Patent US2755262A successfully refreshed from Google Patents.
US2755262A
Expired / Lapsed
US
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Plasticized compositions
Assignee: Distillers Co Yeast Ltd
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Filing: 1952-08-04
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Granted: 1956-07-17
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Expires: 1972-08-04
Abstract
No abstract record available.
Inventors
- 👤 Dilke Max Henry
- 👤 Faulkner Donald
- 👤 Merry Sidney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:33
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/10; C08K5/11; C08K5/109; C08K5/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
82 words
A PLASTICISED COMPOSITION COMPRISING A POLYMERIC RESIN CONTAINING AT LEAST 10% BY WEIGHT OF VINYLIDENE CHLORIDE UNITS IN ITS MOLECULAR STRUCTURE AND AS A PLASTICISER THEREFOR A DI-ESTER OF ALPHA-METHYL BENZYL ALCOHOL WITH A DIBASIC ACID SELECTED FROM THE GROUP CONSISTING OF BENZENE DICARBOXYLIC ACIDS, NAPHTHALENE DICARBOXYLIC ACIDS, NUCLEAR CHLORO-SUBSTITUTED BENZENE DICARBOXYLIC ACIDS, NUCLEAR CHLORO-SUBSTITUTED NAPHTHALENE DICARBOXYLIC ACIDS, CARBONIC ACID, OXALIC ACID, SATURATED STRAIGHT-CHAIN ALPHA-OMEGA DICARBOXYLIC ACIDS OF THE FORMULA HOOC.(CH2)N.COOH WHERE N HAS VALUES FROM 2-8, MALEIC ACID AND FUMARIC ACID.
Claim 2
Dependent Claim
82 words
A PLASTICISED COMPOSITION COMPRISING A POLYMERIC RESIN CONTAINING AT LEAST 10% BY WEIGHT OF VINYLIDENE CHLORIDE UNITS IN ITS MOLECULAR STRUCTURE AND AS A PLASTICISER THEREFOR A DI-ESTER OF ALPHA-METHYL BENZYL ALCOHOL WITH A DIBASIC ACID SELECTED FROM THE GROUP CONSISTING OF BENZENE DICARBOXYLIC ACIDS, NAPHTHALENE DICARBOXYLIC ACIDS, NUCLEAR CHLORO-SUBSTITUTED BENZENE DICARBOXYLIC ACIDS, NUCLEAR CHLORO-SUBSTITUTED NAPHTHALENE DICARBOXYLIC ACIDS, CARBONIC ACID, OXALIC ACID, SATURATED STRAIGHT-CHAIN ALPHA-OMEGA DICARBOXYLIC ACIDS OF THE FORMULA HOOC.(CH2)N.COOH WHERE N HAS VALUES FROM 2-8, MALEIC ACID AND FUMARIC ACID.
References Cited (Backward Citations)
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US2340331A
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US2049565A
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US2138860A
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US2347627A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-07-17 | 1960-01-16 | 1960-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-17 | 1964-01-16 | 1964-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-17 | 1968-01-16 | 1968-07-17 | $7700.00 | Window Closed / Lapsed |