US3113076A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Medicinal tablets
Assignee: Individual
•
Filing: 1956-07-03
•
Granted: 1963-12-03
•
Expires: 1976-07-03
Abstract
No abstract record available.
Inventors
- 👤 Henry R Jacobs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:39
CPC Classifications
A; A61; A61K; A61K9/00; A61K9/20; A61K9/2072; A61J; A61J3/00; A61J3/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
A MEDICAMENT PRODUCT IN SOLID TABLET FORM, DESIGNED TO BE TAKEN INTERNALLY AND CONTROLLABLY TO RELEASE ACITVE MEDICAMENT THEREFROM INTO THE BODY OF A LIVING ANIMAL OVER AN APPRECIABLE TIME INTERVAL, COMPRISING A TABLET CONTAINING A SUBSTANTIALLY UNIFORM MIXTURE INCLUDING A PHARMACEUTICALLY ACCEPTABLE VEHICLE AND AN ACTIVE MEDICAMENT, SAID TABLET HAVING AT LEAST ONE APERTURE THEREIN HAVING A PREDETERMINED TOTAL INNER SURFACE AREA SO RELATED TO THE TOTAL OUTER SURFACE AREA OF SAID TABLET THAT, DURING DISINTEGRATION OF SAID MEDICAMENT PRODUCT IN THE BODY OF A LIVING ANIMAL, THE TOTAL AREA OF SAID MEDICAMENT PRODUCT SUBJECT TO DISINTEGRATION AND RELEASE OF ACTIVE MEDICAMENT REMAINS RELATIVELY CONSTANT, WHEREBY SAID ACITIVE MEDICAMENT IS RELEASED AT A MATERIALLY MORE CONSTANT RATE OVER SAID APPRECIALBE TIME INTERVAL THAN WOULD BE ACHIEVED BY A CONVENTIONAL SOLID TABLET DEVOID OF SAID APERTURE.
Claim 2
Dependent Claim
136 words
A MEDICAMENT PRODUCT IN SOLID TABLET FORM, DESIGNED TO BE TAKEN INTERNALLY AND CONTROLLABLY TO RELEASE ACITVE MEDICAMENT THEREFROM INTO THE BODY OF A LIVING ANIMAL OVER AN APPRECIABLE TIME INTERVAL, COMPRISING A TABLET CONTAINING A SUBSTANTIALLY UNIFORM MIXTURE INCLUDING A PHARMACEUTICALLY ACCEPTABLE VEHICLE AND AN ACTIVE MEDICAMENT, SAID TABLET HAVING AT LEAST ONE APERTURE THEREIN HAVING A PREDETERMINED TOTAL INNER SURFACE AREA SO RELATED TO THE TOTAL OUTER SURFACE AREA OF SAID TABLET THAT, DURING DISINTEGRATION OF SAID MEDICAMENT PRODUCT IN THE BODY OF A LIVING ANIMAL, THE TOTAL AREA OF SAID MEDICAMENT PRODUCT SUBJECT TO DISINTEGRATION AND RELEASE OF ACTIVE MEDICAMENT REMAINS RELATIVELY CONSTANT, WHEREBY SAID ACITIVE MEDICAMENT IS RELEASED AT A MATERIALLY MORE CONSTANT RATE OVER SAID APPRECIALBE TIME INTERVAL THAN WOULD BE ACHIEVED BY A CONVENTIONAL SOLID TABLET DEVOID OF SAID APERTURE.
References Cited (Backward Citations)
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Cited
US216107A
Cited
FR442266A
Cited
US2106097A
Cited
US2312381A
Cited
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Cited
US2773502A
Cited
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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) | 1966-12-02 | 1967-06-03 | 1967-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-02 | 1971-06-03 | 1971-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-02 | 1975-06-03 | 1975-12-03 | $7700.00 | Window Closed / Lapsed |