Patent US2889293A successfully refreshed from Google Patents.
US2889293A
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US
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Mixture of certain oil-modified alkyd resins blended with a resinous reaction product of certain acids with an adduct of an alkylene oxide with certain polyhydric alcohols
Assignee: Wyeth Holdings LLC
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Filing: 1956-04-02
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Granted: 1959-06-02
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Expires: 1976-04-02
Abstract
No abstract record available.
Inventors
- 👤 William L Hensley
- 👤 Albert J Kirsch
- 👤 Jr Ralph E Layman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:27
CPC Classifications
C; C09; C09D; C09D167/00; C09D167/08; C08; C08G; C08G63/00; C08G63/66; C08G63/668
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
A COMPOSITION OF MATTER COMPRISING A MIXTURE OF (1) AN ALKYD RESIN MODIFIED WITH A MEMBER SELECTED FROM THE GROUP CONSISTING OF GLYCERIDE OILS, GLYCERIDE OIL FATTY ACIDS AND THEIR MONOGLYCERIDES AND (2) THE RESINOUS REACTION PRODUCT OF (A) AN ALIPHATIC POLYCARBOXYLIC ACID,(B) AN OIL FATTY ACID AND (C) THE ADDUCT OF AN ALKYLENE OXIDE HAVING FROM 2-4 CARBON ATOMS WITH A POLYHYDRIC ALCHOL HAVING AT LEAST 5 CARBON ATOMS AND AT LEAST 4 HYDROXY GROUPS WHEREIN SAID ADDUCT CONTAINS FROM ABOUT 3 MOLS TO ABOUT 7 MOLS OF SAID ALKYLENE OXIDE PER HYDROXY GROUP OF SAID POLYHYDRIC ALCOHOL.
Claim 2
Dependent Claim
99 words
A COMPOSITION OF MATTER COMPRISING A MIXTURE OF (1) AN ALKYD RESIN MODIFIED WITH A MEMBER SELECTED FROM THE GROUP CONSISTING OF GLYCERIDE OILS, GLYCERIDE OIL FATTY ACIDS AND THEIR MONOGLYCERIDES AND (2) THE RESINOUS REACTION PRODUCT OF (A) AN ALIPHATIC POLYCARBOXYLIC ACID,(B) AN OIL FATTY ACID AND (C) THE ADDUCT OF AN ALKYLENE OXIDE HAVING FROM 2-4 CARBON ATOMS WITH A POLYHYDRIC ALCHOL HAVING AT LEAST 5 CARBON ATOMS AND AT LEAST 4 HYDROXY GROUPS WHEREIN SAID ADDUCT CONTAINS FROM ABOUT 3 MOLS TO ABOUT 7 MOLS OF SAID ALKYLENE OXIDE PER HYDROXY GROUP OF SAID POLYHYDRIC ALCOHOL.
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) | 1962-06-01 | 1962-12-01 | 1963-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-06-01 | 1966-12-01 | 1967-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-06-01 | 1970-12-01 | 1971-06-02 | $7700.00 | Window Closed / Lapsed |