US3075582A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Prevention of erosion of pipe strings in multiply tubingless completed oil and gas wells
Assignee: Jersey Production Research Co
•
Filing: 1960-10-24
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Granted: 1963-01-29
•
Expires: 1980-10-24
Abstract
No abstract record available.
Inventors
- 👤 Joe V Morse
- 👤 Walter E Haberer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:48
CPC Classifications
E; E21; E21B; E21B43/00; E21B43/14; E21B17/00; E21B17/10; E21B17/1007
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
A METHOD OF PREPARING FOR PRODUCTION A WELL THAT COMPRISES A PLURALITY OF SIDE-BY-SIDE PRODUCTION PIPE STRINGS COEXTENDING IN A WELL BORE FROM THE EARTH''S SURFACE AND CEMENTED TO THE SIDES OF THE WELL BORE, SAID METHOD COMPRISING: POSITIONING AN ABRASION-RESISTANT SLEEVE IN ONE PIPE STRING AT THE LEVEL OF A GIVEN EARTH FORMATION TO BE PRODUCED; AND PERFORATING THE ABRASION-RESISTANT SLEEVE, SAID ONE PIPE STRING, AND THE SURROUNDING CEMENT IN A
Claim 2
Independent Claim
72 words
A METHOD OF PREPARING FOR PRODUCTION A WELL THAT COMPRISES A PLURALITY OF SIDE-BY-SIDE PRODUCTION PIPE STRINGS COEXTENDING IN A WELL BORE FROM THE EARTH''S SURFACE AND CEMENTED TO THE SIDES OF THE WELL BORE, SAID METHOD COMPRISING: POSITIONING AN ABRASION-RESISTANT SLEEVE IN ONE PIPE STRING AT THE LEVEL OF A GIVEN EARTH FORMATION TO BE PRODUCED; AND PERFORATING THE ABRASION-RESISTANT SLEEVE, SAID ONE PIPE STRING, AND THE SURROUNDING CEMENT IN A
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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) | 1966-01-28 | 1966-07-30 | 1967-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-28 | 1970-07-30 | 1971-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-28 | 1974-07-30 | 1975-01-29 | $7700.00 | Window Closed / Lapsed |