Patent US3094464A successfully refreshed from Google Patents.
US3094464A
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Aspirin-antacid polysiloxane tablet
Assignee: Recherches et Propagande Scientifiques
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Filing: 1961-03-30
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Granted: 1963-06-18
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Expires: 1981-03-30
Abstract
No abstract record available.
Inventors
- 👤 Joullie Maurice
- 👤 Laurre Michel
- 👤 Maillard Gabriel
- 👤 Muller Pierre
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 21:19
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/74; A61K31/80; A61K33/00; A61K33/06; A61K33/08; A61K9/00; A61K9/14; A61K9/141; A61K9/143; A61K9/20; A61K9/2072; A61K9/2077; A61K9/2081
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
82 words
A PHARMACEUTICAL PREPARATION FOR ORAL INGESTION IN THE FORM OF A COMPRESSED TABLET CONTAINING ASPIRIN IN THE FORM OF PARTICLES INDIVIDUALLY COATED WITH A COATING WHICH IS AT LEAST PARTIALLY ENTERIC, IN ASSOCIATION WITH DIMETHYL POLYSILOXANE HAVING A VISCOSITY OF ABOUT 500 CENTISTOKES AT 25*C., AS A HOMOGENEOUS DISPERSION IN ALUMINUM HYDROXIDE, THE POLYSILOXANE CONSTITUTING BETWEEN 1 AND 10% OF THE TOTAL WEIGHT OF THE COMPOSITION AND THE ALUMINUM HYDROXIDE BETWEEN 8.0 AND 8.5 PERCENT OF THE TOTAL WEIGHT OF THE COMPOSITION.
Claim 2
Dependent Claim
82 words
A PHARMACEUTICAL PREPARATION FOR ORAL INGESTION IN THE FORM OF A COMPRESSED TABLET CONTAINING ASPIRIN IN THE FORM OF PARTICLES INDIVIDUALLY COATED WITH A COATING WHICH IS AT LEAST PARTIALLY ENTERIC, IN ASSOCIATION WITH DIMETHYL POLYSILOXANE HAVING A VISCOSITY OF ABOUT 500 CENTISTOKES AT 25*C., AS A HOMOGENEOUS DISPERSION IN ALUMINUM HYDROXIDE, THE POLYSILOXANE CONSTITUTING BETWEEN 1 AND 10% OF THE TOTAL WEIGHT OF THE COMPOSITION AND THE ALUMINUM HYDROXIDE BETWEEN 8.0 AND 8.5 PERCENT OF THE TOTAL WEIGHT OF THE COMPOSITION.
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) | 1966-06-17 | 1966-12-17 | 1967-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-17 | 1970-12-17 | 1971-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-17 | 1974-12-17 | 1975-06-18 | $7700.00 | Window Closed / Lapsed |