US2567404A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilizing fatty material
Assignee: Colgate Palmolive Co
•
Filing: 1947-08-27
•
Granted: 1951-09-11
•
Expires: 1967-08-27
Abstract
No abstract record available.
Inventors
- 👤 Ross John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:38
CPC Classifications
C; C11; C11C; C11C3/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
THE PROCESS OF STABILIZING FATTY MATERIAL WHICH COMPRISES TREATING A FATTY MATERIAL FROM THE CLASS CONSISTING OF HIGH MOLECULAR WEIGHT FATTY ACIDS, FATTY ACID MONOESTERS AND FATTY OILS CONTAINING MINOR AMOUNTS OF POLYOLEFINIC COMPOUNDS AT AN ELEVATED TEMPERATURE UNDER SUBSTANTIALLY ANHYDROUS CONDITIONS WITH SUFFICIENT ACID ANHYDRIDE HAVING AN ALPHA-BETA-ENAL GROUP TO REACT WITH SAID POLYOLEFINIC COMPOUNDS UNTIL SAID POLYOLEFINIC COMPOUNDS HAVE REACTED WITH SAID ANHYDRIDE, AND DISCONTINUING SAID TREATMENT BEFORE SAID ANHYDRIDE REACTS WITH A SUBSTANTIAL AMOUNT OF MONO-OLEFINIC CONSTITUENTS OF SAID FATTY MATERIAL.
Claim 2
Dependent Claim
84 words
THE PROCESS OF STABILIZING FATTY MATERIAL WHICH COMPRISES TREATING A FATTY MATERIAL FROM THE CLASS CONSISTING OF HIGH MOLECULAR WEIGHT FATTY ACIDS, FATTY ACID MONOESTERS AND FATTY OILS CONTAINING MINOR AMOUNTS OF POLYOLEFINIC COMPOUNDS AT AN ELEVATED TEMPERATURE UNDER SUBSTANTIALLY ANHYDROUS CONDITIONS WITH SUFFICIENT ACID ANHYDRIDE HAVING AN ALPHA-BETA-ENAL GROUP TO REACT WITH SAID POLYOLEFINIC COMPOUNDS UNTIL SAID POLYOLEFINIC COMPOUNDS HAVE REACTED WITH SAID ANHYDRIDE, AND DISCONTINUING SAID TREATMENT BEFORE SAID ANHYDRIDE REACTS WITH A SUBSTANTIAL AMOUNT OF MONO-OLEFINIC CONSTITUENTS OF SAID FATTY MATERIAL.
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) | 1954-09-10 | 1955-03-12 | 1955-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-09-10 | 1959-03-12 | 1959-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-09-10 | 1963-03-12 | 1963-09-11 | $7700.00 | Window Closed / Lapsed |