Patent US3830888A successfully refreshed from Google Patents.
US3830888A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compositions comprising a blend of a vinyl resin and grafted olefin polymer
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1972-04-03
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Granted: 1974-08-20
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Expires: 1992-04-03
Abstract
Abstract NOVEL POLYVINYL CHLORIDE COMPOSITION HAVING IMPROVED PROCESSABILITY PLUS GOOD THERMAL PROPERTIES AND EXHIBITING NO HEAT DISTORTION ASPECTS ARE OBTAINED BY BLENDING A MINOR PROPORTION OF A PARTICULAR GRAFTED POLYOLEFIN INTO THE PVC COMPOSITION.
Inventors
- 👤 L King
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 05:37
CPC Classifications
C; C08; C08L; C08L27/00; C08L27/02; C08L27/04; C08L27/06; C08L51/00; C08L51/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-08-19 | 1978-02-18 | 1978-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-08-19 | 1982-02-18 | 1982-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-08-19 | 1986-02-18 | 1986-08-20 | $7700.00 | Window Closed / Lapsed |