US2806827A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of reacting sugar cane wax with a calcium compound and compositions containing same
Assignee: SC Johnson and Son Inc
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Filing: 1954-08-04
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Granted: 1957-09-17
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Expires: 1974-08-04
Abstract
No abstract record available.
Inventors
- 👤 Edward A Wilder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:24
CPC Classifications
B; B41; B41M; B41M5/00; B41M5/10; C; C11; C11C; C11C3/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
A METHOD OF MODIFYING A SUGAR CANE WAX OF THE GROUP CONSISTING OF DEOILED WAX, DEOILED-DERESINATED WAX AND MIXTURES THEREOF, COMPRISING MELTING SAID WAX AND INTRODUCING A GAS CONTAINING AVAILABLE OXYGEN UNTIL THE MOLTEN WAX ATTAINS AN ACID NUMBER WITHIN THE RANGE OF 22 TO 38, ADMIXING FROM 1 TO ABOUT 5% OF A REACTANT OF THE GROUP CONSISTING OF CALCIUM OXIDE AND CALCIUM HYDROXIDE, ADJUSTNG THE TEMPERATURE OF SAID WAX TO THE APPROXIMATE RANGE OF 80* TO 150*C. DURING THE INTRODUCTION OF SAID GAS AND SAID REACTANT, AND CONTINUING TO MAINTAIN SUCH TEMPERATURES UNTIL THE OIL-RETENTION-PENTRATION VALUE OF THE COMPOSITION IS NO GREATER THAN 140.
Claim 2
Independent Claim
106 words
A METHOD OF MODIFYING A SUGAR CANE WAX OF THE GROUP CONSISTING OF DEOILED WAX, DEOILED-DERESINATED WAX AND MIXTURES THEREOF, COMPRISING MELTING SAID WAX AND INTRODUCING A GAS CONTAINING AVAILABLE OXYGEN UNTIL THE MOLTEN WAX ATTAINS AN ACID NUMBER WITHIN THE RANGE OF 22 TO 38, ADMIXING FROM 1 TO ABOUT 5% OF A REACTANT OF THE GROUP CONSISTING OF CALCIUM OXIDE AND CALCIUM HYDROXIDE, ADJUSTNG THE TEMPERATURE OF SAID WAX TO THE APPROXIMATE RANGE OF 80* TO 150*C. DURING THE INTRODUCTION OF SAID GAS AND SAID REACTANT, AND CONTINUING TO MAINTAIN SUCH TEMPERATURES UNTIL THE OIL-RETENTION-PENTRATION VALUE OF THE COMPOSITION IS NO GREATER THAN 140.
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) | 1960-09-16 | 1961-03-18 | 1961-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-16 | 1965-03-18 | 1965-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-16 | 1969-03-18 | 1969-09-17 | $7700.00 | Window Closed / Lapsed |