US4524067A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Soybean saponins, and a method of isolating the same
Assignee: Osaka Chemical Laboratory Co Ltd
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Filing: 1983-04-21
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Granted: 1985-06-18
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Expires: 2003-04-21
Abstract
Abstract This invention is directed to new saponins isolated from soybean seeds, a method for isolating the same and uses of the saponin component of soybeans as an antioxidant for foodstuffs or cosmetics and as an agent for affecting the metabolism in human beings.
Inventors
- 👤 Shigeru Arichi
- 👤 Yoshihiro Uchida
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:31
CPC Classifications
C; C07; C07H; C07H15/00; C07H15/20; C07H15/24; C07H15/256
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
20 words
Substantially pure 3-0-[β-D-glucopyranosyl-(1→2)-β-D-galactopyranosyl-(1.fwdarw.2)β-D-glucuronopyranosyl]-22-0-[β-D-glucopyranosyl-(1→3)-β-L-arabinopyranosyl]-soyasapogenol A(soyasaponin A 1 ) or substantially pure 3-0-[β-D-galactopyranosyl-(1→2)-β-D-glucuronopyranosyl]-22-0-[β-D-glucopyranosyl-(1→3)-α-L-arabinopyranosyl]-soyasapogenol A (soyasaponin A 2 ), or non-toxic salt thereof.
Claim 2
Dependent Claim
20 words
Substantially pure 3-0-[β-D-glucopyranosyl-(1→2)-β-D-galactopyranosyl-(1.fwdarw.2)β-D-glucuronopyranosyl]-22-0-[β-D-glucopyranosyl-(1→3)-β-L-arabinopyranosyl]-soyasapogenol A(soyasaponin A 1 ) or substantially pure 3-0-[β-D-galactopyranosyl-(1→2)-β-D-glucuronopyranosyl]-22-0-[β-D-glucopyranosyl-(1→3)-α-L-arabinopyranosyl]-soyasapogenol A (soyasaponin A 2 ), or non-toxic salt thereof.
Claim 3
Dependent Claim
24 words
A composition having antioxidizing and metabolism affecting activity comprising an effective amount of either soyasaponin A 1 or soyasaponin A 2 and a carrier.
Claim 4
Dependent Claim
24 words
A composition having antioxidizing and metabolism affecting activity comprising an effective amount of either soyasaponin A 1 or soyasaponin A 2 and a carrier.
References Cited (Backward Citations)
US4217345A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1988-06-17 | 1988-12-17 | 1989-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-06-17 | 1992-12-17 | 1993-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-06-17 | 1996-12-17 | 1997-06-18 | $7700.00 | Window Closed / Lapsed |