US2457404A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nitroparaffin modified aminoplasts
Assignee: Monsanto Chemicals Ltd
•
Filing: 1945-09-25
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Granted: 1948-12-28
•
Expires: 1965-09-25
Abstract
No abstract record available.
Inventors
- 👤 Milton J Scott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:39
CPC Classifications
C; C08; C08G; C08G12/00; C08G12/02; C08G12/40; C08G12/42; C08G12/424; C08G12/425
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2187566A
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US2314308A
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US2315401A
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US2339622A
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US2335701A
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US2347436A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-12-28 | 1952-06-28 | 1952-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-12-28 | 1956-06-28 | 1956-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-12-28 | 1960-06-28 | 1960-12-28 | $7700.00 | Window Closed / Lapsed |