US3577384A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilized moulding compositions from polymers of alpha-olefins
Assignee: Hoechst AG
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Filing: 1969-07-07
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Granted: 1971-05-04
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Expires: 1989-07-07
Abstract
Abstract MOULDING COMPOSITIONS FROM POLYOLEFINS AND A STABILIZER MIXTURE WHICH CONSISTS OF A TETRAPHENOL AND A DIALKYL DISULFIDE WHICH ARE ESPECIALLY SUITABLE FOR THE MANUFACTURE OF SHAPED ARTICLES COMING INTO CONTACT WITH HOT WATER.
Inventors
- 👤 Otto Mauz
- 👤 Eberhard Prinz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:50
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/13; C08K5/134; C08K5/1345; C08K5/36; C08K5/37; C08K5/372
Claims Analysis
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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) | 1974-05-03 | 1974-11-02 | 1975-05-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-05-03 | 1978-11-02 | 1979-05-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-05-03 | 1982-11-02 | 1983-05-04 | $7700.00 | Window Closed / Lapsed |