Patent US4486455A successfully refreshed from Google Patents.
US4486455A
Expired / Lapsed
US
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Water-soluble sweetening tablets
Assignee: Chimicasa GmbH
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Filing: 1982-09-30
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Granted: 1984-12-04
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Expires: 2002-09-30
Abstract
Abstract A sweetening tablet containing 100 parts by weight of APM (L-aspartyl-L-phenylalanine methylester) with a particle size of from 0.01 to 0.4 mm, 150 to 400 parts of glycine, 10 to 40 parts solubility accelerator, and up to 4 parts auxiliary tabletting agent, in each case based on dry weight.
Inventors
- 👤 Erich Wolf
- 👤 Rolf Deininger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:01
CPC Classifications
A; A23; A23L; A23L27/00; A23L27/30; A23L27/31; A23L27/32
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
73 words
A compressed water-soluble sweetening tablet containing, on a dry weight basis: 100 parts of L-aspartyl-L-phenylalanine methylester as a sweetening agent, having a granular size of 0.01 to 0.4 mm, 150 to 400 parts of glycine as a filler, 10 to 40 parts of a water-swellable jellifier selected from the group consisting of cross-linked sodium carboxymethylcellulose and cross-linked polyvinyl pyrrolidone as a solubility accelerator, and 0 to 4 parts of an auxiliary tabletting agent.
Claim 2
Dependent Claim
73 words
A compressed water-soluble sweetening tablet containing, on a dry weight basis: 100 parts of L-aspartyl-L-phenylalanine methylester as a sweetening agent, having a granular size of 0.01 to 0.4 mm, 150 to 400 parts of glycine as a filler, 10 to 40 parts of a water-swellable jellifier selected from the group consisting of cross-linked sodium carboxymethylcellulose and cross-linked polyvinyl pyrrolidone as a solubility accelerator, and 0 to 4 parts of an auxiliary tabletting agent.
Claim 3
Dependent Claim
14 words
A tablet according to claim 1, wherein the solubility accelerator is cross-linked sodium carboxymethylcellulose.
Claim 4
Dependent Claim
14 words
A tablet according to claim 1, wherein the solubility accelerator is cross-linked polyvinyl pyrrolidone.
Claim 5
Dependent Claim
49 words
A tablet according to any one of claims 1, 2, and 3 containing, on a dry weight basis: 100 parts of the L-aspartyl-L-phenylalanine methylester, 310 to 350 parts of the glycine, 12 to 16 parts of the solubility accelerator, and 0.8 to 1.2 parts of the auxiliary tabletting agent.
Claim 6
Dependent Claim
37 words
A tablet according to any one of claims 1, 2 and 3 containing, on a dry weight basis: 22.50% of the L-aspartyl-L-phenylalanine methylester, 73.50% of the glycine, 3.75% of cross-linked sodium carboxymethylcellulose, and 0.25% of glycerin palmitostearate.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1987-12-04 | 1988-06-04 | 1988-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-12-04 | 1992-06-04 | 1992-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-12-04 | 1996-06-04 | 1996-12-04 | $7700.00 | Window Closed / Lapsed |