Patent US1403288A successfully refreshed from Google Patents.
Patent US3406138A successfully refreshed from Google Patents.
US3406138A
Expired / Lapsed
US
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Scum-free laminating resins prepared by admixing a sodium salt of an aminopolycarboxylic acid with an aminoplast
Assignee: Monsanto Co
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Filing: 1963-12-20
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Granted: 1968-10-15
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Expires: 1983-12-20
Abstract
No abstract record available.
Inventors
- 👤 Anas Thomas
- 👤 James D Larkin
- 👤 John J Watson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 16:10
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/16; C08K5/17; C08K5/175
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
A THERMOSETTABLE AMINOPLAST RESIN SYSTEM CONSISTING OF AN AQUEOUS ADMIXTURE OF A THERMOSETTABLE MELAMINE AMINOPLAST RESIN AND AN ADDITIVE SELECTED FROM THE GROUP CONSISTING OF THE SODIUM SALTS OF AMINO TRISAND PENTA-ACETIC ACID CHELATING AGENTS AND MIXTURES THEREOF WITH A DEFOAMING AGENT; SAID ADDITIVE BEING PRESENT IN AN AMOUNT OF 0.005-1.0 WEIGHT PERCENT BASED ON THE WEIGHT OF THE THERMOSETTABLE MELAMINE AMINOPLAST RESIN; SAID MELAMINE AMINOPLAST RESIN BEING THE REACTION PRODUCT OF 1.5-6.0 MOLS OF FORMALDEHYDE PER MOL OF MELAMINE.
Claim 2
Dependent Claim
80 words
A THERMOSETTABLE AMINOPLAST RESIN SYSTEM CONSISTING OF AN AQUEOUS ADMIXTURE OF A THERMOSETTABLE MELAMINE AMINOPLAST RESIN AND AN ADDITIVE SELECTED FROM THE GROUP CONSISTING OF THE SODIUM SALTS OF AMINO TRISAND PENTA-ACETIC ACID CHELATING AGENTS AND MIXTURES THEREOF WITH A DEFOAMING AGENT; SAID ADDITIVE BEING PRESENT IN AN AMOUNT OF 0.005-1.0 WEIGHT PERCENT BASED ON THE WEIGHT OF THE THERMOSETTABLE MELAMINE AMINOPLAST RESIN; SAID MELAMINE AMINOPLAST RESIN BEING THE REACTION PRODUCT OF 1.5-6.0 MOLS OF FORMALDEHYDE PER MOL OF MELAMINE.
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) | 1971-10-15 | 1972-04-15 | 1972-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-15 | 1976-04-15 | 1976-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-15 | 1980-04-15 | 1980-10-15 | $7700.00 | Window Closed / Lapsed |