Patent US3583935A successfully refreshed from Google Patents.
US3583935A
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US
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Thermoplastic moulding compositions of saturated polyesters,epoxides and wax
Assignee: Hoechst AG
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Filing: 1968-09-26
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Granted: 1971-06-08
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Expires: 1988-09-26
Abstract
Abstract THE INVENTION PROVIDES THERMOPALSTIC MOULDING COMPOSITIONS COMPRISING A LINEAR SATURATED POLYESTER, AN INORGANIC NUCLEATING AGENT, A WAX AND AN EPOXIDE, FROM WHICH COMPOSITIONS INJECTION MOULDED ARTICLES CAN BE PRODUCED HAVING A SUPRISINGLY HIGH DENSITY AND BALL INDENTATION HARDNESS.
Inventors
- 👤 Klaus Weissermel
- 👤 Rudolf Kern
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:39
CPC Classifications
C; C08; C08K; C08K3/00; C08K3/18; C08K3/24; C08K3/26; C08K5/00; C08K5/04; C08K5/15; C08K5/151; C08K5/1515
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) | 1974-06-07 | 1974-12-07 | 1975-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-07 | 1978-12-07 | 1979-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-07 | 1982-12-07 | 1983-06-08 | $7700.00 | Window Closed / Lapsed |