US2842508A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyethylene-wax compositions and method for preparing same
Assignee: ExxonMobil Oil Corp
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Filing: 1957-08-23
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Granted: 1958-07-08
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Expires: 1977-08-23
Abstract
No abstract record available.
Inventors
- 👤 Boris J Sterk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:21
CPC Classifications
C; C08; C08L; C08L91/00; C08L91/06; C08L91/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
A COMPOSITION OF MATTER COMPRISING: (A) FROM ABOUT 97 TO ABOUT 99.5 PERCENT BY WEIHT OF PARAFFIN WAX HAVING A MELTING POINT FROM ABOUT 120*F. TO ABOUT 140*F., (B) A LOWER MOLECULAR WEIGHT POLYETHYLENE HAVING AN AVERAGE MOLECULAR WEIGHT FROM ABOUT 1000 TO ABOUT 2500; (C) A HIGHER MOLECULAR WEIGHT POLYETHYLENE HAVING AN AVERAGE MOLECULAR WEIGHT FROM ABOUT 4000 TO ABOUT 12,000; (D) POLYETHYLENE (B) BEING PRESENT IN AN AMOUNT OF AT LEAST ABOUT 0.25 PERCENT BY WEIGHT, POLYETHYLENE (C) BEING PRESENTED IN AN AMOUNT OF AT LEAST ABOUT 0.1 PERCENT BY WEIGHT AND THE TOTAL OF SAID (B) AND (C) BEING FROM ABOUT 3 TO ABOUT 0.5 PERCENT BY WEIGHT OF THE SAID COMPOSITION.
Claim 2
Dependent Claim
115 words
A COMPOSITION OF MATTER COMPRISING: (A) FROM ABOUT 97 TO ABOUT 99.5 PERCENT BY WEIHT OF PARAFFIN WAX HAVING A MELTING POINT FROM ABOUT 120*F. TO ABOUT 140*F., (B) A LOWER MOLECULAR WEIGHT POLYETHYLENE HAVING AN AVERAGE MOLECULAR WEIGHT FROM ABOUT 1000 TO ABOUT 2500; (C) A HIGHER MOLECULAR WEIGHT POLYETHYLENE HAVING AN AVERAGE MOLECULAR WEIGHT FROM ABOUT 4000 TO ABOUT 12,000; (D) POLYETHYLENE (B) BEING PRESENT IN AN AMOUNT OF AT LEAST ABOUT 0.25 PERCENT BY WEIGHT, POLYETHYLENE (C) BEING PRESENTED IN AN AMOUNT OF AT LEAST ABOUT 0.1 PERCENT BY WEIGHT AND THE TOTAL OF SAID (B) AND (C) BEING FROM ABOUT 3 TO ABOUT 0.5 PERCENT BY WEIGHT OF THE SAID COMPOSITION.
References Cited (Backward Citations)
US2698309A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-07 | 1962-01-06 | 1962-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-07 | 1966-01-06 | 1966-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-07 | 1970-01-06 | 1970-07-08 | $7700.00 | Window Closed / Lapsed |