US3655863A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making a contoured composite product
Assignee: Monsanto Co
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Filing: 1970-01-09
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Granted: 1972-04-11
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Expires: 1990-01-09
Abstract
Abstract A METHOD OF PRODUCING A COMPRESSION MOLDED, CONTOURED COMPOSITE STRUCTURE WITH AN EPOXIDE RESIN MATRIX HAVING DISPERSED THEREIN A PLURALITY OF DISCONTINUOUS, REINFORCING, INORGANIC FIBERS SUBSTANTIALLY IN PARALLEL ARRANGEMENT WITH RESPECT TO EACH OTHER. A CONTOURED MOLD SURFACE IS COVERED WITH AN ELONGATED, FORMED BODY OF B STAGED EPOXIDE RESIN HAVING SAID FIBERS INCLUDED THEREIN, LENGTHWISE AND IN PARALLEL, ALONG THE LENGTH OF THE BODY. THE BODY IS POSITIONED ON SAID SURFACE SO AS TO OBTAIN MAXIMUM PARALLEL DISPOSITION OF THE FIBERS, WITH RESPECT TO EACH OTHER, THROUGHOUT THE AREA, AND THE ASSEMBLY IS COMPRESSION MOLDED.
Inventors
- 👤 Harry M Andersen
- 👤 David C Morris
- 👤 Tommy L Tolbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 04:15
CPC Classifications
B; B29; B29C; B29C70/00; B29C70/04; B29C70/28; B29C70/30; B29C70/34; B29C70/345; B29C43/00; B29K; B29K2063/00; B29K2105/00; B29K2105/06; B29K2105/12; B29K2105/126
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) | 1975-04-11 | 1975-10-11 | 1976-04-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-04-11 | 1979-10-11 | 1980-04-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-04-11 | 1983-10-11 | 1984-04-11 | $7700.00 | Window Closed / Lapsed |