US2803612A
Expired / Lapsed
US
⏱️ 0.0 years remaining
9-octadecenamide-polyethylene compositions
Assignee: Sinclair Refining Co
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Filing: 1954-06-03
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Granted: 1957-08-20
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Expires: 1974-06-03
Abstract
No abstract record available.
Inventors
- 👤 Hallard C Moyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:25
CPC Classifications
C; C08; C08L; C08L91/00; C08L91/06; C08L91/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
A PARAFFIN WAX-POLYETHYLENE COMPOSITION HAVING A POLYETHYLENE CONTENT OF ABOUT 0.25 TO 10% BY WEIGHT BASED ON THE PARAFFIN WAX AND CONTAINING A QUANTITY OF 9-OCTADECENAMIDE EFFECTIVE TO IMPROVE THE SLIP PROPERTIES OF THE SAID WAX-POLYETHYLENE COMPOSITION, SAID POLYETHYLENE HAVING A MOLECULAR WEIGHT FROM ABOUT 2000 TO ABOUT 24,000 AND SAID QUANTITY OF AMIDE CONSTITUTING AT LEAST ABOUT 0.25% BY WEIGHT BASED ON THE PARAFFIN WAX.
Claim 2
Dependent Claim
66 words
A PARAFFIN WAX-POLYETHYLENE COMPOSITION HAVING A POLYETHYLENE CONTENT OF ABOUT 0.25 TO 10% BY WEIGHT BASED ON THE PARAFFIN WAX AND CONTAINING A QUANTITY OF 9-OCTADECENAMIDE EFFECTIVE TO IMPROVE THE SLIP PROPERTIES OF THE SAID WAX-POLYETHYLENE COMPOSITION, SAID POLYETHYLENE HAVING A MOLECULAR WEIGHT FROM ABOUT 2000 TO ABOUT 24,000 AND SAID QUANTITY OF AMIDE CONSTITUTING AT LEAST ABOUT 0.25% BY WEIGHT BASED ON THE PARAFFIN WAX.
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) | 1960-08-19 | 1961-02-18 | 1961-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-19 | 1965-02-18 | 1965-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-19 | 1969-02-18 | 1969-08-20 | $7700.00 | Window Closed / Lapsed |