US2563870A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Unsaturated monohydric phenolic ether-modified drying oils and process of making same
Assignee: Ellis Foster Co
•
Filing: 1947-11-12
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Granted: 1951-08-14
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Expires: 1967-11-12
Abstract
No abstract record available.
Inventors
- 👤 John B Rust
- 👤 William B Canfield
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:45
CPC Classifications
C; C08; C08G; C08G63/00; C08G63/02; C08G63/12; C08G63/46; C08G63/48
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
48 words
A COMPOSITION COMPRISING THE REACTION PRODUCT AT BETWEEN 200* C. AND 300* C. OF (A) DRYING OIL FATTY ACIDS MATERIAL AND (B) A MONOHYDRIC PHENOLIC COMPOUND CONTAINING FROM 2 TO 4 BETAUNSATURATED ALIPHATIC RADICALS HAVING FROM 3 TO 4 CARBON ATOMS, SAID PHENOLIC COMPOUND HAVING THE GENERAL FORMULA:
Claim 2
Dependent Claim
48 words
A COMPOSITION COMPRISING THE REACTION PRODUCT AT BETWEEN 200* C. AND 300* C. OF (A) DRYING OIL FATTY ACIDS MATERIAL AND (B) A MONOHYDRIC PHENOLIC COMPOUND CONTAINING FROM 2 TO 4 BETAUNSATURATED ALIPHATIC RADICALS HAVING FROM 3 TO 4 CARBON ATOMS, SAID PHENOLIC COMPOUND HAVING THE GENERAL FORMULA:
References Cited (Backward Citations)
US2285797A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-08-13 | 1955-02-12 | 1955-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-13 | 1959-02-12 | 1959-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-13 | 1963-02-12 | 1963-08-14 | $7700.00 | Window Closed / Lapsed |