US3113455A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid density well logging sonde with two packing elements mounted on one shaft
Assignee: ExxonMobil Oil Corp
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Filing: 1960-06-23
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Granted: 1963-12-10
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Expires: 1980-06-23
Abstract
No abstract record available.
Inventors
- 👤 Raymond W Sloan
- 👤 Malcolm O Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 00:27
CPC Classifications
E; E21; E21B; E21B47/00; E21B47/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
IN A WELL LOGGING TOOL FOR MEASURING CHARACTERISTICS OF FLUIDS FLOWING IN A WELLBORE WHEREIN THERE IS PROVIDED ELONGATED BODY STRUCTURE, A PAIR OF PACKER ELEMENTS SECURED ON SAID BODY STRUCTURE AND SPACED APART ONE FROM THE OTHER, SAID PACKER ELEMENTS BEING FORMED OF FLEXIBLE MEMBRANES SUPPORTED ON RIBS ACTUATABLE BETWEEN FOLDED AND UNFOLDED POSITIONS BY A COMMON SHAFT CONNECTED TO A MOTOR HOUSED IN SAID BODY STUCTURE, A FLUID FLOW PASSAGE EXTENDING THROUGH SAID BODY STRUCTURE FROM BETWEEN SAID PACKER ELEMENTS TO ABOVE THE UPPERMOST
Claim 2
Dependent Claim
86 words
IN A WELL LOGGING TOOL FOR MEASURING CHARACTERISTICS OF FLUIDS FLOWING IN A WELLBORE WHEREIN THERE IS PROVIDED ELONGATED BODY STRUCTURE, A PAIR OF PACKER ELEMENTS SECURED ON SAID BODY STRUCTURE AND SPACED APART ONE FROM THE OTHER, SAID PACKER ELEMENTS BEING FORMED OF FLEXIBLE MEMBRANES SUPPORTED ON RIBS ACTUATABLE BETWEEN FOLDED AND UNFOLDED POSITIONS BY A COMMON SHAFT CONNECTED TO A MOTOR HOUSED IN SAID BODY STUCTURE, A FLUID FLOW PASSAGE EXTENDING THROUGH SAID BODY STRUCTURE FROM BETWEEN SAID PACKER ELEMENTS TO ABOVE THE UPPERMOST
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) | 1966-12-09 | 1967-06-10 | 1967-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-09 | 1971-06-10 | 1971-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-09 | 1975-06-10 | 1975-12-10 | $7700.00 | Window Closed / Lapsed |