US3274026A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coated plastic articles
Assignee: Wyeth Holdings LLC
•
Filing: 1962-06-19
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Granted: 1966-09-20
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Expires: 1982-06-19
Abstract
No abstract record available.
Inventors
- 👤 Arthur S Nyquist
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:20
CPC Classifications
C; C08; C08L; C08L61/00; C08L61/20; C08L61/32; C08J; C08J7/00; C08J7/04; C08J7/0427; C08J7/043; C08J7/046; C09; C09D; C09D125/00; C09D125/02; C09D125/04; C09D125/08; C09D125/14; C09D161/00; C09D161/20; C09D161/32; C09D163/00; C08J2361/00; C08J2361/20; C08J2361/22; C08J2361/24; C08J2457/00; C08J2461/00; C08J2463/00; C08L63/00; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31511; Y10T428/31942; Y10T428/31946
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
A HEAT- AND PRESSURE-CONSOLIDATED ARTICLE, PREPARED FROM A THERMOSETTING AMINOPLAST RESINOUS COMPOSITION, COATED WITH A SUBSTANTIALLY INSOLUBLE AND INFUSIBLE CURED, ADHERENT, STAIN-RESISTANT COMPOSITION COMPRISING THE RESINOUS REACTON PRODUCT OF: (A) FROM ABOUT 10% TO ABOUT 70% BY WEIGHT OF A HIGHLY ALKOXYMETHYLATED MELAMIE HAVING FROM ABOUT 3 TO 6 METHYLOL GROUPS, OF WHICH FROM ABOUT 3 TO 6 ARE ALKYLATED WITH A LOWER ALKYL GROUP, AND HAVING NOT MORE THAN ABOUT ONE UNALKYLATED METHYLOL GROUP, AND CORRESPONDINGLY (B) FROM ABOUT 90% TO ABOUT 30% BY WEIGHT OF AN EPOXY RESINOUS MATERIAL OBTAINED BY REACTING A POLYHYDRIC PHENOL WITH AN EPIHALHOHYDRIN, THE PERCENTAGES OF SAID (A) AND (B) EACH BEING BASED ON THE TOTAL WEIGHT OF SAID (A) AND (B).
Claim 2
Dependent Claim
119 words
A HEAT- AND PRESSURE-CONSOLIDATED ARTICLE, PREPARED FROM A THERMOSETTING AMINOPLAST RESINOUS COMPOSITION, COATED WITH A SUBSTANTIALLY INSOLUBLE AND INFUSIBLE CURED, ADHERENT, STAIN-RESISTANT COMPOSITION COMPRISING THE RESINOUS REACTON PRODUCT OF: (A) FROM ABOUT 10% TO ABOUT 70% BY WEIGHT OF A HIGHLY ALKOXYMETHYLATED MELAMIE HAVING FROM ABOUT 3 TO 6 METHYLOL GROUPS, OF WHICH FROM ABOUT 3 TO 6 ARE ALKYLATED WITH A LOWER ALKYL GROUP, AND HAVING NOT MORE THAN ABOUT ONE UNALKYLATED METHYLOL GROUP, AND CORRESPONDINGLY (B) FROM ABOUT 90% TO ABOUT 30% BY WEIGHT OF AN EPOXY RESINOUS MATERIAL OBTAINED BY REACTING A POLYHYDRIC PHENOL WITH AN EPIHALHOHYDRIN, THE PERCENTAGES OF SAID (A) AND (B) EACH BEING BASED ON THE TOTAL WEIGHT OF SAID (A) AND (B).
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |