US2946747A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composition for conditioning surfaces containing contaminating water and method of using the same
Assignee: Visco Products Co
•
Filing: 1955-04-05
•
Granted: 1960-07-26
•
Expires: 1975-04-05
Abstract
No abstract record available.
Inventors
- 👤 Willard H Kirkpatrick
- 👤 Virgil L Seale
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:48
CPC Classifications
C; C10; C10G; C10G33/00; C10G33/04; Y; Y10; Y10S; Y10S507/00; Y10S507/922; Y10S516/00; Y10S516/01; Y10S516/03; Y10S516/05
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
A SURFACE ACTIVE MODIFYING REAGENT COMPRISING AN OIL SOLUBLE AMINE SALT OF AN ALKYLATED AROMATIC SULFONIC ACID AND A POLYETHER SYNERGIZING COMPONENT CAPABLE OF REDUCING SURFACE TENSION OF WATER AT LEAST 25 DYNES PER SQUARE CENTIMETER AND HAVING A MOLECULAR WEIGHT OF AT LEAST 1200 ATTRIBUTABLE TO OXYALKYLENE GROUPS HAVING 2 TO 4 CARBON ATOMS, THE RELATIVE PROPORTION OF SAID SALT BEING FROM 3 TO 20 TIMES BY WEIGHT OF SAID SYNERGIZING COMPONENT.
Claim 2
Dependent Claim
73 words
A SURFACE ACTIVE MODIFYING REAGENT COMPRISING AN OIL SOLUBLE AMINE SALT OF AN ALKYLATED AROMATIC SULFONIC ACID AND A POLYETHER SYNERGIZING COMPONENT CAPABLE OF REDUCING SURFACE TENSION OF WATER AT LEAST 25 DYNES PER SQUARE CENTIMETER AND HAVING A MOLECULAR WEIGHT OF AT LEAST 1200 ATTRIBUTABLE TO OXYALKYLENE GROUPS HAVING 2 TO 4 CARBON ATOMS, THE RELATIVE PROPORTION OF SAID SALT BEING FROM 3 TO 20 TIMES BY WEIGHT OF SAID SYNERGIZING COMPONENT.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-26 | 1964-01-25 | 1964-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-26 | 1968-01-25 | 1968-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-26 | 1972-01-25 | 1972-07-26 | $7700.00 | Window Closed / Lapsed |