US2908603A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Modified melamine laminating resins
Assignee: Monsanto Chemicals Ltd
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Filing: 1957-02-01
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Granted: 1959-10-13
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Expires: 1977-02-01
Abstract
No abstract record available.
Inventors
- 👤 Milton J Scott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:44
CPC Classifications
B; B32; B32B; B32B27/00; C; C08; C08G; C08G12/00; C08G12/02; C08G12/26; C08G12/263; C08G12/266; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31942; Y10T428/31949; Y10T428/31964; Y10T428/31967
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
55 words
A LAMINATE COMPRISING A PLURALITY OF LAMINAE IMPREGNATD AND BONDED WITH A CO-CONDENSATION PRODUCT OF REACTANTS CONSISTING ESSENTIALLY OF 1 MOL OF MELAMINE, 2-5 MOLS OF FORMALDEHYDE AND 0.1-0.75 MOL OF CYCLIC ETHYLENE URA, SAID CO-CONDENSATION PRODUCT HAVING BEEN CURED IN SITU IN THE LAMINATE TO A N INSOLUBLE INFUSIBLE STATE UNDER HEAT AND PRESSURE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-10-12 | 1963-04-13 | 1963-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-12 | 1967-04-13 | 1967-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-12 | 1971-04-13 | 1971-10-13 | $7700.00 | Window Closed / Lapsed |