US3105823A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heated and cooled mixture of wax and polyethylene
Assignee: ExxonMobil Oil Corp
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Filing: 1960-03-10
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Granted: 1963-10-01
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Expires: 1980-03-10
Abstract
No abstract record available.
Inventors
- 👤 Arthur H Boenau
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:23
CPC Classifications
D; D21; D21H; D21H17/00; D21H17/60; C; C08; C08L; C08L91/00; C08L91/06; C08L91/08; D21H17/20; D21H17/33; D21H17/34; D21H17/35; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31801; Y10T428/31804; Y10T428/31808; Y10T428/31855; Y10T428/3188; Y10T428/31895; Y10T428/31899; Y10T428/31902
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
A METHOD OF PROVIDING A DIPPING SOLUTION SUITABLE FOR IMPREGNATING MILK-CONTAINER CARBON STOCK COMPRISING THE STEPS OF COMBINING PETROLEUM WAX WITH ABOUT 2-10 PERCENT POLYETHYLENE, HEATING THE PETROLEUM WAX AND POLYETHYLENE TO AT LEAST ABOUT THE MELTING TEMPERATURE OF THE POLYETHYLENE TO FORM A SOLUTION OF THE POLYETHYLENE AND WAX, COOLING THE MIXTURE BELOW THE CLOUD POINT TO CAUSE THE PRECIPITATION OF A SUBSTANTIAL PORTION OF THE POLYRETYLENE; REHEATING THE POLYETHYLENE AND WAX MIXTURE TO A TEMPERATURE ABOVE THE CLOUD POINT BUT SUBSTANTIALLY BELOW THE MELTING TEMPERATURE OF THE POLYETHYLENE TO FORM A CLEAR SOLUTION AND REDUCING THE TEMPERATURE BELOW THE CLOUD POINT TO A SUITABLE DIPPING TEMPERATURE WHEREBY A SUITABLE DIPPING SOLUTION IS FORMED FREE OF PRECIPITATED POLYETHYLENE.
Claim 2
Independent Claim
119 words
A METHOD OF PROVIDING A DIPPING SOLUTION SUITABLE FOR IMPREGNATING MILK-CONTAINER CARBON STOCK COMPRISING THE STEPS OF COMBINING PETROLEUM WAX WITH ABOUT 2-10 PERCENT POLYETHYLENE, HEATING THE PETROLEUM WAX AND POLYETHYLENE TO AT LEAST ABOUT THE MELTING TEMPERATURE OF THE POLYETHYLENE TO FORM A SOLUTION OF THE POLYETHYLENE AND WAX, COOLING THE MIXTURE BELOW THE CLOUD POINT TO CAUSE THE PRECIPITATION OF A SUBSTANTIAL PORTION OF THE POLYRETYLENE; REHEATING THE POLYETHYLENE AND WAX MIXTURE TO A TEMPERATURE ABOVE THE CLOUD POINT BUT SUBSTANTIALLY BELOW THE MELTING TEMPERATURE OF THE POLYETHYLENE TO FORM A CLEAR SOLUTION AND REDUCING THE TEMPERATURE BELOW THE CLOUD POINT TO A SUITABLE DIPPING TEMPERATURE WHEREBY A SUITABLE DIPPING SOLUTION IS FORMED FREE OF PRECIPITATED POLYETHYLENE.
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) | 1966-09-30 | 1967-04-01 | 1967-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-30 | 1971-04-01 | 1971-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-30 | 1975-04-01 | 1975-10-01 | $7700.00 | Window Closed / Lapsed |