US2916410A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Internally plasticized melamine resins
Assignee: Monsanto Chemicals Ltd
•
Filing: 1953-11-12
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Granted: 1959-12-08
•
Expires: 1973-11-12
Abstract
No abstract record available.
Inventors
- 👤 George L Fraser
- 👤 Elmer Curtis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:22
CPC Classifications
C; C08; C08G; C08G12/00; C08G12/02; C08G12/26; C08G12/263; C08G12/266; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1043; Y10T156/1044; Y10T428/00; Y10T428/31504; Y10T428/31942; Y10T428/31949; Y10T428/31964
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
36 words
A NORMALLY RIGID POST-FORMABLE LAMINATE COMPRISING A SHEETED INERT FILLER BONDED WITH A THERMOSET COCONDENSATION PRODUCT OF 1 MOL OF MELAMINE, 2-4 MOLS OF FORMALDEHYDE AND 0.05 TO 0.25 MOL OF AN OMEGACYANOALKYLGUANAMINE HAVING THE FORMULA:
Claim 2
Dependent Claim
36 words
A NORMALLY RIGID POST-FORMABLE LAMINATE COMPRISING A SHEETED INERT FILLER BONDED WITH A THERMOSET COCONDENSATION PRODUCT OF 1 MOL OF MELAMINE, 2-4 MOLS OF FORMALDEHYDE AND 0.05 TO 0.25 MOL OF AN OMEGACYANOALKYLGUANAMINE HAVING THE FORMULA:
References Cited (Backward Citations)
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US2331446A
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US2286228A
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US2368451A
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US2439929A
Cited
US2635083A
Cited
US2579985A
Cited
US2652375A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-12-07 | 1963-06-08 | 1963-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-07 | 1967-06-08 | 1967-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-07 | 1971-06-08 | 1971-12-08 | $7700.00 | Window Closed / Lapsed |