Patent US3054767A successfully refreshed from Google Patents.
US3054767A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process comprising blending a halogenated polymer with a fused polynuclear hydrocarbon
Assignee: EIDP Inc
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Filing: 1958-10-21
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Granted: 1962-09-18
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Expires: 1978-10-21
Abstract
No abstract record available.
Inventors
- 👤 Quinn James Maurice
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 09:05
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
154 words
A PROCESS FOR FORMING SHAPED STRUCTURES WHICH COMPRISES BLENDING A MIXTURE OF A HALOGENATED POLYMER OF A VINYLIDENE MONOMER IN WHICH THE HALOGEN HAS AN ATOMIC WEIGHT OF 19-36 AND 1-25% BY WEIGHT OF A FUSED POLYNUCLEAR HYDROCARBON COMPOUND HAVING A STRUCTURE CHARACTERIZED BY THE PRESENCE OF AT LEAST TWO RINGS, AT LEAST ONE OF WHICH IS A 6-MEMBERED AROMATIC RING, WHICH ARE JOINED BY HAVING TWO ATOMS IN COMMON AND HAVING A NORMAL BOILING POINT OF AT LEAST 160* C., HEATING SAID MIXTURE TO A TEMPERATURE ABOVE THE MELTING POINT OF SAID POLYMER SUFFICIENT TO CONVERT THE MIXTURE INTO A HOMOGENEOUS SINGLE PHASE COMPOSITION CONTAINING POLYMER AND A SUFFICIENT AMOUNT OF SAID FUSED POLYNUCLEAR HYDROCARBON COMPOUND TO PREVENT DEGRADATION OF SAID POLYMER; FORMING SAID COMPOSITION INTO A SHAPED STRUCTURE WHILE RETAINING A SUFFICIENT AMOUNT OF SAID FUSED POLUNUCLEAR HYDROCARBON COMPOUND IN SAID COMPOSITION TO PREVENT DEGRADATION OF SAID POLYMER; AND COOLING SAID STRUCTURE.
Claim 2
Dependent Claim
154 words
A PROCESS FOR FORMING SHAPED STRUCTURES WHICH COMPRISES BLENDING A MIXTURE OF A HALOGENATED POLYMER OF A VINYLIDENE MONOMER IN WHICH THE HALOGEN HAS AN ATOMIC WEIGHT OF 19-36 AND 1-25% BY WEIGHT OF A FUSED POLYNUCLEAR HYDROCARBON COMPOUND HAVING A STRUCTURE CHARACTERIZED BY THE PRESENCE OF AT LEAST TWO RINGS, AT LEAST ONE OF WHICH IS A 6-MEMBERED AROMATIC RING, WHICH ARE JOINED BY HAVING TWO ATOMS IN COMMON AND HAVING A NORMAL BOILING POINT OF AT LEAST 160* C., HEATING SAID MIXTURE TO A TEMPERATURE ABOVE THE MELTING POINT OF SAID POLYMER SUFFICIENT TO CONVERT THE MIXTURE INTO A HOMOGENEOUS SINGLE PHASE COMPOSITION CONTAINING POLYMER AND A SUFFICIENT AMOUNT OF SAID FUSED POLYNUCLEAR HYDROCARBON COMPOUND TO PREVENT DEGRADATION OF SAID POLYMER; FORMING SAID COMPOSITION INTO A SHAPED STRUCTURE WHILE RETAINING A SUFFICIENT AMOUNT OF SAID FUSED POLUNUCLEAR HYDROCARBON COMPOUND IN SAID COMPOSITION TO PREVENT DEGRADATION OF SAID POLYMER; AND COOLING SAID STRUCTURE.
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) | 1965-09-17 | 1966-03-19 | 1966-09-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-17 | 1970-03-19 | 1970-09-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-17 | 1974-03-19 | 1974-09-18 | $7700.00 | Window Closed / Lapsed |