Patent US3223164A successfully refreshed from Google Patents.
US3223164A
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Method of actuating fluid pressure operated mechanism of underwater well installation
Assignee: Individual
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Filing: 1964-12-14
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Granted: 1965-12-14
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Expires: 1984-12-14
Abstract
No abstract record available.
Inventors
- 👤 Lloyd G Otteman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:36
CPC Classifications
E; E21; E21B; E21B29/00; E21B29/12; E21B33/00; E21B33/02; E21B33/03; E21B33/035; F; F16; F16L; F16L39/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
A METHOD FOR REMOTELY IMPARTING SECONDARY FLUIDACTUATING PRESSURE TO A PRIMARY FLUID PRESSURE SYSTEM OF A FLUID-PRESSURE-ACTUATED MECHANISM SECURED TO A CONDUIT OUTWARDLY THEREOF AND OUT OF FLUID COMMUNICATION THEREWITH ON AN UNDERWATER WELL INSTALLATION, SAID METHOD COMPRISING: LOWERING A PIPE-CUTTING TOOL THROUGH SAID CONDUIT TO A POINT ADJACENT SAID PRIMARY FLUID PRESSURE SYSTEM, ACTUATING SAID PIPE-CUTTING TOOL WITHIN SAID CONDUIT TO TO FORM AN OPENING THROUGH A SECTION OF THE CONDUIT TO ESTABLISH FLUID COMMUNICATION BETWEEN THE INTERIOR OF THE CONDUIT AND AT LEAST A PORTION OF THE PRIMARY FLUID PRESSURE SYSTEM OF THE MECHANISM, AND APPLYING AN ACTUATING PRESSURE FLUID DOWN THROUGH SAID CONDUIT AND THROUGH THE OPENING CUT THEREIN TO THE PRIMARY FLUID PRESSURE SYSTEM.
Claim 2
Independent Claim
118 words
A METHOD FOR REMOTELY IMPARTING SECONDARY FLUIDACTUATING PRESSURE TO A PRIMARY FLUID PRESSURE SYSTEM OF A FLUID-PRESSURE-ACTUATED MECHANISM SECURED TO A CONDUIT OUTWARDLY THEREOF AND OUT OF FLUID COMMUNICATION THEREWITH ON AN UNDERWATER WELL INSTALLATION, SAID METHOD COMPRISING: LOWERING A PIPE-CUTTING TOOL THROUGH SAID CONDUIT TO A POINT ADJACENT SAID PRIMARY FLUID PRESSURE SYSTEM, ACTUATING SAID PIPE-CUTTING TOOL WITHIN SAID CONDUIT TO TO FORM AN OPENING THROUGH A SECTION OF THE CONDUIT TO ESTABLISH FLUID COMMUNICATION BETWEEN THE INTERIOR OF THE CONDUIT AND AT LEAST A PORTION OF THE PRIMARY FLUID PRESSURE SYSTEM OF THE MECHANISM, AND APPLYING AN ACTUATING PRESSURE FLUID DOWN THROUGH SAID CONDUIT AND THROUGH THE OPENING CUT THEREIN TO THE PRIMARY FLUID PRESSURE SYSTEM.
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) | 1968-12-13 | 1969-06-14 | 1969-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-13 | 1973-06-14 | 1973-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-13 | 1977-06-14 | 1977-12-14 | $7700.00 | Window Closed / Lapsed |