISTING OF CARBON DIOXIDE AND NITROGEN IN SAID GASEOUS MATTER RELATIVE TO THE QUANTITY OF SAID AT LEAST ONE SUBSTANCE FOR THE OTHER OF SAID TIME INTERVALS TO DETERMINE THE MATURATION OF SAID FORMATION.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-05-26 | 1972-11-25 | 1973-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-05-26 | 1976-11-25 | 1977-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-05-26 | 1980-11-25 | 1981-05-27 | $7700.00 | Window Closed / Lapsed |