US3493048A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cosurfactant influencing the thermostability of micellar dispersions
Assignee: Marathon Oil Co
•
Filing: 1968-07-22
•
Granted: 1970-02-03
•
Expires: 1988-07-22
Abstract
No abstract record available.
Inventors
- 👤 Stanley C Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:16
CPC Classifications
C; C09; C09K; C09K8/00; C09K8/58; C09K8/584
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3266570A
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US3297084A
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US3330343A
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US3279537A
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US3330344A
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US3275075A
Cited
US3348611A
Cited
US3254714A
Cited
US3373809A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-02 | 1973-08-04 | 1974-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-02 | 1977-08-04 | 1978-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-02 | 1981-08-04 | 1982-02-03 | $7700.00 | Window Closed / Lapsed |