US2614092A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Infusible copolymeric vinylidene chloride composition
Assignee: Dow Chemical Co
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Filing: 1945-08-20
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Granted: 1952-10-14
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Expires: 1965-08-20
Abstract
No abstract record available.
Inventors
- 👤 John H Reilly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:12
CPC Classifications
C; C08; C08K; C08K13/00; C08K13/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
A THERMOPLASTIC COMPOSITION, CAPABLE OF BEING SHAPED AND CURED THERMALLY TO PROVIDE INFUSIBLE, STRONG ARTICLES, CONSISTING ESSENTIALLY OF: A NORMALLY THERMOPLASTIC VINYLIDENE, CHLORIDE ACRYLONITRILE COPOLYMER CONSISTING OF FROM 82 TO 88 PER CENT VINYLIDENE CHLORIDE AND COMPLEMENTARILY BETWEEN 12 AND 18 PER CENT OF SAID POLYMERIZED ACRYLONITRILE, BETWEEN 0.1 AND 2.0 PARTS BY WEIGHT OF A PLASTICIZER PER CENT OF SAID COPOLYMER, UP TO 1.0 PART OF A FILLER PER PART OF COPOLYMER, AND BETWEEN 0.06 AND 0.01 PART OF A BASIC NITROGEN COMPOUND, HAVING A DISSOCIATION CONSTANT BETWEEN 10-10 AND 10-3, PER CENT OF COPOLYMER.
Claim 2
Dependent Claim
96 words
A THERMOPLASTIC COMPOSITION, CAPABLE OF BEING SHAPED AND CURED THERMALLY TO PROVIDE INFUSIBLE, STRONG ARTICLES, CONSISTING ESSENTIALLY OF: A NORMALLY THERMOPLASTIC VINYLIDENE, CHLORIDE ACRYLONITRILE COPOLYMER CONSISTING OF FROM 82 TO 88 PER CENT VINYLIDENE CHLORIDE AND COMPLEMENTARILY BETWEEN 12 AND 18 PER CENT OF SAID POLYMERIZED ACRYLONITRILE, BETWEEN 0.1 AND 2.0 PARTS BY WEIGHT OF A PLASTICIZER PER CENT OF SAID COPOLYMER, UP TO 1.0 PART OF A FILLER PER PART OF COPOLYMER, AND BETWEEN 0.06 AND 0.01 PART OF A BASIC NITROGEN COMPOUND, HAVING A DISSOCIATION CONSTANT BETWEEN 10-10 AND 10-3, PER CENT OF COPOLYMER.
References Cited (Backward Citations)
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US2278415A
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US2238020A
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US2304637A
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US2405008A
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US2451174A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-10-14 | 1956-04-14 | 1956-10-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-14 | 1960-04-14 | 1960-10-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-14 | 1964-04-14 | 1964-10-14 | $7700.00 | Window Closed / Lapsed |