US3393739A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of permeably consolidating loose sands
Assignee: Gulf Research and Development Co
•
Filing: 1965-07-09
•
Granted: 1968-07-23
•
Expires: 1985-07-09
Abstract
No abstract record available.
Inventors
- 👤 Rosenberg Milton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 00:17
CPC Classifications
C; C09; C09K; C09K8/00; C09K8/56
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2378817A
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US2471600A
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US2476015A
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US2796934A
Cited
US2965514A
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US3008205A
Cited
US3107403A
Cited
US3223161A
Cited
US3199590A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-23 | 1972-01-22 | 1972-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-23 | 1976-01-22 | 1976-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-23 | 1980-01-22 | 1980-07-23 | $7700.00 | Window Closed / Lapsed |