US3267070A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-extinguishing polystyrene resins containing tribromoallyl alcohol esters
Assignee: Dow Chemical Co
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Filing: 1963-02-04
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Granted: 1966-08-16
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Expires: 1983-02-04
Abstract
No abstract record available.
Inventors
- 👤 William F Tousignant
- 👤 Richard T Dickerson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:26
CPC Classifications
C; C08; C08F; C08F18/00; C08F18/20; C08F212/00; C08F212/02; C08F212/04; C08F212/06; C08F212/08; C08K; C08K5/00; C08K5/04; C08K5/10; C08L; C08L25/00; C08L25/02; C08L25/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
37 words
A SELF-EXTINGUISHING POLYSTYRENE RESIN COMPOSITION CONTAINING FROM ABOUT 2 TO ABOUT 12 PERCENT BY WEIGHT OF AN ESTER OF 2,3,3-TRIBROMOALLY ALCOHOL AND AN ORGANIC ACID, SAID ACID HAVING FROM 1 TO 12 CARBON ATOMS IN THE MOLECULE.
Claim 2
Dependent Claim
37 words
A SELF-EXTINGUISHING POLYSTYRENE RESIN COMPOSITION CONTAINING FROM ABOUT 2 TO ABOUT 12 PERCENT BY WEIGHT OF AN ESTER OF 2,3,3-TRIBROMOALLY ALCOHOL AND AN ORGANIC ACID, SAID ACID HAVING FROM 1 TO 12 CARBON ATOMS IN THE MOLECULE.
References Cited (Backward Citations)
US2676946A
Cited
US3001954A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |