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US3598693A
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US
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Molding composition
Assignee: Monsanto Co
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Filing: 1967-09-05
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Granted: 1971-08-10
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Expires: 1987-09-05
Abstract
Abstract A MOLDING COMPOSITION COMPRISING GRAINS EACH CONTAINING A PLURALITY OF REINFORCING FIBERS IN PARALLEL ARRANGEMENT AND EMBEDDED IN AND BONDED TOGETHER BY A THERMOSETTABLE RESIN WHICH ALSO ENVELOPS SAID PLURALITY OF BONDED FIBERS; THE METHOD OF PREPARING THE COMPOSITION BY CONTACTING AN AQUEOUS SLURRY OF THE FIBERS WITH A LIQUID, THERMOSETTABLE RESIN AND A CURING AGENTTHEREFOR, ADVANCING THE RESIN TO A SOLID, FUSIBLE STAGE, AND RECOVERING SAID COMPOSITION FROM THE RESULTING REACTION MIXTURE; THE HEAT -CURABLE EXTRUDATE OBTAINED FROM SAID COMPOSITION, AND THE METHOD OF PREPARING THE EXTRUDATE .
Inventors
- 👤 Harry M Andersen
- 👤 John D Calfee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:06
CPC Classifications
B; B29; B29B; B29B9/00; B29B9/12; B29B9/14; C; C08; C08K; C08K7/00; C08K7/02; C08K7/04; Y; Y10; Y10S; Y10S273/00; Y10S273/07; Y10S273/23; Y10T; Y10T428/00; Y10T428/249921; Y10T428/31504; Y10T428/31511; Y10T428/31652
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) | 1974-08-09 | 1975-02-08 | 1975-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-08-09 | 1979-02-08 | 1979-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-08-09 | 1983-02-08 | 1983-08-10 | $7700.00 | Window Closed / Lapsed |