US2744125A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Isolation of fatty acids from guayule resin
Assignee: Individual
•
Filing: 1953-04-10
•
Granted: 1956-05-01
•
Expires: 1973-04-10
Abstract
No abstract record available.
Inventors
- 👤 James W Meeks
- 👤 Jr Thomas F Banigan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:37
CPC Classifications
C; C11; C11C; C11C1/00; C11C1/02; C11C1/025
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
A METHOD OF ISOLATING FATTY ACIDS FROM GUAYULE RESIN WHICH COMPRISES SAPONIFYING THE RESIN AT A TEMPERATURE OF ABOUT FROM 20 TO 100* C. WITH AN AQUEOUS SOLUTION OF AN ALKALINE REAGENT, EXTRACTING NON-SAPONIFIED SUBSTANCES FROM THE RESULTING SAPONIFICATION REACTION MIXTURE WITH AN ORGANIC, WATER-IMMISCRIBLE FAT SOLVENT, ACIDIFYING THE REMAINING MATERIAL TO LIBERATE THE FATTY ACIDS AND COLLECTING THESE FATTY ACIDS.
Claim 2
Independent Claim
61 words
A METHOD OF ISOLATING FATTY ACIDS FROM GUAYULE RESIN WHICH COMPRISES SAPONIFYING THE RESIN AT A TEMPERATURE OF ABOUT FROM 20 TO 100* C. WITH AN AQUEOUS SOLUTION OF AN ALKALINE REAGENT, EXTRACTING NON-SAPONIFIED SUBSTANCES FROM THE RESULTING SAPONIFICATION REACTION MIXTURE WITH AN ORGANIC, WATER-IMMISCRIBLE FAT SOLVENT, ACIDIFYING THE REMAINING MATERIAL TO LIBERATE THE FATTY ACIDS AND COLLECTING THESE FATTY ACIDS.
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) | 1959-05-01 | 1959-10-31 | 1960-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-01 | 1963-10-31 | 1964-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-01 | 1967-10-31 | 1968-05-01 | $7700.00 | Window Closed / Lapsed |