US3020255A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Unsaturated ether of methylol melamine, and polymers and copolymers thereof
Assignee: Wyeth Holdings LLC
•
Filing: 1959-09-14
•
Granted: 1962-02-06
•
Expires: 1979-09-14
Abstract
No abstract record available.
Inventors
- 👤 John K Magrane
- 👤 Jr Ralph E Layman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:58
CPC Classifications
C; C08; C08G; C08G12/00; C08G12/02; C08G12/40; C08G12/42; C08G12/424; C08G12/425; C08F; C08F20/00; C08F20/02; C08F20/10; C08F20/34; C08F20/36; C09; C09D; C09D4/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
23 words
A POLYMERIZABLE COMPOSITION OF MATTER COMPRISING THE TRANSSETHERIFICATION REACTION PRODUCT OF A LOWER ALKOXYMETHYLAMINO 1,2,5-TRIAZINE AND A MONOHYDROXY COMPOUND REPRESENTED BY THE FORMULA:
Claim 2
Dependent Claim
23 words
A POLYMERIZABLE COMPOSITION OF MATTER COMPRISING THE TRANSSETHERIFICATION REACTION PRODUCT OF A LOWER ALKOXYMETHYLAMINO 1,2,5-TRIAZINE AND A MONOHYDROXY COMPOUND REPRESENTED BY THE FORMULA:
References Cited (Backward Citations)
US2448338A
Cited
US2885388A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-05 | 1965-08-07 | 1966-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-05 | 1969-08-07 | 1970-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-05 | 1973-08-07 | 1974-02-06 | $7700.00 | Window Closed / Lapsed |