US3007203A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of molding a foam plastic article having a skin on its outer surfaces
Assignee: Individual
•
Filing: 1958-09-23
•
Granted: 1961-11-07
•
Expires: 1978-09-23
Abstract
No abstract record available.
Inventors
- 👤 Walter D Ammons
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:07
CPC Classifications
B; B29; B29C; B29C44/00; B29C44/02; B29C44/04; B29C44/0407; B29K; B29K2075/00; B29K2105/00; B29K2105/04; B29K2105/043; Y; Y10; Y10S; Y10S138/00; Y10S138/09; Y10S264/00; Y10S264/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2768407A
Cited
US1409059A
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US2340956A
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US2594838A
Cited
US2642920A
Cited
US2728702A
Cited
US2797731A
Cited
US2926389A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-11-06 | 1965-05-08 | 1965-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-06 | 1969-05-08 | 1969-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-06 | 1973-05-08 | 1973-11-07 | $7700.00 | Window Closed / Lapsed |