Patent US2561791A successfully refreshed from Google Patents.
US2561791A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chaev siccatives
Assignee: —
•
Filing: —
•
Granted: 1951-07-24
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Expires: 1968-07-24
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:33
CPC Classifications
C; C09; C09F; C09F9/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
AS A NEW LIQUID DRIER COMPOSITION, A SOLUTION CONSISTING ESSENTIALLY OF A VOLATILE HYDROCARBON THINNER AND FROM 0.1 TO ABOUT 8% OF A POLYVALENT METAL IN THE FORM OF A SALT ACYCLIC MONO-OLEFIN POLYMER-SUBSTITUTED ALPHA, BETA UNSATURATED ALIPHATIC CARBOXYLIC ACID WHEREIN THE ACYCLIC MONO-OLEFIN POLYMER SUBSTITUENT HAS A BRANCHEDCHAIN STRUCTURE OF 6 TO 20 CARBON ATOMS, SAID ALPHA, BETA UNSATURATED ALIPHATIC CARBOXYLIC ACID HAVING FROM 3 TO 8 CARBON ATOMS PRIOR TO SAID SUBSTITUTION, SAID SOLUTION BEING CHARACTERIZED BY ITS COMPATIBILITY WITH DRYING OILS AND STABILITY AGAINST GELATION ON STORAGE.
Claim 2
Dependent Claim
90 words
AS A NEW LIQUID DRIER COMPOSITION, A SOLUTION CONSISTING ESSENTIALLY OF A VOLATILE HYDROCARBON THINNER AND FROM 0.1 TO ABOUT 8% OF A POLYVALENT METAL IN THE FORM OF A SALT ACYCLIC MONO-OLEFIN POLYMER-SUBSTITUTED ALPHA, BETA UNSATURATED ALIPHATIC CARBOXYLIC ACID WHEREIN THE ACYCLIC MONO-OLEFIN POLYMER SUBSTITUENT HAS A BRANCHEDCHAIN STRUCTURE OF 6 TO 20 CARBON ATOMS, SAID ALPHA, BETA UNSATURATED ALIPHATIC CARBOXYLIC ACID HAVING FROM 3 TO 8 CARBON ATOMS PRIOR TO SAID SUBSTITUTION, SAID SOLUTION BEING CHARACTERIZED BY ITS COMPATIBILITY WITH DRYING OILS AND STABILITY AGAINST GELATION ON STORAGE.
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) | 1954-07-23 | 1955-01-22 | 1955-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-23 | 1959-01-22 | 1959-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-23 | 1963-01-22 | 1963-07-24 | $7700.00 | Window Closed / Lapsed |