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US3598733A
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Fire retardant polymer compositions
Assignee: Hooker Chemical Corp
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Filing: 1969-12-31
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Granted: 1971-08-10
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Expires: 1989-12-31
Abstract
Abstract A FIRE RETARDANT COMPOSITION CAN BE FORMED BY USE OF A FIRE RETARDING AGENT OF AN ARYLHALOALKYLALKYL PHOSPHONATE IN COMBINATION WITH AN ORGANO HALIDE COMPOUND. A TYPICAL EXAMPLE IS CRESYL-2-BROMOETHYLMETHYL PHOSPHONATE IN COMBINATION WITH CHLORINATED PARAFFIN.
Inventors
- 👤 Raymond R Hindersinn
- 👤 John F Porter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:13
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/49; C08K5/51; C08K5/53; C08K5/5317; C08K5/5333; C08K5/5337
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) | 1974-08-09 | 1975-02-08 | 1975-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-08-09 | 1979-02-08 | 1979-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-08-09 | 1983-02-08 | 1983-08-10 | $7700.00 | Window Closed / Lapsed |