US4647459A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Confectionery compositions containing magnesium trisilicate adsorbates
Assignee: Warner Lambert Co LLC
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Filing: 1985-12-19
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Granted: 1987-03-03
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Expires: 2005-12-19
Abstract
Abstract A confectionery composition containing a magnesium trisilicate having a surface area of at least 400 m 2 /g and having a flake-like structure with multiple interstitial spaces, and having adsorbed therein from about 1% to about 20% by weight of the adsorbate of a medicament drug. Such compositions may be in the form of a lozenge, tablet, toffee, nougat, chewy candy, and so forth.
Inventors
- 👤 David Peters
- 👤 John Denick, Jr.
- 👤 Anil K. Talwar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:51
CPC Classifications
A; A61; A61K; A61K9/00; A61K9/14; A61K9/141; A61K9/143
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
A confectionery composition which comprises a confectionery carrier and from about 1% to about 60% by weight of the final composition of a medicament adsorbate containing magnesium trisilicate having a surface are of at least 400 m 2 /g and having a flake-like structure with multiple interstitial spaces and from about 1% to about 20% by weight of the adsorbate of a medicament drug wherein the medicament drug is selected from the group consisting of antitussives, antihistamines, decongestants, alkaloids, antinauseants, antiasmatics, analgesics, nutritional supplements, laxatives, appetite suppressants and mixtures thereof.
Claim 2
Dependent Claim
90 words
A confectionery composition which comprises a confectionery carrier and from about 1% to about 60% by weight of the final composition of a medicament adsorbate containing magnesium trisilicate having a surface are of at least 400 m 2 /g and having a flake-like structure with multiple interstitial spaces and from about 1% to about 20% by weight of the adsorbate of a medicament drug wherein the medicament drug is selected from the group consisting of antitussives, antihistamines, decongestants, alkaloids, antinauseants, antiasmatics, analgesics, nutritional supplements, laxatives, appetite suppressants and mixtures thereof.
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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) | 1990-03-02 | 1990-09-01 | 1991-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-03-02 | 1994-09-01 | 1995-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-03-02 | 1998-09-01 | 1999-03-03 | $7700.00 | Window Closed / Lapsed |