Patent US3148732A successfully refreshed from Google Patents.
US3148732A
Expired / Lapsed
US
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Zone selector tubing joint
Assignee: Individual
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Filing: 1961-01-27
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Granted: 1964-09-15
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Expires: 1981-01-27
Abstract
No abstract record available.
Inventors
- 👤 Lonnie L Gage
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:01
CPC Classifications
E; E21; E21B; E21B34/00; E21B34/06; E21B34/12; E21B43/00; E21B43/14; Y; Y10; Y10S; Y10S285/00; Y10S285/922; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86815
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
A ZONE SELECTOR APPARATUS FOR A WELL BORE HAVING A PLURALITY OF FLUID BEARING SUBSURFACE FORMATIONS, AND COMPRISING A PAIR OF TELESCOPICALLY ARRANGED TUBULAR MEMBERS, FLUID PASSAGEWAY MEANS PROVIDING FOR FLUID COMMUNICATION BETWEEN THE FLUID BEARING FORMATIONS AND THE TUBULAR MEMBERS, ONE OF SAID TUBULAR MEMBERS HAVING A CLOSED END FOR COOPERATION WITH THE FLUID PASSAGEWAY MEANS TO PROVIDE SELECTIVE COMMUNICATION BETWEEN ONE OF THE FLUID BEARING FORMATIONS AND THE SURFACE OF THE WELL BORE IN ONE TELESCOPIC POSITION OF THE TUBULAR MEMBERS AND BETWEEN ANOTHER OF SAID FLUID BEARING FORMATIONS AND THE SURFACE OF THE WELL BORE IN A SECOND TELESCOPIC POSITION THEREOF, AND PACKING MEANS INTERPOSED BETWEEN
Claim 2
Dependent Claim
109 words
A ZONE SELECTOR APPARATUS FOR A WELL BORE HAVING A PLURALITY OF FLUID BEARING SUBSURFACE FORMATIONS, AND COMPRISING A PAIR OF TELESCOPICALLY ARRANGED TUBULAR MEMBERS, FLUID PASSAGEWAY MEANS PROVIDING FOR FLUID COMMUNICATION BETWEEN THE FLUID BEARING FORMATIONS AND THE TUBULAR MEMBERS, ONE OF SAID TUBULAR MEMBERS HAVING A CLOSED END FOR COOPERATION WITH THE FLUID PASSAGEWAY MEANS TO PROVIDE SELECTIVE COMMUNICATION BETWEEN ONE OF THE FLUID BEARING FORMATIONS AND THE SURFACE OF THE WELL BORE IN ONE TELESCOPIC POSITION OF THE TUBULAR MEMBERS AND BETWEEN ANOTHER OF SAID FLUID BEARING FORMATIONS AND THE SURFACE OF THE WELL BORE IN A SECOND TELESCOPIC POSITION THEREOF, AND PACKING MEANS INTERPOSED BETWEEN
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) | 1967-09-15 | 1968-03-16 | 1968-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-15 | 1972-03-16 | 1972-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-15 | 1976-03-16 | 1976-09-15 | $7700.00 | Window Closed / Lapsed |