Patent US3003798A successfully refreshed from Google Patents.
US3003798A
Expired / Lapsed
US
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Anchoring reinforcing cables or braids in well packers
Assignee: Jersey Production Research Co
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Filing: 1957-05-20
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Granted: 1961-10-10
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Expires: 1977-05-20
Abstract
No abstract record available.
Inventors
- 👤 Herman L Sandlin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:25
CPC Classifications
E; E21; E21B; E21B33/00; E21B33/10; E21B33/12; E21B33/1208; E21B33/127; E21B33/1277; Y; Y10; Y10T; Y10T403/00; Y10T403/47; Y10T403/477
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1189235A
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US1283574A
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US1827297A
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US2357733A
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US2379990A
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US2561351A
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US2643722A
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US2528933A
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US2768090A
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US2828823A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-10-09 | 1965-04-10 | 1965-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-09 | 1969-04-10 | 1969-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-09 | 1973-04-10 | 1973-10-10 | $7700.00 | Window Closed / Lapsed |