Patent US2542070A successfully refreshed from Google Patents.
US2542070A
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US
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Solutions of polymeric chlorotrifluoroethylene
Assignee: General Electric Co
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Filing: 1949-11-25
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Granted: 1951-02-20
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Expires: 1969-11-25
Abstract
No abstract record available.
Inventors
- 👤 Murray M Sprung
- 👤 Frederick O Guenther
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 13:22
CPC Classifications
C; C08; C08J; C08J3/00; C08J3/02; C08J3/09; C08J3/091; C08J3/092; C08J3/093; C08J2327/00; C08J2327/02; C08J2327/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
A SOLUTION COMPRISING (1) A SOLUTE PHASE COMPRISING POLYMERIC CHLOROTRIFLUOROETHYLENE DISSOLVED IN (2) A SOLVENT PHASE COMPRISING AN AROMATIC HYDROCARBON SELECTED FROM THE CLASS CONSISTING OF PSEUDOCUMENE, MESITYLENE, TERTIARYBUTYLBENZENE, P - TERTIARY - BUTYLENE, TERTIARYMETHYNAPHTHALENE, ALPHA,BETA-DIMETHYL NAPHTHALENE, AMYLBIPHENYL, ALPHA - METHYL - PARAMETHYLSTYRENE, PARA-CYMENE, DISTYRENE, DIAMYLBIPHENYL, PARA-DITERTIARY-BUTYLBENZENE, MIXTURES OF ALKYLATED BENZENES OBTAINED FROM COAL TAR DISTILLATES AND FROM SELECT PETROLEUM FRACTIONS, AND MIXTURE OF THE FOREGOING INGREDIENTS.
Claim 2
Dependent Claim
67 words
A SOLUTION COMPRISING (1) A SOLUTE PHASE COMPRISING POLYMERIC CHLOROTRIFLUOROETHYLENE DISSOLVED IN (2) A SOLVENT PHASE COMPRISING AN AROMATIC HYDROCARBON SELECTED FROM THE CLASS CONSISTING OF PSEUDOCUMENE, MESITYLENE, TERTIARYBUTYLBENZENE, P - TERTIARY - BUTYLENE, TERTIARYMETHYNAPHTHALENE, ALPHA,BETA-DIMETHYL NAPHTHALENE, AMYLBIPHENYL, ALPHA - METHYL - PARAMETHYLSTYRENE, PARA-CYMENE, DISTYRENE, DIAMYLBIPHENYL, PARA-DITERTIARY-BUTYLBENZENE, MIXTURES OF ALKYLATED BENZENES OBTAINED FROM COAL TAR DISTILLATES AND FROM SELECT PETROLEUM FRACTIONS, AND MIXTURE OF THE FOREGOING INGREDIENTS.
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) | 1954-02-19 | 1954-08-21 | 1955-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-19 | 1958-08-21 | 1959-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-19 | 1962-08-21 | 1963-02-20 | $7700.00 | Window Closed / Lapsed |