US3740371A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyethylene terephthalate injection molding composition containing novaculite
Assignee: Honeywell International Inc
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Filing: 1971-11-26
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Granted: 1973-06-19
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Expires: 1991-11-26
Abstract
Abstract NOVACULITE-FILLED, GLASS-REINFORCED POLYETHYLENE TEREPHTHALATE COMPOSITIONS SUITABLE FOR INJECTION MOLDING IN STANDARD INJECTION MOLDING APPARATUS ARE DISCLOSED. THE TRICOMPONENT COMPOSITE CAN BE PROCESSED WITHOUT POLYMER OF FILLER PRETREATMENT AND HAS DESIRABLE PROPERTIES AT ROOM, AS WELL AS AT ELEVATED TEMPERATURES. POLYETHYLENE TEREPHTHALATE COMPOSITIONS FILLED WITH NOVACULITE OF SELECTED SIZE DISTRIBUTION IN THE ABSENCE OF GLASS FIBERS IS ITSELF A DISTINCTIVELY USEFUL COMPOSITION.
Inventors
- 👤 L Segal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:15
CPC Classifications
C; C08; C08K; C08K3/00; C08K3/34; C08K3/36
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) | 1976-06-18 | 1976-12-18 | 1977-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-06-18 | 1980-12-18 | 1981-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-06-18 | 1984-12-18 | 1985-06-19 | $7700.00 | Window Closed / Lapsed |