US2492510A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Amino-aldehyde adhesives
Assignee: Monsanto Chemicals Ltd
•
Filing: 1945-04-24
•
Granted: 1949-12-27
•
Expires: 1965-04-24
Abstract
No abstract record available.
Inventors
- 👤 Clarence F Van Epps
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 00:16
CPC Classifications
C; C08; C08G; C08G12/00; C08G12/02; C08G12/40
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2019834A
Cited
GB476608A
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US2321451A
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US2325105A
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US2322887A
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US2345543A
Cited
US2407225A
Cited
US2388143A
Cited
US2407599A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-12-26 | 1953-06-27 | 1953-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-12-26 | 1957-06-27 | 1957-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-12-26 | 1961-06-27 | 1961-12-27 | $7700.00 | Window Closed / Lapsed |