US3009536A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Emulsion treaters and emulsion treating methods
Assignee: Cameron Solutions Inc
•
Filing: 1959-02-16
•
Granted: 1961-11-21
•
Expires: 1979-02-16
Abstract
No abstract record available.
Inventors
- 👤 Clarence O Glasgow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:42
CPC Classifications
C; C10; C10G; C10G33/00; C10G33/06; E; E21; E21B; E21B43/00; E21B43/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2601904A
Cited
US2601903A
Cited
US2598988A
Cited
US2713919A
Cited
US2664170A
Cited
US2751998A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-11-20 | 1965-05-22 | 1965-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-20 | 1969-05-22 | 1969-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-20 | 1973-05-22 | 1973-11-21 | $7700.00 | Window Closed / Lapsed |