US3100198A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Blend of an alpha-methylstyrene/acrylonitrile copolymer with a copolymer of alpha-methylstyrene and a diolefin having styrene and acrylonitrile grafted thereon
Assignee: Rhone Poulenc SA
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Filing: 1960-02-04
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Granted: 1963-08-06
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Expires: 1980-02-04
Abstract
No abstract record available.
Inventors
- 👤 Fournet Andre
- 👤 Rio Andre
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:07
CPC Classifications
C; C08; C08L; C08L25/00; C08L25/02; C08L25/16; C08F; C08F257/00; C08F257/02; C08F279/00; C08F279/02; C08L25/04; C08L25/08; C08L25/14; C08L51/00; C08L51/04; C08L55/00; C08L55/02; Y; Y10; Y10S; Y10S525/00; Y10S525/942
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
FLEXIBLE HOMOGENEOUS THERMPPLASTIC COMPOSITIONS WHICH CONTAIN, AS SOLE POLYMERIC CONSTITUENTS, A MIXTURE OF (A) 10 TO 50 PARTS OF A RESINOUS COPOLYMER OF 90 TO 60 PARTS OF A-METHYLSTYRENE AND 10 TO 40 PARTS OF ACRYLONITRILE AND (B) 90 TO 50 PARTS OF A RUBBERY COPOLYMER OF 50 TO 90 PARTS OF A-METHYLSTYRENE AND 50 TO 10 PARTS OF A CONJUGATED DIOLEFINE, ON TO WHICH RUBBERY COPOLYMER THERE HAVE BEEN GRAFTED BY POLYMERIZATION 5 TO 70 PARTS OF MIXTURES OF STYRENE AND ACRYLONITRILE PER 100 PARTS OF SAID COPOLYMER, ALL THE SAID PARTS BEING BY WEIGHT.
Claim 2
Dependent Claim
96 words
FLEXIBLE HOMOGENEOUS THERMPPLASTIC COMPOSITIONS WHICH CONTAIN, AS SOLE POLYMERIC CONSTITUENTS, A MIXTURE OF (A) 10 TO 50 PARTS OF A RESINOUS COPOLYMER OF 90 TO 60 PARTS OF A-METHYLSTYRENE AND 10 TO 40 PARTS OF ACRYLONITRILE AND (B) 90 TO 50 PARTS OF A RUBBERY COPOLYMER OF 50 TO 90 PARTS OF A-METHYLSTYRENE AND 50 TO 10 PARTS OF A CONJUGATED DIOLEFINE, ON TO WHICH RUBBERY COPOLYMER THERE HAVE BEEN GRAFTED BY POLYMERIZATION 5 TO 70 PARTS OF MIXTURES OF STYRENE AND ACRYLONITRILE PER 100 PARTS OF SAID COPOLYMER, ALL THE SAID PARTS BEING BY WEIGHT.
References Cited (Backward Citations)
GB649166A
Cited
US2802808A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-08-05 | 1967-02-04 | 1967-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-05 | 1971-02-04 | 1971-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-05 | 1975-02-04 | 1975-08-06 | $7700.00 | Window Closed / Lapsed |