Patent US3181998A successfully refreshed from Google Patents.
US3181998A
Expired / Lapsed
US
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Tablet disintegration
Assignee: Individual
•
Filing: 1960-08-12
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Granted: 1965-05-04
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Expires: 1980-08-12
Abstract
No abstract record available.
Inventors
- 👤 Joseph L Kanig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:40
CPC Classifications
A; A61; A61K; A61K9/00; A61K9/20; A61K9/2004; A61K9/2022; A61K9/205; A61K9/2059; A61K9/2068
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
55 words
A COMPRESSED ORAL TABLET ADAPTED TO BE INGESTED INTACT WITHOUT CHEWING OR FRACTURING AND PREPARED BY ADMIXING AMYLOPECTIN, AT LEAST ONE SPECIFIC ENZYME KNOWN TO REACT WITH SAID AMYLOPECTIN UPON ACTIVATION WITH AN AQUEOUS MEDIA, AND A NON-ENZYMATIC THEREAPEUTIC COMPONENT, WHEREBY DISINTEGRATION OF SAID TABLET WILL BE ACCELERATED IN THE PRESENCE OF SAID AQUEOUS MEDIA.
Claim 2
Dependent Claim
55 words
A COMPRESSED ORAL TABLET ADAPTED TO BE INGESTED INTACT WITHOUT CHEWING OR FRACTURING AND PREPARED BY ADMIXING AMYLOPECTIN, AT LEAST ONE SPECIFIC ENZYME KNOWN TO REACT WITH SAID AMYLOPECTIN UPON ACTIVATION WITH AN AQUEOUS MEDIA, AND A NON-ENZYMATIC THEREAPEUTIC COMPONENT, WHEREBY DISINTEGRATION OF SAID TABLET WILL BE ACCELERATED IN THE PRESENCE OF SAID AQUEOUS MEDIA.
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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) | 1968-05-03 | 1968-11-02 | 1969-05-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-03 | 1972-11-02 | 1973-05-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-03 | 1976-11-02 | 1977-05-04 | $7700.00 | Window Closed / Lapsed |