US3287350A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for obtaining tamarind seed jellose
Assignee: Sumitomo Pharma Co Ltd
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Filing: 1964-08-03
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Granted: 1966-11-22
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Expires: 1984-08-03
Abstract
No abstract record available.
Inventors
- 👤 Deguchi Yoji
- 👤 Shiba Toshie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:50
CPC Classifications
C; C08; C08B; C08B37/00; C08B37/006; C08B37/0087; A; A23; A23L; A23L29/00; A23L29/20; A23L29/206; A23L29/238; A61; A61K; A61K36/00; A61K36/18; A61K36/185; A61K36/48
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
PROCESS FOR TAMARIND SEED JELLOSE FROM AN AQUEOUS EXTRACT OBTAINED BY TREATING SEED OF TAMARINDS INDICA LINN. WITH HOT WATER WHICH COMPRISES ADDING TO SAID EXTRACT AT LEAST ONE SULFATE SELECTED FROM THE GROUP CONSISTING OF SODIUM SULFATE, AMMONIUM SULFATE, MAGNESIUM SULFATE AND ALUMINIUM SULFATTE THEREBY COAGULATING THE JELLOSE, SEPARATING THE RESULTING COAGULATE FROM THE EXTRACT AND RECOVERING THE JELLOSE THEREFROM.
Claim 2
Dependent Claim
61 words
PROCESS FOR TAMARIND SEED JELLOSE FROM AN AQUEOUS EXTRACT OBTAINED BY TREATING SEED OF TAMARINDS INDICA LINN. WITH HOT WATER WHICH COMPRISES ADDING TO SAID EXTRACT AT LEAST ONE SULFATE SELECTED FROM THE GROUP CONSISTING OF SODIUM SULFATE, AMMONIUM SULFATE, MAGNESIUM SULFATE AND ALUMINIUM SULFATTE THEREBY COAGULATING THE JELLOSE, SEPARATING THE RESULTING COAGULATE FROM THE EXTRACT AND RECOVERING THE JELLOSE THEREFROM.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |