Patent US3796786A successfully refreshed from Google Patents.
US3796786A
Expired / Lapsed
US
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Protected laminate article and process for its preparation
Assignee: FMC Corp
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Filing: 1972-07-31
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Granted: 1974-03-12
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Expires: 1992-07-31
Abstract
Abstract A PROCESS OF PREPARING A PROTECTED RESIN LAMINATE ARTICLE FROM A SYRUP OF AN UNSATURATED POLYESTER AND STYRENE WHEREIN THE SYRUP IS PLACED IN CONTACT WITH A TRANSFER COAT ON A NON-FIBROUS CELLULOSIC BASE SHEET, IS DISCLOSED HEREIN. THE TRANSFER COAT IS OF A SPECIFIED COMPOSITION, IN ORDER TO MAINTAIN ITS INTEGRITY DURING THE FORMINGS PROCESS, PERMIT EVENTUAL RELEASE OF ITS CARRIER SHEET, ADHERE STRONGLY TO THE LAMINATE ARTICLE AND PROVIDE PROTECTION FOR THE POLYESTER SURFACE.
Inventors
- 👤 W Koch
- 👤 R Glinski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:10
CPC Classifications
B; B32; B32B; B32B27/00; B32B27/06; B32B27/10; B05; B05D; B05D1/00; B05D1/28; B32B27/36; B32B38/00; B32B38/0036; B32B38/004; B32B2305/00; B32B2305/72; B32B2367/00; Y; Y10; Y10S; Y10S156/00; Y10S156/918; Y10S156/919; Y10S156/927; Y10S428/00; Y10S428/914; Y10T; Y10T156/00; Y10T156/11; Y10T156/1168; Y10T428/00; Y10T428/24; Y10T428/24802; Y10T428/31504; Y10T428/31855; Y10T428/3188; Y10T428/31884
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) | 1977-03-11 | 1977-09-10 | 1978-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-03-11 | 1981-09-10 | 1982-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-03-11 | 1985-09-10 | 1986-03-12 | $7700.00 | Window Closed / Lapsed |