Patent US2776951A successfully refreshed from Google Patents.
US2776951A
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Amides of vinyl ethers containing hydroxyl groups and polymers thereof
Assignee: Rohm and Haas Co
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Filing: 1954-12-08
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Granted: 1957-01-08
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Expires: 1974-12-08
Abstract
No abstract record available.
Inventors
- 👤 Melamed Sidney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:25
CPC Classifications
D; D21; D21H; D21H19/00; D21H19/36; D21H19/44; D21H19/56; D21H19/60; C; C08; C08F; C08F16/00; C08F16/12; C08F16/14; C08F16/28; D21H17/00; D21H17/20; D21H17/33; D21H17/34; D21H17/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
38 words
A COMPOSITION COMPRISING A COMPUND SELECTED FROM THE GROUP CONSISTING OF AMIDES OF AN ALIPHATIC MONOCARBOXYLIC ACID OF 2 TO 18 CARBON ATOMS CONTAINING AT LEAST ONE HYDROXYL GROUP AND A VINYLOXYALKYLAMINE HAVING THE STRUCTURE OF THE FORMULA
Claim 2
Dependent Claim
38 words
A COMPOSITION COMPRISING A COMPUND SELECTED FROM THE GROUP CONSISTING OF AMIDES OF AN ALIPHATIC MONOCARBOXYLIC ACID OF 2 TO 18 CARBON ATOMS CONTAINING AT LEAST ONE HYDROXYL GROUP AND A VINYLOXYALKYLAMINE HAVING THE STRUCTURE OF THE FORMULA
References Cited (Backward Citations)
US2686173A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-08 | 1960-07-09 | 1961-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-08 | 1964-07-09 | 1965-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-08 | 1968-07-09 | 1969-01-08 | $7700.00 | Window Closed / Lapsed |