US3582388A
Expired / Lapsed
US
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Rigidfied synthetic resin article and method for making same
Assignee: Federal Huber Corp
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Filing: 1968-06-24
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Granted: 1971-06-01
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Expires: 1988-06-24
Abstract
Abstract METHOD FOR THE PRODUCTION OF RIGIDIFIED SYNTHETIC RESIN ARTICLES, PARTICULARLY BASED UPON ACRYLONITRILE-BUTADIENESTYRENE (ABS) RESINS AND ACRYLIC RESINS, WHEREIN GLASS FIBERS ARE DEPOSITED ON A RELATIVELY THIN SHEET OF THE RESIN, AND BONDED THERETO BY MEANS OF A BONDING COMPOSITION INCLUDING AN UNSATURATED POLYESTER RESIN CONTAINING AN INERT ORGANIC SOLVENT DILUENT WHICH RENDERS THE SURFACE OF THE SHEET MORE RECEPTIVE TO THE POLYESTER BONDING RESIN AND PROMOTES MOLECULAR ADHESION BETWEEN THE BONDING RESIN AND THE SHEET, THE COMPOSITION ALSO CONTAINING FINELY DIVIDED SILICEOUS PARTICLES WHICH DISTRIBUTE THE STRESSES THROUGHOUT THE POLYESTER RESIN MATRIX.
Inventors
- 👤 Vance A Stayner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 17:20
CPC Classifications
B; B29; B29C; B29C41/00; B29C41/02; B29C41/08; B29C70/00; B29C70/02; B29C70/021; B29C70/025; B29C70/026; B29K; B29K2033/00; B29K2067/00; B29K2067/06; B29K2105/00; B29K2105/06; B29K2105/12; B29K2105/16; Y; Y10; Y10T; Y10T428/00; Y10T428/25; Y10T428/252; Y10T428/26; Y10T428/31504; Y10T428/31551; Y10T428/31616; Y10T428/3162
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) | 1974-05-31 | 1974-11-30 | 1975-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-05-31 | 1978-11-30 | 1979-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-05-31 | 1982-11-30 | 1983-06-01 | $7700.00 | Window Closed / Lapsed |