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US3431319A
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US
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Foamed polystyrene articles coated with an unsaturated polyester resin having monovinyl ether monomer
Assignee: Beazer East Inc
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Filing: 1967-02-17
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Granted: 1969-03-04
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Expires: 1987-02-17
Abstract
No abstract record available.
Inventors
- 👤 Melvin E Baum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:31
CPC Classifications
C; C08; C08J; C08J9/00; C08J9/36; C08J9/365; C08J2325/00; C08J2325/02; C08J2325/04; C08J2325/06; Y; Y10; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249953; Y10T428/249987; Y10T428/249991; Y10T428/31504; Y10T428/31786; Y10T428/31855; Y10T428/31935
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3026286A
Cited
US3207648A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-03 | 1972-09-02 | 1973-03-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-03 | 1976-09-02 | 1977-03-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-03 | 1980-09-02 | 1981-03-04 | $7700.00 | Window Closed / Lapsed |