Patent US3550682A successfully refreshed from Google Patents.
US3550682A
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Method and apparatus for making equipment connections at remote underwater locations and for producing fluids from underwater wells
Assignee: ExxonMobil Upstream Research Co
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Filing: 1968-10-18
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Granted: 1970-12-29
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Expires: 1988-10-18
Abstract
No abstract record available.
Inventors
- 👤 Ronald L Fowler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:32
CPC Classifications
E; E21; E21B; E21B43/00; E21B43/01; E21B17/00; E21B17/02; E21B17/028; E21B17/0283; E21B33/00; E21B33/02; E21B33/03; E21B33/035; E21B33/038; E21B33/0385; H; H01; H01F; H01F38/00; H01F38/14; Y; Y10; Y10S; Y10S336/00; Y10S336/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-28 | 1974-06-29 | 1974-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-28 | 1978-06-29 | 1978-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-28 | 1982-06-29 | 1982-12-29 | $7700.00 | Window Closed / Lapsed |