Patent US5868706A successfully refreshed from Google Patents.
US2686168A
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US
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Vinylidene chloride polymer plasticized with a glyceryl triester
Assignee: Bridgestone Firestone Inc
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Filing: 1953-03-11
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Granted: 1954-08-10
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Expires: 1973-03-11
Abstract
No abstract record available.
Inventors
- 👤 Robert J Reid
- 👤 Jr William Mayo Smith
- 👤 Byron H Werner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:43
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/10; C08K5/101; C08K5/103
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
A PLASTICIZED, HEAT- AND LIGHT-RESISTANT, STABLY COMPATIBLE COMPOSITION COMPRISING A CRYSTALLINE RESIN SELECTED FROM THE GROUP CONSISTING OF (A) HOMO-POLYMERS OF VINYLIDENE CHLORIDE AND (B) COPOLYMERS OF VINYLIDENE CHLORIDE WITH UP TO 20%, BASED ON THE WEIGHT OF THE COPOLYMERS, OF OTHER ETHYLENICALLY UNSATURATED COMPOUNDS COPOLYMERIZABLE THEREWITH, SAID COPOLYMERS CONTAINING AT LEAST 80% OF VINYLIDENE CHLORIDE POLYMERIZED THEREWITH, BASED ON THE WEIGHT OF THE COPOLYMERS, TOGETHER WITH FROM 0.5 TO 10.0%, BASED ON THE WEIGHT OF SAID RESIN, OF A COMPOUND SELECTED FROM THE CLASS CONSISTING OF GLYCERYL TRIACETATE, GLYCERYL TRIPROPIONATE AND GLYCERYL TRIBUTYRATE.
Claim 2
Dependent Claim
94 words
A PLASTICIZED, HEAT- AND LIGHT-RESISTANT, STABLY COMPATIBLE COMPOSITION COMPRISING A CRYSTALLINE RESIN SELECTED FROM THE GROUP CONSISTING OF (A) HOMO-POLYMERS OF VINYLIDENE CHLORIDE AND (B) COPOLYMERS OF VINYLIDENE CHLORIDE WITH UP TO 20%, BASED ON THE WEIGHT OF THE COPOLYMERS, OF OTHER ETHYLENICALLY UNSATURATED COMPOUNDS COPOLYMERIZABLE THEREWITH, SAID COPOLYMERS CONTAINING AT LEAST 80% OF VINYLIDENE CHLORIDE POLYMERIZED THEREWITH, BASED ON THE WEIGHT OF THE COPOLYMERS, TOGETHER WITH FROM 0.5 TO 10.0%, BASED ON THE WEIGHT OF SAID RESIN, OF A COMPOUND SELECTED FROM THE CLASS CONSISTING OF GLYCERYL TRIACETATE, GLYCERYL TRIPROPIONATE AND GLYCERYL TRIBUTYRATE.
References Cited (Backward Citations)
US2459746A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-08-09 | 1958-02-08 | 1958-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-08-09 | 1962-02-08 | 1962-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-08-09 | 1966-02-08 | 1966-08-10 | $7700.00 | Window Closed / Lapsed |