US2686169A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polymeric vinyl chloride fiberforming compositions
Assignee: Solutia Inc
•
Filing: 1952-05-05
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Granted: 1954-08-10
•
Expires: 1972-05-05
Abstract
No abstract record available.
Inventors
- 👤 George E Ham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:16
CPC Classifications
C; C08; C08L; C08L27/00; C08L27/02; C08L27/04; C08L27/06; C08L33/00; C08L33/18; C08L33/20; Y; Y10; Y10S; Y10S525/00; Y10S525/916
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
47 words
A FIBER-FORMING COMPOSITION WHICH COMPRISES A BLEND OF FROM 65 TO 98% BY WEIGHT OF POLYVINYL CHLORIDE AND FROM TWO TO 35% BY WEIGHT OF A COPOLYMER COMPRISING AT LEAST 90% BY WEIGHT OF ACRYLONITRILE AND NOT MORE THAN 10% OF A POLYMERIZABLE MONO-OLEFINIC MONOMER COPOLYMERIZABLE THEREWITH.
Claim 2
Dependent Claim
47 words
A FIBER-FORMING COMPOSITION WHICH COMPRISES A BLEND OF FROM 65 TO 98% BY WEIGHT OF POLYVINYL CHLORIDE AND FROM TWO TO 35% BY WEIGHT OF A COPOLYMER COMPRISING AT LEAST 90% BY WEIGHT OF ACRYLONITRILE AND NOT MORE THAN 10% OF A POLYMERIZABLE MONO-OLEFINIC MONOMER COPOLYMERIZABLE THEREWITH.
References Cited (Backward Citations)
US2404714A
Cited
US2646417A
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 |