US3149183A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ternary blends of vinyl chloride polymer-styrene/acrylonitrile copolymer chlorosulfonated ethylene polymer and process for making the same
Assignee: Monsanto Co
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Filing: 1960-07-22
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Granted: 1964-09-15
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Expires: 1980-07-22
Abstract
No abstract record available.
Inventors
- 👤 Ival O Salyer
- 👤 Holladay Harry Philip
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:26
CPC Classifications
C; C08; C08L; C08L27/00; C08L27/02; C08L27/04; C08L27/06; C08L23/00; C08L23/26; C08L23/32; C08L23/34; C08L25/00; C08L25/02; C08L25/04; C08L25/08; C08L25/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
29 words
A RIGID VINYL CHLORIDE POLYMER POLYBLEND COMPOSITION COMPRISING FROM 40% TO 96% BY WEIGHT OF THE VINYL CHLORIDE POLYMER AND THE REMAINDER STYRENE/ACRYLONITRILE COPOLYMER AND A CHLORO-SULFONATED ETHYLENE POLYMER.
Claim 2
Dependent Claim
29 words
A RIGID VINYL CHLORIDE POLYMER POLYBLEND COMPOSITION COMPRISING FROM 40% TO 96% BY WEIGHT OF THE VINYL CHLORIDE POLYMER AND THE REMAINDER STYRENE/ACRYLONITRILE COPOLYMER AND A CHLORO-SULFONATED ETHYLENE POLYMER.
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) | 1967-09-15 | 1968-03-16 | 1968-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-15 | 1972-03-16 | 1972-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-15 | 1976-03-16 | 1976-09-15 | $7700.00 | Window Closed / Lapsed |