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US3480084A
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Composition and method using temporary soild diverting agent for aqueous fluids
Assignee: Schlumberger Technology Corp
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Filing: 1968-03-25
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Granted: 1969-11-25
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Expires: 1988-03-25
Abstract
No abstract record available.
Inventors
- 👤 Louis H Eilers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 17:53
CPC Classifications
C; C09; C09K; C09K8/00; C09K8/60; C09K8/62; C09K8/70; C09K8/66; C09K8/68; E; E21; E21B; E21B43/00; E21B43/25; E21B43/26; E21B43/261; C09K2208/00; C09K2208/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1807082A
Cited
US2364434A
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US2943680A
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US3153450A
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US3022249A
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US3405062A
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US3390723A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-24 | 1973-05-26 | 1973-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-24 | 1977-05-26 | 1977-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-24 | 1981-05-26 | 1981-11-25 | $7700.00 | Window Closed / Lapsed |