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US3207731A
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Self-extinguishing alkenyl aromatic polymeric compositions containing polybromophenyl acrylates and dibromocyclopropyl styrenes
Assignee: Dow Chemical Co
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Filing: 1961-11-02
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Granted: 1965-09-21
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Expires: 1981-11-02
Abstract
No abstract record available.
Inventors
- 👤 William F Tousignant
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:56
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/02; C08K5/03; C08F; C08F12/00; C08F12/02; C08F12/04; C08F2/00; C08F2/44; C08F20/00; C08F20/02; C08F20/10; C08F20/22; C08F20/62; C08F212/00; C08F212/02; C08F212/04; C08F246/00; C08K5/04; C08K5/07; C08K5/08; C08K5/49; C08K5/51; C08K5/52; C08K5/521; Y; Y10; Y10S; Y10S521/00; Y10S521/907
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
28 words
A NON-FLAMMABLE THERMOPLASTIC POLYMERIC COMPOSITION COMPRISING IN CHEMICALLY CONBINED FORM (1) AT LEAST 50 PERCENT BY WEIGHT OF AT LEAST ONE ALKENYL AROMATIC COMPOUND HAVING THE GENERAL FORMULA
Claim 2
Dependent Claim
28 words
A NON-FLAMMABLE THERMOPLASTIC POLYMERIC COMPOSITION COMPRISING IN CHEMICALLY CONBINED FORM (1) AT LEAST 50 PERCENT BY WEIGHT OF AT LEAST ONE ALKENYL AROMATIC COMPOUND HAVING THE GENERAL 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) | 1968-09-20 | 1969-03-22 | 1969-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-20 | 1973-03-22 | 1973-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-20 | 1977-03-22 | 1977-09-21 | $7700.00 | Window Closed / Lapsed |