Patent US3709845A successfully refreshed from Google Patents.
US3709845A
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Mixed discontinuous fiber reinforced composites
Assignee: Monsanto Co
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Filing: 1971-07-06
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Granted: 1973-01-09
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Expires: 1991-07-06
Abstract
Abstract COMPOSITES OF ORGANIC POLYMER MATRIX HAVING DISPERSED THEREIN A MIXTURE OF DISCONTINUOUS FIBERS OF DIFFERENT WIDTHS OR LENGTHS ARE DESCRIBED.
Inventors
- 👤 K Boustany
- 👤 Y Coran
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:38
CPC Classifications
C; C08; C08L; C08L9/00; C08L9/06; B; B60; B60C; B60C1/00; B60C9/00; B60C9/18; B60C9/1821; C08J; C08J5/00; C08J5/04; C08J5/045; C08L21/00; C08L7/00; C08J2309/00; C08J2309/06; C08J2321/00; C08K; C08K7/00; C08K7/02; C08L1/00; C08L69/00; Y; Y10; Y10S; Y10S528/00; Y10S528/931; Y10S528/934; Y10T; Y10T152/00; Y10T152/10; Y10T152/10495; Y10T152/10765; Y10T152/1081; Y10T152/10819; Y10T152/10846
Claims Analysis
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-01-09 | 1976-07-10 | 1977-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-01-09 | 1980-07-10 | 1981-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-01-09 | 1984-07-10 | 1985-01-09 | $7700.00 | Window Closed / Lapsed |