Patent US2578432A successfully refreshed from Google Patents.
US2578432A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for producing apparent solidification of liquid hydrocarbons
Assignee: Gasoline Res Ind & Commercial
•
Filing: 1948-02-28
•
Granted: 1951-12-11
•
Expires: 1968-02-28
Abstract
No abstract record available.
Inventors
- 👤 Labour Jean Pathus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:42
CPC Classifications
C; C10; C10L; C10L7/00; C10L7/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
48 words
THE PROCESS OF PRODUCING APPARENT SOLIDIFICATION OF LIQUID HYDROCARBONS WHICH COMPRISES FORMING AN AQUEOUS EMULSION OF SAID HYDROCARBONS AND METHYL CELLULOSE INSOLUBLE IN WATER BUT ALKALI SOLUBLE (SPECIAL "TYLOSE") AND SUBSEQUENTLY CAUSING SAID EMULSION TO ASSUME A SOLID FORM BY BRINGING SAID EMULSION INTO ASSOCIATION WITH SULFURIC ACID.
Claim 2
Dependent Claim
48 words
THE PROCESS OF PRODUCING APPARENT SOLIDIFICATION OF LIQUID HYDROCARBONS WHICH COMPRISES FORMING AN AQUEOUS EMULSION OF SAID HYDROCARBONS AND METHYL CELLULOSE INSOLUBLE IN WATER BUT ALKALI SOLUBLE (SPECIAL "TYLOSE") AND SUBSEQUENTLY CAUSING SAID EMULSION TO ASSUME A SOLID FORM BY BRINGING SAID EMULSION INTO ASSOCIATION WITH SULFURIC ACID.
References Cited (Backward Citations)
FR860470A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-12-10 | 1955-06-11 | 1955-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-10 | 1959-06-11 | 1959-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-10 | 1963-06-11 | 1963-12-11 | $7700.00 | Window Closed / Lapsed |