US2897192A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the treatment of the genus amaryllidacea, liliacea and related species
Assignee: Individual
•
Filing: 1957-04-08
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Granted: 1959-07-28
•
Expires: 1977-04-08
Abstract
No abstract record available.
Inventors
- 👤 Gustav J Nord
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 00:30
CPC Classifications
A; A61; A61K; A61K36/00; A61K36/18; A61K36/88
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
55 words
PROCESS FOR THE EXTRACTION OF GLYCOSIDES FROM STEROIDAL SAPONIN-BEARING PLANT MATERIALS OF A GENUS OF THE GROUP CONSISTING OF AMARYLLIDACEA AND LILICEA, WHICH COMPRISES SUBJECTING THE PLANT LEAF TO THE ACTION OF ARTIFICIAL RADIANT ENERGY RAISING THE INTERNAL TEMPERATURE OF THE LEAF TO ABOUT 85*C., AND SEPARATING THE JUICE FROM THE LEAF BY MECHANICAL PRESSURE.
Claim 2
Dependent Claim
55 words
PROCESS FOR THE EXTRACTION OF GLYCOSIDES FROM STEROIDAL SAPONIN-BEARING PLANT MATERIALS OF A GENUS OF THE GROUP CONSISTING OF AMARYLLIDACEA AND LILICEA, WHICH COMPRISES SUBJECTING THE PLANT LEAF TO THE ACTION OF ARTIFICIAL RADIANT ENERGY RAISING THE INTERNAL TEMPERATURE OF THE LEAF TO ABOUT 85*C., AND SEPARATING THE JUICE FROM THE LEAF BY MECHANICAL PRESSURE.
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) | 1962-07-27 | 1963-01-26 | 1963-07-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-07-27 | 1967-01-26 | 1967-07-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-07-27 | 1971-01-26 | 1971-07-28 | $7700.00 | Window Closed / Lapsed |