US3600465A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermoplastic moulding compositions
Assignee: Individual
•
Filing: 1968-10-22
•
Granted: 1971-08-17
•
Expires: 1988-10-22
Abstract
Abstract THERMOPLASTIC MOULDING COMPOSITIONS FROM BUTADIENE, STYRENE AND ACRYLONITRILE HAVING IMPROVED NOTCHED IMPACT STRENGTHS AND PREPARED FROM 5 TO 60% BY WEIGHT OF BUTADIENE POLYMER, CONTAINING UP TO 30% OF COPOLYMERIZED MONOMERS, AND 95 TO 40% BY WEIGHT OF POLYMERIZED STYRENE AND ACRYLONITRILE IN A WEIGHT RATIO FROM 90:10 TO 50:50.
Inventors
- 👤 Karl-Heinrich Knapp
- 👤 Karl-Heinz Ott
- 👤 Werner Scholtan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-10 02:04
CPC Classifications
C; C08; C08F; C08F36/00; C08F36/02; C08F36/04; C08F36/06; C08F279/00; C08F279/02
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) | 1974-08-16 | 1975-02-15 | 1975-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-08-16 | 1979-02-15 | 1979-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-08-16 | 1983-02-15 | 1983-08-17 | $7700.00 | Window Closed / Lapsed |