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US3280219A
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Styrene- acrylonitrile copolymers blended with graft copolymers of styrene onto butadiene-alkyl acrylate-vinyl alkyl ether terpolymers
Assignee: BASF SE
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Filing: 1964-03-03
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Granted: 1966-10-18
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Expires: 1984-03-03
Abstract
No abstract record available.
Inventors
- 👤 Siebel Hans Peter
- 👤 Otto Hans-Werner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:28
CPC Classifications
C; C08; C08L; C08L25/00; C08L25/02; C08L25/04; C08L25/08; C08L25/12; C08F; C08F265/00; C08F265/04; C08F279/00; C08F279/02; C08F279/04; C08K; C08K5/00; C08K5/16; C08K5/17; C08K5/18; C08L51/00; C08L51/003; C08L51/04; Y; Y10; Y10S; Y10S525/00; Y10S525/942
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-17 | 1970-04-18 | 1970-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-17 | 1974-04-18 | 1974-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-17 | 1978-04-18 | 1978-10-18 | $7700.00 | Window Closed / Lapsed |