US2624716A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilized plasticized polyvinyl compositions
Assignee: Baker Castor Oil Co
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Filing: 1950-07-08
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Granted: 1953-01-06
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Expires: 1970-07-08
Abstract
No abstract record available.
Inventors
- 👤 Smith Malcolm Kent
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:42
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/09; C08K5/098; C08L; C08L27/00; C08L27/02; C08L27/04; C08L27/06; C08L67/00; C08L67/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
A COMPOSITION OF MATTER COMPRISING (1) A POLYMERIZATION PRODUCT SELECTED FROM THE GROUP CONSISTING OF POLYVINYL CHLORIDE, A VINYL CHLORIDEVINYL ACETATE COPOLYMER CONTAINING FROM 85% TO 92% BY WEIGHT OF VINYL CHLORIDE, AND A VINYL CHLORIDE-VINYLIDENE CHLORIDE COPOLYMER CONTAINING FROM ABOUT 95% TO ABOUT 99% BY WEIGHT TO VINYL CHLORIDE, (2) A LINEAR POLYESTER FORMED BY THE INTERACTION OF A DICARBOXYLIC ACID WITH A COMPOUND SELECTED FROM THE GROUP CONSISTING OF GLYCOLS AND ALIPHATIC ACID MONO-ESTERS OF TRIHYDRIC ALCOHOLS, SAID POLYESTER HAVING A MOLECULAR WEIGHT OF FROM ABOUT 1700 TO ABOUT 8000 AND BEING CHARACTERIZED BY HAVING A BRANCHED CARBON-CHAIN STRUCTURE, AND (3) AN ALKALINE EARTH RICINOLEATE.
Claim 2
Dependent Claim
107 words
A COMPOSITION OF MATTER COMPRISING (1) A POLYMERIZATION PRODUCT SELECTED FROM THE GROUP CONSISTING OF POLYVINYL CHLORIDE, A VINYL CHLORIDEVINYL ACETATE COPOLYMER CONTAINING FROM 85% TO 92% BY WEIGHT OF VINYL CHLORIDE, AND A VINYL CHLORIDE-VINYLIDENE CHLORIDE COPOLYMER CONTAINING FROM ABOUT 95% TO ABOUT 99% BY WEIGHT TO VINYL CHLORIDE, (2) A LINEAR POLYESTER FORMED BY THE INTERACTION OF A DICARBOXYLIC ACID WITH A COMPOUND SELECTED FROM THE GROUP CONSISTING OF GLYCOLS AND ALIPHATIC ACID MONO-ESTERS OF TRIHYDRIC ALCOHOLS, SAID POLYESTER HAVING A MOLECULAR WEIGHT OF FROM ABOUT 1700 TO ABOUT 8000 AND BEING CHARACTERIZED BY HAVING A BRANCHED CARBON-CHAIN STRUCTURE, AND (3) AN ALKALINE EARTH RICINOLEATE.
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) | 1956-01-06 | 1956-07-07 | 1957-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-06 | 1960-07-07 | 1961-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-06 | 1964-07-07 | 1965-01-06 | $7700.00 | Window Closed / Lapsed |