US3483007A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aqueous cement slurry and method of use
Assignee: Schlumberger Technology Corp
•
Filing: 1966-07-07
•
Granted: 1969-12-09
•
Expires: 1986-07-07
Abstract
No abstract record available.
Inventors
- 👤 Fred E Hook
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:55
CPC Classifications
C; C09; C09K; C09K8/00; C09K8/42; C09K8/46; C09K8/467; C09K8/487; C04; C04B; C04B28/00; C04B28/02; C04B2103/00; C04B2103/46
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2427683A
Cited
US2580565A
Cited
US2673810A
Cited
US2880096A
Cited
US2852402A
Cited
US2985238A
Cited
US3243307A
Cited
US3090693A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-08 | 1973-06-09 | 1973-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-08 | 1977-06-09 | 1977-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-08 | 1981-06-09 | 1981-12-09 | $7700.00 | Window Closed / Lapsed |