US2612477A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Emulsifier compositions
Assignee: Shell Development Co
•
Filing: 1946-03-27
•
Granted: 1952-09-30
•
Expires: 1966-03-27
Abstract
No abstract record available.
Inventors
- 👤 Reginald G Mitchell
- 👤 Harold C Tait
- 👤 William C Webber
- 👤 Robert G Aickin
- 👤 Philip A Winsor
- 👤 Albert V Billinghame
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:16
CPC Classifications
A; A01; A01N; A01N25/00; A01N25/30; C; C09; C09K; C09K23/00; C09K23/017; Y; Y10; Y10S; Y10S516/00; Y10S516/01; Y10S516/03; Y10S516/05
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
AN EMULSIFIER COMPOSITION CONSISTING ESSENTIALLY OF A HYDROPHILIC WATER-SOLUBLE POLAR INORGANIC SALT OF AN ORGANIC ACID CONTAINING A -SO3H GROUP AND HAVING AN ALKYL CHAIN OF 8 TO 20 CARBON ATOMS TOGETHER WITH AN AMINE ALICYCLIC COMPOUND FREE FROM ALCOHOLIC HYDROXY GROUPS, WATER AND AN ORGANIC LIQUID INCOMPLETELY MISCIBLE THEREWITH IN THE PROPORTIONS OF ABOUT 5% TO ABOUT 100* OF SAID AMINE COMPOUND, BASED UPON THE WEIGHT OF SAID INORGANIC SALT, AND ABOUT 2% TO ABOUT 95% OF WATER AND ABOUT 1.5% TO ABOUT 90% OF SAID INCOMPLETELY MISCIBLE ORGANIC LIQUID, BASED UPON THE TOTAL WEIGHT OF THE MIXTURE.
Claim 2
Dependent Claim
99 words
AN EMULSIFIER COMPOSITION CONSISTING ESSENTIALLY OF A HYDROPHILIC WATER-SOLUBLE POLAR INORGANIC SALT OF AN ORGANIC ACID CONTAINING A -SO3H GROUP AND HAVING AN ALKYL CHAIN OF 8 TO 20 CARBON ATOMS TOGETHER WITH AN AMINE ALICYCLIC COMPOUND FREE FROM ALCOHOLIC HYDROXY GROUPS, WATER AND AN ORGANIC LIQUID INCOMPLETELY MISCIBLE THEREWITH IN THE PROPORTIONS OF ABOUT 5% TO ABOUT 100* OF SAID AMINE COMPOUND, BASED UPON THE WEIGHT OF SAID INORGANIC SALT, AND ABOUT 2% TO ABOUT 95% OF WATER AND ABOUT 1.5% TO ABOUT 90% OF SAID INCOMPLETELY MISCIBLE ORGANIC LIQUID, BASED UPON THE TOTAL WEIGHT OF THE MIXTURE.
References Cited (Backward Citations)
US2088020A
Cited
US2052164A
Cited
US2139276A
Cited
US2303348A
Cited
US2230556A
Cited
US2402793A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-30 | 1956-03-31 | 1956-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-30 | 1960-03-31 | 1960-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-30 | 1964-03-31 | 1964-09-30 | $7700.00 | Window Closed / Lapsed |