US2662907A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of making refined sugar cane wax
Assignee: Standard Oil Development Co
•
Filing: 1950-10-27
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Granted: 1953-12-15
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Expires: 1970-10-27
Abstract
No abstract record available.
Inventors
- 👤 Albert C Henn
- 👤 Jr Harry W Peterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:30
CPC Classifications
C; C11; C11B; C11B11/00; Y; Y02; Y02W; Y02W30/00; Y02W30/50; Y02W30/74
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
A PROCESS FOR OBTAINING A REFINED WAX FROM SUGAR-CANE MUD WHICH COMPRISES CONTACTING THE MUD WITH BOILING 99* ISOPROPYL ALCOHOL WHEREBY THE WAX AND FATTY CONSTITUENTS ARE EXTRACTED FROM THE MUD, SEPARATING THE RESULTING ALCOHOL EXTRACT FROM THE MUD, DILUTING THE SEPARATED EXTRACT WITH WATER TO PRECIPITATE THE WAX FROM SOLUTION, AND SEPARATING SAID WAX FROM THE WATER AND ALCOHOL MIXTURE CONTAINING THE FATTY CONSTITUENTS.
Claim 2
Dependent Claim
65 words
A PROCESS FOR OBTAINING A REFINED WAX FROM SUGAR-CANE MUD WHICH COMPRISES CONTACTING THE MUD WITH BOILING 99* ISOPROPYL ALCOHOL WHEREBY THE WAX AND FATTY CONSTITUENTS ARE EXTRACTED FROM THE MUD, SEPARATING THE RESULTING ALCOHOL EXTRACT FROM THE MUD, DILUTING THE SEPARATED EXTRACT WITH WATER TO PRECIPITATE THE WAX FROM SOLUTION, AND SEPARATING SAID WAX FROM THE WATER AND ALCOHOL MIXTURE CONTAINING THE FATTY CONSTITUENTS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-12-14 | 1957-06-15 | 1957-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-14 | 1961-06-15 | 1961-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-14 | 1965-06-15 | 1965-12-15 | $7700.00 | Window Closed / Lapsed |