US2924545A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermoplastic mixture of butadiene-acrylonitrile rubber, styrene-acrylonitrile resin and vinyl chloride resin
Assignee: Uniroyal Inc
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Filing: 1955-06-22
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Granted: 1960-02-09
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Expires: 1975-06-22
Abstract
No abstract record available.
Inventors
- 👤 Lawrence E Daly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:27
CPC Classifications
C; C08; C08L; C08L9/00; C08L9/02; C08L25/00; C08L25/02; C08L25/04; C08L25/08; C08L25/12; C08L25/16; C08L27/00; C08L27/02; C08L27/04; C08L27/06; C08L2205/00; C08L2205/02; Y; Y10; Y10S; Y10S273/00; Y10S273/10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24479; Y10T428/24496; Y10T428/24504
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
157 words
AS A NEW COMPOSITION OF MATTER, A HARD, TOUGH, THERMOPLASTIC MIXTURE OF (A) A RUBBER COPOLYMER CONSISTING OF 55 TO 85% OF BUTADIENE AND CORRESPONDINGLY 45 TO 15% ACRYLONITRILE, (B) A RESINOUS COPOLYMER CONSISTING OF 50 TO 85% OF A STYRENE SELECTED FROM THE GROUP CONSISTING OF STYRENE, ALPHA-METHYL STYRENE, PARA-METHYL STYRENE, ALPHA-METHYL STYRENE AND NUCLEARLY CHLORINATED STYRENES, AND CORRESPONDINGLY 50 TO 15% OF ACRYLONITRILE, AND (C) A THERMOPLASTIC RESIN SELECTED FROM THE GROUP CONSISTING OF POLYVINYL CHLORIDE AND COPOLYMERS OF 85 TO 96% OF VINYL CHLORIDE AND CORRESPONDINGLY 15 TO 4% OF A COPOLYMERIZABLE MONOMER SELECTED FROM THE GROUP CONSISTING OF VINYL ACETATE, VINYLIDINE CHLORIDE AND DIETHYL MALEATE, IN RELATIVE PROPORTIONS OF FROM 10 TO 40% OF (A), FROM 50 TO 88% OF (B), AND FROM 2 TO 30% OF (C), SAID PERCENTAGES BEING BY WEIGHT BASED ON THE SUM OF (A), (B) AND (C) AND TOTALLING 100%, SAID MIXTURE BEING ESSENTIALLY FREE FROM LIQUID PLASTICIZER.
Claim 2
Dependent Claim
157 words
AS A NEW COMPOSITION OF MATTER, A HARD, TOUGH, THERMOPLASTIC MIXTURE OF (A) A RUBBER COPOLYMER CONSISTING OF 55 TO 85% OF BUTADIENE AND CORRESPONDINGLY 45 TO 15% ACRYLONITRILE, (B) A RESINOUS COPOLYMER CONSISTING OF 50 TO 85% OF A STYRENE SELECTED FROM THE GROUP CONSISTING OF STYRENE, ALPHA-METHYL STYRENE, PARA-METHYL STYRENE, ALPHA-METHYL STYRENE AND NUCLEARLY CHLORINATED STYRENES, AND CORRESPONDINGLY 50 TO 15% OF ACRYLONITRILE, AND (C) A THERMOPLASTIC RESIN SELECTED FROM THE GROUP CONSISTING OF POLYVINYL CHLORIDE AND COPOLYMERS OF 85 TO 96% OF VINYL CHLORIDE AND CORRESPONDINGLY 15 TO 4% OF A COPOLYMERIZABLE MONOMER SELECTED FROM THE GROUP CONSISTING OF VINYL ACETATE, VINYLIDINE CHLORIDE AND DIETHYL MALEATE, IN RELATIVE PROPORTIONS OF FROM 10 TO 40% OF (A), FROM 50 TO 88% OF (B), AND FROM 2 TO 30% OF (C), SAID PERCENTAGES BEING BY WEIGHT BASED ON THE SUM OF (A), (B) AND (C) AND TOTALLING 100%, SAID MIXTURE BEING ESSENTIALLY FREE FROM LIQUID PLASTICIZER.
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) | 1963-02-08 | 1963-08-10 | 1964-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-08 | 1967-08-10 | 1968-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-08 | 1971-08-10 | 1972-02-09 | $7700.00 | Window Closed / Lapsed |