US2983962A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for preparing laminated resin foam structures
Assignee: Monsanto Chemicals Ltd
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Filing: 1960-03-15
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Granted: 1961-05-16
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Expires: 1980-03-15
Abstract
No abstract record available.
Inventors
- 👤 Edmund H Merz
- 👤 Jr Raymond A Barkhuff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:52
CPC Classifications
B; B32; B32B; B32B27/00; B29; B29C; B29C44/00; B29C44/20; B29C44/206; B29C44/32; B29C44/326; B29K; B29K2105/00; B29K2105/04; Y; Y10; Y10S; Y10S264/00; Y10S264/10; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249953; Y10T428/249987; Y10T428/249991; Y10T428/249992
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-15 | 1964-11-14 | 1965-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-15 | 1968-11-14 | 1969-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-15 | 1972-11-14 | 1973-05-16 | $7700.00 | Window Closed / Lapsed |