US2703807A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of treating refined sugar cane wax and product resulting therefrom
Assignee: SC Johnson and Son Inc
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Filing: 1951-09-25
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Granted: 1955-03-08
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Expires: 1971-09-25
Abstract
No abstract record available.
Inventors
- 👤 Edward A Wilder
- 👤 Enos H Mcmullen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:35
CPC Classifications
C; C11; C11B; C11B11/00; C11C; C11C3/00; C11C3/006
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
A METHOD OF TREATING REFINED SUGAR CANE WAX HAVING A SOLUBLE CONTENT OF AT LEAST 97 PER CENT BY WEIGHT IN BOILING ISOPROPANOL, WHICH COMPRISES MELTING THE WAX, AND MAINTAINING SAID MOLTEN WAX AT A TEMPERATURE OF FROM 80* TO 150* C. WHILE INTRODUCING AND DISPERSING OXIDIZING GAS INTO SAID MOLTEN WAX UNTIL THE SAID NUMBER OF SAID WAX IS INCREASED TO AT LEAST 20, BUT NOT MORE THAN 35, AND THE SAPONIFICATION NUMBER IS INCREASED TO AT LEAST 45, BUT NOT MORE THAN 75.
Claim 2
Independent Claim
85 words
A METHOD OF TREATING REFINED SUGAR CANE WAX HAVING A SOLUBLE CONTENT OF AT LEAST 97 PER CENT BY WEIGHT IN BOILING ISOPROPANOL, WHICH COMPRISES MELTING THE WAX, AND MAINTAINING SAID MOLTEN WAX AT A TEMPERATURE OF FROM 80* TO 150* C. WHILE INTRODUCING AND DISPERSING OXIDIZING GAS INTO SAID MOLTEN WAX UNTIL THE SAID NUMBER OF SAID WAX IS INCREASED TO AT LEAST 20, BUT NOT MORE THAN 35, AND THE SAPONIFICATION NUMBER IS INCREASED TO AT LEAST 45, BUT NOT MORE THAN 75.
References Cited (Backward Citations)
GB191505066A
Cited
US2640841A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-03-07 | 1958-09-06 | 1959-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-03-07 | 1962-09-06 | 1963-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-03-07 | 1966-09-06 | 1967-03-08 | $7700.00 | Window Closed / Lapsed |