US3103812A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid analyzing tool
Assignee: ConocoPhillips Co
•
Filing: 1957-03-18
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Granted: 1963-09-17
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Expires: 1977-03-18
Abstract
No abstract record available.
Inventors
- 👤 Jr Henry A Bourne
- 👤 Preston L Gant
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:21
CPC Classifications
G; G01; G01N; G01N33/00; G01N33/26; G01N33/28; G01N33/2835; G01N33/2847; E; E21; E21B; E21B33/00; E21B33/10; E21B33/12; E21B33/124; E21B33/1243; E21B47/00; E21B47/10; E21B47/11; G01V; G01V5/00; G01V5/04; G01V5/08; G01V5/12
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
134 words
APPARATUS RESPONSIVE TO THE QUANTITIES OF OIL AND WATER PRODUCED IN A LOCAL ZONE OF A WELL BORE, COMPRISING: A HOUSING OF A SIZE TO BE INSERTED IN THE WELL BORE; PACKERS CARRIED BY THE HOUSING IN AXIALLY SPACED RELATION TO ENGAGE THE WALLS OF THE WELL BORE AT THE UPPER AND LOWER ENDS OF THE ZONE TO BE STUDIED, SAID HOUSING HAVING A BY-PASS THERETHROUGH COMMUNICATING WITH THE WELL BORE ABOVE AND BELOW THE ZONE TO BE STUDIED, SAID HOUSING ALSO HAVING A PASSAGEWAY THERETHROUGH COMMUNICATING WITH SAID ZONE AND ANOTHER PORTION OF THE WELL BORE FOR DIRECTING FLUIDS ENTERING THE WELL BORE IN SAID ZONE THROUGH SAID HOUSING SEPARATE FROM FLUIDS PRODUCED ABOVE AND BELOW SAID ZONE, SAID PASSAGEWAY EXTENDING UPWARDLY FROM SAID ZONE AND BEING REVERSED IN DIRECTION AT A POINT
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-16 | 1967-03-18 | 1967-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-16 | 1971-03-18 | 1971-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-16 | 1975-03-18 | 1975-09-17 | $7700.00 | Window Closed / Lapsed |