US3487928A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the removal of dispersed droplets of oil from water
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1967-05-10
•
Granted: 1970-01-06
•
Expires: 1987-05-10
Abstract
No abstract record available.
Inventors
- 👤 Gerard P Canevari
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:56
CPC Classifications
B; B01; B01D; B01D17/00; B01D17/02; B01D17/0202; B01D17/04; B01D17/047; Y; Y10; Y10S; Y10S210/00; Y10S210/918; Y10S210/922; Y10S210/925
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2367384A
Cited
US2623853A
Cited
US2795545A
Cited
US3046233A
Cited
US3169118A
Cited
US3234006A
Cited
US3227657A
Cited
US3210274A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-05 | 1973-07-07 | 1974-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-05 | 1977-07-07 | 1978-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-05 | 1981-07-07 | 1982-01-06 | $7700.00 | Window Closed / Lapsed |