US2940949A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composition containing polypropylene and an ester plasticizer
Assignee: Sunoco Inc
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Filing: 1957-08-26
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Granted: 1960-06-14
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Expires: 1977-08-26
Abstract
No abstract record available.
Inventors
- 👤 Daniel R Mullin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 00:01
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/10; C08K5/11
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
41 words
A NEW COMPOSITION OF MATTER COMPRISING POLYPROPYLENE AND A MATERIAL SELECTED FROM THE GROUP CONSISTING OF AN ALKYL DECYL ADIPATE WHEREIN THE ALKYL GROUP HAS FROM 6 TO 12 CARBON ATOMS AND A DIESTER OF POLYETHYLENE GLYCOL HAVING THE TYPE FORMULA
Claim 2
Dependent Claim
41 words
A NEW COMPOSITION OF MATTER COMPRISING POLYPROPYLENE AND A MATERIAL SELECTED FROM THE GROUP CONSISTING OF AN ALKYL DECYL ADIPATE WHEREIN THE ALKYL GROUP HAS FROM 6 TO 12 CARBON ATOMS AND A DIESTER OF POLYETHYLENE GLYCOL HAVING THE TYPE FORMULA
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) | 1963-06-14 | 1963-12-14 | 1964-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-14 | 1967-12-14 | 1968-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-14 | 1971-12-14 | 1972-06-14 | $7700.00 | Window Closed / Lapsed |