US3772232A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flame-retardant polymers
Assignee: Monsanto Chemicals Ltd
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Filing: 1972-01-26
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Granted: 1973-11-13
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Expires: 1992-01-26
Abstract
Abstract FLAME-RETARDANT OLEFIN POLYMERS ARE PAREPARED WHICH CONTAIN A HALOGENATED HYDROGEN WAX AND A TRIS (DIHALOALKYL) PHOSPHATE. THE FLAME-RETARDANT OLEFIN POLYMERS RETAIN NECESSARY OPTICAL AND COMPATIBILITY PROPERTIES AND ARE USEFUL IN THE PREPARATION OF FILM FOR PACKAGING PURPOSES.
Inventors
- 👤 E Hayes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 19:38
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/49; C08K5/51; C08K5/52; C08K5/521; C08K5/02; C09; C09K; C09K5/00; C09K5/02
Claims Analysis
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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) | 1976-11-12 | 1977-05-14 | 1977-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-11-12 | 1981-05-14 | 1981-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-11-12 | 1985-05-14 | 1985-11-13 | $7700.00 | Window Closed / Lapsed |