US3594450A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermoplastic polyester moulding compositions containing diene-acrylate copolymer
Assignee: Hoechst AG
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Filing: 1968-07-16
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Granted: 1971-07-20
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Expires: 1988-07-16
Abstract
Abstract THERMOPLASTICALLY WORKABLE MOULDING COMPOSITIONS OF PARTICULARLY HIGH IMPACT STRENGTH, COMPRISING A MIXTURE OF SATURATED LINEAR POLYESTER WITH COPOLYMERS OF CONJUGATED ALIPHATIC DIENE AND ACRYLIC ACID ESTERS.
Inventors
- 👤 Walter Herwig
- 👤 Ludwig Brinkmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:55
CPC Classifications
C; C08; C08L; C08L67/00; C08L67/02
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) | 1974-07-19 | 1975-01-18 | 1975-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-07-19 | 1979-01-18 | 1979-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-07-19 | 1983-01-18 | 1983-07-20 | $7700.00 | Window Closed / Lapsed |